Update libc crate to 0.2.66

This change updates the libc crate to version 0.2.66.

Import subrepo libc/:libc at 4f11029a68040c90acf771976b019c1ef273a8cd

45 files changed, 5066 insertions, 1224 deletions

diff --git a/libc/src/unix/linux_like/linux/align.rs b/libc/src/unix/linux_like/linux/align.rs
index be8ac06..6000b41 100644
--- a/libc/src/unix/linux_like/linux/align.rs
+++ b/libc/src/unix/linux_like/linux/align.rs
@@ -62,6 +62,7 @@ macro_rules! expand_align {
                                target_arch = "arm",
                                target_arch = "hexagon",
                                target_arch = "powerpc",
+                               target_arch = "sparc",
                                target_arch = "x86_64",
                                target_arch = "x86")),
                        repr(align(4)))]
@@ -70,6 +71,7 @@ macro_rules! expand_align {
                                    target_arch = "arm",
                                    target_arch = "hexagon",
                                    target_arch = "powerpc",
+                                   target_arch = "sparc",
                                    target_arch = "x86_64",
                                    target_arch = "x86"))),
                        repr(align(8)))]
@@ -83,6 +85,7 @@ macro_rules! expand_align {
                                target_arch = "arm",
                                target_arch = "hexagon",
                                target_arch = "powerpc",
+                               target_arch = "sparc",
                                target_arch = "x86_64",
                                target_arch = "x86")),
                        repr(align(4)))]
@@ -91,6 +94,7 @@ macro_rules! expand_align {
                                    target_arch = "arm",
                                    target_arch = "hexagon",
                                    target_arch = "powerpc",
+                                   target_arch = "sparc",
                                    target_arch = "x86_64",
                                    target_arch = "x86"))),
                        repr(align(8)))]
@@ -98,5 +102,5 @@ macro_rules! expand_align {
                 size: [u8; ::__SIZEOF_PTHREAD_RWLOCK_T],
             }
         }
-    }
+    };
 }
diff --git a/libc/src/unix/linux_like/linux/gnu/b32/arm/align.rs b/libc/src/unix/linux_like/linux/gnu/b32/arm/align.rs
new file mode 100644
index 0000000..825546b
--- /dev/null
+++ b/libc/src/unix/linux_like/linux/gnu/b32/arm/align.rs
@@ -0,0 +1,7 @@
+s_no_extra_traits! {
+    #[allow(missing_debug_implementations)]
+    #[repr(align(8))]
+    pub struct max_align_t {
+        priv_: [i64; 2]
+    }
+}
diff --git a/libc/src/unix/linux_like/linux/gnu/b32/arm.rs b/libc/src/unix/linux_like/linux/gnu/b32/arm/mod.rs
index e186c24..0a5fc85 100644
--- a/libc/src/unix/linux_like/linux/gnu/b32/arm.rs
+++ b/libc/src/unix/linux_like/linux/gnu/b32/arm/mod.rs
@@ -33,6 +33,14 @@ s! {
         pub l_pid: ::pid_t,
     }
 
+    pub struct flock64 {
+        pub l_type: ::c_short,
+        pub l_whence: ::c_short,
+        pub l_start: ::off64_t,
+        pub l_len: ::off64_t,
+        pub l_pid: ::pid_t,
+    }
+
     pub struct ipc_perm {
         pub __key: ::key_t,
         pub uid: ::uid_t,
@@ -349,10 +357,7 @@ pub const SIGURG: ::c_int = 23;
 pub const SIGIO: ::c_int = 29;
 pub const SIGSYS: ::c_int = 31;
 pub const SIGSTKFLT: ::c_int = 16;
-#[deprecated(
-    since = "0.2.55",
-    note = "Use SIGSYS instead"
-)]
+#[deprecated(since = "0.2.55", note = "Use SIGSYS instead")]
 pub const SIGUNUSED: ::c_int = 31;
 pub const SIGPOLL: ::c_int = 29;
 pub const SIGPWR: ::c_int = 30;
@@ -411,14 +416,14 @@ pub const NOFLSH: ::tcflag_t = 0x00000080;
 pub const CIBAUD: ::tcflag_t = 0o02003600000;
 pub const CBAUDEX: ::tcflag_t = 0o010000;
 pub const VSWTC: usize = 7;
-pub const OLCUC:  ::tcflag_t = 0o000002;
-pub const NLDLY:  ::tcflag_t = 0o000400;
-pub const CRDLY:  ::tcflag_t = 0o003000;
+pub const OLCUC: ::tcflag_t = 0o000002;
+pub const NLDLY: ::tcflag_t = 0o000400;
+pub const CRDLY: ::tcflag_t = 0o003000;
 pub const TABDLY: ::tcflag_t = 0o014000;
-pub const BSDLY:  ::tcflag_t = 0o020000;
-pub const FFDLY:  ::tcflag_t = 0o100000;
-pub const VTDLY:  ::tcflag_t = 0o040000;
-pub const XTABS:  ::tcflag_t = 0o014000;
+pub const BSDLY: ::tcflag_t = 0o020000;
+pub const FFDLY: ::tcflag_t = 0o100000;
+pub const VTDLY: ::tcflag_t = 0o040000;
+pub const XTABS: ::tcflag_t = 0o014000;
 
 pub const B0: ::speed_t = 0o000000;
 pub const B50: ::speed_t = 0o000001;
@@ -862,3 +867,10 @@ pub const SYS_pkey_mprotect: ::c_long = 394;
 pub const SYS_pkey_alloc: ::c_long = 395;
 pub const SYS_pkey_free: ::c_long = 396;
 pub const SYS_statx: ::c_long = 397;
+
+cfg_if! {
+    if #[cfg(libc_align)] {
+        mod align;
+        pub use self::align::*;
+    }
+}
diff --git a/libc/src/unix/linux_like/linux/gnu/b32/mips/align.rs b/libc/src/unix/linux_like/linux/gnu/b32/mips/align.rs
new file mode 100644
index 0000000..8c228eb
--- /dev/null
+++ b/libc/src/unix/linux_like/linux/gnu/b32/mips/align.rs
@@ -0,0 +1,7 @@
+s_no_extra_traits! {
+    #[allow(missing_debug_implementations)]
+    #[repr(align(8))]
+    pub struct max_align_t {
+        priv_: [f32; 4]
+    }
+}
diff --git a/libc/src/unix/linux_like/linux/gnu/b32/mips.rs b/libc/src/unix/linux_like/linux/gnu/b32/mips/mod.rs
index f21b8c4..4a3b600 100644
--- a/libc/src/unix/linux_like/linux/gnu/b32/mips.rs
+++ b/libc/src/unix/linux_like/linux/gnu/b32/mips/mod.rs
@@ -178,91 +178,91 @@ pub const SYS_close: ::c_long = 4000 + 6;
 pub const SYS_waitpid: ::c_long = 4000 + 7;
 pub const SYS_creat: ::c_long = 4000 + 8;
 pub const SYS_link: ::c_long = 4000 + 9;
-pub const SYS_unlink: ::c_long = 4000 +  10;
-pub const SYS_execve: ::c_long = 4000 +  11;
-pub const SYS_chdir: ::c_long = 4000 +  12;
-pub const SYS_time: ::c_long = 4000 +  13;
-pub const SYS_mknod: ::c_long = 4000 +  14;
-pub const SYS_chmod: ::c_long = 4000 +  15;
-pub const SYS_lchown: ::c_long = 4000 +  16;
-pub const SYS_break: ::c_long = 4000 +  17;
-pub const SYS_lseek: ::c_long = 4000 +  19;
-pub const SYS_getpid: ::c_long = 4000 +  20;
-pub const SYS_mount: ::c_long = 4000 +  21;
-pub const SYS_umount: ::c_long = 4000 +  22;
-pub const SYS_setuid: ::c_long = 4000 +  23;
-pub const SYS_getuid: ::c_long = 4000 +  24;
-pub const SYS_stime: ::c_long = 4000 +  25;
-pub const SYS_ptrace: ::c_long = 4000 +  26;
-pub const SYS_alarm: ::c_long = 4000 +  27;
-pub const SYS_pause: ::c_long = 4000 +  29;
-pub const SYS_utime: ::c_long = 4000 +  30;
-pub const SYS_stty: ::c_long = 4000 +  31;
-pub const SYS_gtty: ::c_long = 4000 +  32;
-pub const SYS_access: ::c_long = 4000 +  33;
-pub const SYS_nice: ::c_long = 4000 +  34;
-pub const SYS_ftime: ::c_long = 4000 +  35;
-pub const SYS_sync: ::c_long = 4000 +  36;
-pub const SYS_kill: ::c_long = 4000 +  37;
-pub const SYS_rename: ::c_long = 4000 +  38;
-pub const SYS_mkdir: ::c_long = 4000 +  39;
-pub const SYS_rmdir: ::c_long = 4000 +  40;
-pub const SYS_dup: ::c_long = 4000 +  41;
-pub const SYS_pipe: ::c_long = 4000 +  42;
-pub const SYS_times: ::c_long = 4000 +  43;
-pub const SYS_prof: ::c_long = 4000 +  44;
-pub const SYS_brk: ::c_long = 4000 +  45;
-pub const SYS_setgid: ::c_long = 4000 +  46;
-pub const SYS_getgid: ::c_long = 4000 +  47;
-pub const SYS_signal: ::c_long = 4000 +  48;
-pub const SYS_geteuid: ::c_long = 4000 +  49;
-pub const SYS_getegid: ::c_long = 4000 +  50;
-pub const SYS_acct: ::c_long = 4000 +  51;
-pub const SYS_umount2: ::c_long = 4000 +  52;
-pub const SYS_lock: ::c_long = 4000 +  53;
-pub const SYS_ioctl: ::c_long = 4000 +  54;
-pub const SYS_fcntl: ::c_long = 4000 +  55;
-pub const SYS_mpx: ::c_long = 4000 +  56;
-pub const SYS_setpgid: ::c_long = 4000 +  57;
-pub const SYS_ulimit: ::c_long = 4000 +  58;
-pub const SYS_umask: ::c_long = 4000 +  60;
-pub const SYS_chroot: ::c_long = 4000 +  61;
-pub const SYS_ustat: ::c_long = 4000 +  62;
-pub const SYS_dup2: ::c_long = 4000 +  63;
-pub const SYS_getppid: ::c_long = 4000 +  64;
-pub const SYS_getpgrp: ::c_long = 4000 +  65;
-pub const SYS_setsid: ::c_long = 4000 +  66;
-pub const SYS_sigaction: ::c_long = 4000 +  67;
-pub const SYS_sgetmask: ::c_long = 4000 +  68;
-pub const SYS_ssetmask: ::c_long = 4000 +  69;
-pub const SYS_setreuid: ::c_long = 4000 +  70;
-pub const SYS_setregid: ::c_long = 4000 +  71;
-pub const SYS_sigsuspend: ::c_long = 4000 +  72;
-pub const SYS_sigpending: ::c_long = 4000 +  73;
-pub const SYS_sethostname: ::c_long = 4000 +  74;
-pub const SYS_setrlimit: ::c_long = 4000 +  75;
-pub const SYS_getrlimit: ::c_long = 4000 +  76;
-pub const SYS_getrusage: ::c_long = 4000 +  77;
-pub const SYS_gettimeofday: ::c_long = 4000 +  78;
-pub const SYS_settimeofday: ::c_long = 4000 +  79;
-pub const SYS_getgroups: ::c_long = 4000 +  80;
-pub const SYS_setgroups: ::c_long = 4000 +  81;
-pub const SYS_symlink: ::c_long = 4000 +  83;
-pub const SYS_readlink: ::c_long = 4000 +  85;
-pub const SYS_uselib: ::c_long = 4000 +  86;
-pub const SYS_swapon: ::c_long = 4000 +  87;
-pub const SYS_reboot: ::c_long = 4000 +  88;
-pub const SYS_readdir: ::c_long = 4000 +  89;
-pub const SYS_mmap: ::c_long = 4000 +  90;
-pub const SYS_munmap: ::c_long = 4000 +  91;
-pub const SYS_truncate: ::c_long = 4000 +  92;
-pub const SYS_ftruncate: ::c_long = 4000 +  93;
-pub const SYS_fchmod: ::c_long = 4000 +  94;
-pub const SYS_fchown: ::c_long = 4000 +  95;
-pub const SYS_getpriority: ::c_long = 4000 +  96;
-pub const SYS_setpriority: ::c_long = 4000 +  97;
-pub const SYS_profil: ::c_long = 4000 +  98;
-pub const SYS_statfs: ::c_long = 4000 +  99;
+pub const SYS_unlink: ::c_long = 4000 + 10;
+pub const SYS_execve: ::c_long = 4000 + 11;
+pub const SYS_chdir: ::c_long = 4000 + 12;
+pub const SYS_time: ::c_long = 4000 + 13;
+pub const SYS_mknod: ::c_long = 4000 + 14;
+pub const SYS_chmod: ::c_long = 4000 + 15;
+pub const SYS_lchown: ::c_long = 4000 + 16;
+pub const SYS_break: ::c_long = 4000 + 17;
+pub const SYS_lseek: ::c_long = 4000 + 19;
+pub const SYS_getpid: ::c_long = 4000 + 20;
+pub const SYS_mount: ::c_long = 4000 + 21;
+pub const SYS_umount: ::c_long = 4000 + 22;
+pub const SYS_setuid: ::c_long = 4000 + 23;
+pub const SYS_getuid: ::c_long = 4000 + 24;
+pub const SYS_stime: ::c_long = 4000 + 25;
+pub const SYS_ptrace: ::c_long = 4000 + 26;
+pub const SYS_alarm: ::c_long = 4000 + 27;
+pub const SYS_pause: ::c_long = 4000 + 29;
+pub const SYS_utime: ::c_long = 4000 + 30;
+pub const SYS_stty: ::c_long = 4000 + 31;
+pub const SYS_gtty: ::c_long = 4000 + 32;
+pub const SYS_access: ::c_long = 4000 + 33;
+pub const SYS_nice: ::c_long = 4000 + 34;
+pub const SYS_ftime: ::c_long = 4000 + 35;
+pub const SYS_sync: ::c_long = 4000 + 36;
+pub const SYS_kill: ::c_long = 4000 + 37;
+pub const SYS_rename: ::c_long = 4000 + 38;
+pub const SYS_mkdir: ::c_long = 4000 + 39;
+pub const SYS_rmdir: ::c_long = 4000 + 40;
+pub const SYS_dup: ::c_long = 4000 + 41;
+pub const SYS_pipe: ::c_long = 4000 + 42;
+pub const SYS_times: ::c_long = 4000 + 43;
+pub const SYS_prof: ::c_long = 4000 + 44;
+pub const SYS_brk: ::c_long = 4000 + 45;
+pub const SYS_setgid: ::c_long = 4000 + 46;
+pub const SYS_getgid: ::c_long = 4000 + 47;
+pub const SYS_signal: ::c_long = 4000 + 48;
+pub const SYS_geteuid: ::c_long = 4000 + 49;
+pub const SYS_getegid: ::c_long = 4000 + 50;
+pub const SYS_acct: ::c_long = 4000 + 51;
+pub const SYS_umount2: ::c_long = 4000 + 52;
+pub const SYS_lock: ::c_long = 4000 + 53;
+pub const SYS_ioctl: ::c_long = 4000 + 54;
+pub const SYS_fcntl: ::c_long = 4000 + 55;
+pub const SYS_mpx: ::c_long = 4000 + 56;
+pub const SYS_setpgid: ::c_long = 4000 + 57;
+pub const SYS_ulimit: ::c_long = 4000 + 58;
+pub const SYS_umask: ::c_long = 4000 + 60;
+pub const SYS_chroot: ::c_long = 4000 + 61;
+pub const SYS_ustat: ::c_long = 4000 + 62;
+pub const SYS_dup2: ::c_long = 4000 + 63;
+pub const SYS_getppid: ::c_long = 4000 + 64;
+pub const SYS_getpgrp: ::c_long = 4000 + 65;
+pub const SYS_setsid: ::c_long = 4000 + 66;
+pub const SYS_sigaction: ::c_long = 4000 + 67;
+pub const SYS_sgetmask: ::c_long = 4000 + 68;
+pub const SYS_ssetmask: ::c_long = 4000 + 69;
+pub const SYS_setreuid: ::c_long = 4000 + 70;
+pub const SYS_setregid: ::c_long = 4000 + 71;
+pub const SYS_sigsuspend: ::c_long = 4000 + 72;
+pub const SYS_sigpending: ::c_long = 4000 + 73;
+pub const SYS_sethostname: ::c_long = 4000 + 74;
+pub const SYS_setrlimit: ::c_long = 4000 + 75;
+pub const SYS_getrlimit: ::c_long = 4000 + 76;
+pub const SYS_getrusage: ::c_long = 4000 + 77;
+pub const SYS_gettimeofday: ::c_long = 4000 + 78;
+pub const SYS_settimeofday: ::c_long = 4000 + 79;
+pub const SYS_getgroups: ::c_long = 4000 + 80;
+pub const SYS_setgroups: ::c_long = 4000 + 81;
+pub const SYS_symlink: ::c_long = 4000 + 83;
+pub const SYS_readlink: ::c_long = 4000 + 85;
+pub const SYS_uselib: ::c_long = 4000 + 86;
+pub const SYS_swapon: ::c_long = 4000 + 87;
+pub const SYS_reboot: ::c_long = 4000 + 88;
+pub const SYS_readdir: ::c_long = 4000 + 89;
+pub const SYS_mmap: ::c_long = 4000 + 90;
+pub const SYS_munmap: ::c_long = 4000 + 91;
+pub const SYS_truncate: ::c_long = 4000 + 92;
+pub const SYS_ftruncate: ::c_long = 4000 + 93;
+pub const SYS_fchmod: ::c_long = 4000 + 94;
+pub const SYS_fchown: ::c_long = 4000 + 95;
+pub const SYS_getpriority: ::c_long = 4000 + 96;
+pub const SYS_setpriority: ::c_long = 4000 + 97;
+pub const SYS_profil: ::c_long = 4000 + 98;
+pub const SYS_statfs: ::c_long = 4000 + 99;
 pub const SYS_fstatfs: ::c_long = 4000 + 100;
 pub const SYS_ioperm: ::c_long = 4000 + 101;
 pub const SYS_socketcall: ::c_long = 4000 + 102;
@@ -526,6 +526,7 @@ pub const SYS_pwritev2: ::c_long = 4000 + 362;
 pub const SYS_pkey_mprotect: ::c_long = 4000 + 363;
 pub const SYS_pkey_alloc: ::c_long = 4000 + 364;
 pub const SYS_pkey_free: ::c_long = 4000 + 365;
+pub const SYS_statx: ::c_long = 4000 + 366;
 
 pub const O_DIRECT: ::c_int = 0x8000;
 pub const O_DIRECTORY: ::c_int = 0x10000;
@@ -839,14 +840,14 @@ pub const NOFLSH: ::tcflag_t = 0x00000080;
 pub const CIBAUD: ::tcflag_t = 0o02003600000;
 pub const CBAUDEX: ::tcflag_t = 0o010000;
 pub const VSWTC: usize = 7;
-pub const OLCUC:  ::tcflag_t = 0o000002;
-pub const NLDLY:  ::tcflag_t = 0o000400;
-pub const CRDLY:  ::tcflag_t = 0o003000;
+pub const OLCUC: ::tcflag_t = 0o000002;
+pub const NLDLY: ::tcflag_t = 0o000400;
+pub const CRDLY: ::tcflag_t = 0o003000;
 pub const TABDLY: ::tcflag_t = 0o014000;
-pub const BSDLY:  ::tcflag_t = 0o020000;
-pub const FFDLY:  ::tcflag_t = 0o100000;
-pub const VTDLY:  ::tcflag_t = 0o040000;
-pub const XTABS:  ::tcflag_t = 0o014000;
+pub const BSDLY: ::tcflag_t = 0o020000;
+pub const FFDLY: ::tcflag_t = 0o100000;
+pub const VTDLY: ::tcflag_t = 0o040000;
+pub const XTABS: ::tcflag_t = 0o014000;
 
 pub const B0: ::speed_t = 0o000000;
 pub const B50: ::speed_t = 0o000001;
@@ -891,3 +892,10 @@ pub const TIOCM_RNG: ::c_int = 0x200;
 pub const TIOCM_DSR: ::c_int = 0x400;
 
 pub const EHWPOISON: ::c_int = 168;
+
+cfg_if! {
+    if #[cfg(libc_align)] {
+        mod align;
+        pub use self::align::*;
+    }
+}
diff --git a/libc/src/unix/linux_like/linux/gnu/b32/mod.rs b/libc/src/unix/linux_like/linux/gnu/b32/mod.rs
index 2e584f2..cc6b636 100644
--- a/libc/src/unix/linux_like/linux/gnu/b32/mod.rs
+++ b/libc/src/unix/linux_like/linux/gnu/b32/mod.rs
@@ -238,14 +238,15 @@ pub const PTRACE_GETREGS: ::c_uint = 12;
 pub const PTRACE_SETREGS: ::c_uint = 13;
 
 #[link(name = "util")]
-extern {
-    pub fn sysctl(name: *mut ::c_int,
-                  namelen: ::c_int,
-                  oldp: *mut ::c_void,
-                  oldlenp: *mut ::size_t,
-                  newp: *mut ::c_void,
-                  newlen: ::size_t)
-                  -> ::c_int;
+extern "C" {
+    pub fn sysctl(
+        name: *mut ::c_int,
+        namelen: ::c_int,
+        oldp: *mut ::c_void,
+        oldlenp: *mut ::size_t,
+        newp: *mut ::c_void,
+        newlen: ::size_t,
+    ) -> ::c_int;
 }
 
 cfg_if! {
@@ -261,6 +262,9 @@ cfg_if! {
     } else if #[cfg(target_arch = "powerpc")] {
         mod powerpc;
         pub use self::powerpc::*;
+    } else if #[cfg(target_arch = "sparc")] {
+        mod sparc;
+        pub use self::sparc::*;
     } else {
         // Unknown target_arch
     }
diff --git a/libc/src/unix/linux_like/linux/gnu/b32/powerpc.rs b/libc/src/unix/linux_like/linux/gnu/b32/powerpc.rs
index 8f57b72..7644428 100644
--- a/libc/src/unix/linux_like/linux/gnu/b32/powerpc.rs
+++ b/libc/src/unix/linux_like/linux/gnu/b32/powerpc.rs
@@ -33,6 +33,14 @@ s! {
         pub l_pid: ::pid_t,
     }
 
+    pub struct flock64 {
+        pub l_type: ::c_short,
+        pub l_whence: ::c_short,
+        pub l_start: ::off64_t,
+        pub l_len: ::off64_t,
+        pub l_pid: ::pid_t,
+    }
+
     pub struct ipc_perm {
         __key: ::key_t,
         pub uid: ::uid_t,
@@ -363,10 +371,7 @@ pub const SIGURG: ::c_int = 23;
 pub const SIGIO: ::c_int = 29;
 pub const SIGSYS: ::c_int = 31;
 pub const SIGSTKFLT: ::c_int = 16;
-#[deprecated(
-    since = "0.2.55",
-    note = "Use SIGSYS instead"
-)]
+#[deprecated(since = "0.2.55", note = "Use SIGSYS instead")]
 pub const SIGUNUSED: ::c_int = 31;
 pub const SIGPOLL: ::c_int = 29;
 pub const SIGPWR: ::c_int = 30;
@@ -423,14 +428,14 @@ pub const ICANON: ::tcflag_t = 0x100;
 pub const PENDIN: ::tcflag_t = 0x20000000;
 pub const NOFLSH: ::tcflag_t = 0x80000000;
 pub const VSWTC: usize = 9;
-pub const OLCUC:  ::tcflag_t = 0o000004;
-pub const NLDLY:  ::tcflag_t = 0o001400;
-pub const CRDLY:  ::tcflag_t = 0o030000;
+pub const OLCUC: ::tcflag_t = 0o000004;
+pub const NLDLY: ::tcflag_t = 0o001400;
+pub const CRDLY: ::tcflag_t = 0o030000;
 pub const TABDLY: ::tcflag_t = 0o006000;
-pub const BSDLY:  ::tcflag_t = 0o100000;
-pub const FFDLY:  ::tcflag_t = 0o040000;
-pub const VTDLY:  ::tcflag_t = 0o200000;
-pub const XTABS:  ::tcflag_t = 0o006000;
+pub const BSDLY: ::tcflag_t = 0o100000;
+pub const FFDLY: ::tcflag_t = 0o040000;
+pub const VTDLY: ::tcflag_t = 0o200000;
+pub const XTABS: ::tcflag_t = 0o006000;
 
 pub const B0: ::speed_t = 0o000000;
 pub const B50: ::speed_t = 0o000001;
diff --git a/libc/src/unix/linux_like/linux/gnu/b32/sparc/align.rs b/libc/src/unix/linux_like/linux/gnu/b32/sparc/align.rs
new file mode 100644
index 0000000..98fda88
--- /dev/null
+++ b/libc/src/unix/linux_like/linux/gnu/b32/sparc/align.rs
@@ -0,0 +1,7 @@
+s_no_extra_traits! {
+    #[allow(missing_debug_implementations)]
+    #[repr(align(8))]
+    pub struct max_align_t {
+        priv_: [i64; 3]
+    }
+}
diff --git a/libc/src/unix/linux_like/linux/gnu/b32/sparc/mod.rs b/libc/src/unix/linux_like/linux/gnu/b32/sparc/mod.rs
new file mode 100644
index 0000000..f670b34
--- /dev/null
+++ b/libc/src/unix/linux_like/linux/gnu/b32/sparc/mod.rs
@@ -0,0 +1,978 @@
+//! SPARC-specific definitions for 32-bit linux-like values
+
+pub type c_char = u8;
+pub type wchar_t = i32;
+
+s! {
+    pub struct sigaction {
+        pub sa_sigaction: ::sighandler_t,
+        pub sa_mask: ::sigset_t,
+        pub sa_flags: ::c_int,
+        pub sa_restorer: ::Option<extern fn()>,
+    }
+
+    pub struct statfs {
+        pub f_type: ::__fsword_t,
+        pub f_bsize: ::__fsword_t,
+        pub f_blocks: ::fsblkcnt_t,
+        pub f_bfree: ::fsblkcnt_t,
+        pub f_bavail: ::fsblkcnt_t,
+
+        pub f_files: ::fsfilcnt_t,
+        pub f_ffree: ::fsfilcnt_t,
+        pub f_fsid: ::fsid_t,
+
+        pub f_namelen: ::__fsword_t,
+        pub f_frsize: ::__fsword_t,
+        f_spare: [::__fsword_t; 5],
+    }
+
+    pub struct siginfo_t {
+        pub si_signo: ::c_int,
+        pub si_errno: ::c_int,
+        pub si_code: ::c_int,
+        _pad: [::c_int; 29],
+        _align: [usize; 0],
+    }
+
+    pub struct flock {
+        pub l_type: ::c_short,
+        pub l_whence: ::c_short,
+        pub l_start: ::off_t,
+        pub l_len: ::off_t,
+        pub l_pid: ::pid_t,
+    }
+
+    pub struct flock64 {
+        pub l_type: ::c_short,
+        pub l_whence: ::c_short,
+        pub l_start: ::off64_t,
+        pub l_len: ::off64_t,
+        pub l_pid: ::pid_t,
+        __reserved:  ::c_short,
+    }
+
+    pub struct stack_t {
+        pub ss_sp: *mut ::c_void,
+        pub ss_flags: ::c_int,
+        pub ss_size: ::size_t
+    }
+
+    pub struct stat {
+        pub st_dev: ::dev_t,
+        pub st_ino: ::ino64_t,
+        pub st_mode: ::mode_t,
+        pub st_nlink: ::nlink_t,
+        pub st_uid: ::uid_t,
+        pub st_gid: ::gid_t,
+        pub st_rdev: ::dev_t,
+        __pad2: ::c_ushort,
+        pub st_size: ::off64_t,
+        pub st_blksize: ::blksize_t,
+        pub st_blocks: ::blkcnt64_t,
+        pub st_atime: ::time_t,
+        pub st_atime_nsec: ::c_long,
+        pub st_mtime: ::time_t,
+        pub st_mtime_nsec: ::c_long,
+        pub st_ctime: ::time_t,
+        pub st_ctime_nsec: ::c_long,
+        __unused: [::c_long; 2],
+    }
+
+    pub struct stat64 {
+        pub st_dev: ::dev_t,
+        pub st_ino: ::ino64_t,
+        pub st_mode: ::mode_t,
+        pub st_nlink: ::nlink_t,
+        pub st_uid: ::uid_t,
+        pub st_gid: ::gid_t,
+        pub st_rdev: ::dev_t,
+        __pad2: ::c_ushort,
+        pub st_size: ::off64_t,
+        pub st_blksize: ::blksize_t,
+        pub st_blocks: ::blkcnt64_t,
+        pub st_atime: ::time_t,
+        pub st_atime_nsec: ::c_long,
+        pub st_mtime: ::time_t,
+        pub st_mtime_nsec: ::c_long,
+        pub st_ctime: ::time_t,
+        pub st_ctime_nsec: ::c_long,
+        __reserved: [::c_long; 2],
+    }
+
+    pub struct statfs64 {
+        pub f_type: ::__fsword_t,
+        pub f_bsize: ::__fsword_t,
+        pub f_blocks: u64,
+        pub f_bfree: u64,
+        pub f_bavail: u64,
+        pub f_files: u64,
+        pub f_ffree: u64,
+        pub f_fsid: ::fsid_t,
+        pub f_namelen: ::__fsword_t,
+        pub f_frsize: ::__fsword_t,
+        pub f_flags: ::__fsword_t,
+        pub f_spare: [::__fsword_t; 4],
+    }
+
+    pub struct statvfs {
+        pub f_bsize: ::c_ulong,
+        pub f_frsize: ::c_ulong,
+        pub f_blocks: ::fsblkcnt_t,
+        pub f_bfree: ::fsblkcnt_t,
+        pub f_bavail: ::fsblkcnt_t,
+        pub f_files: ::fsfilcnt_t,
+        pub f_ffree: ::fsfilcnt_t,
+        pub f_favail: ::fsfilcnt_t,
+        pub f_fsid: ::c_ulong,
+        pub f_flag: ::c_ulong,
+        pub f_namemax: ::c_ulong,
+        __f_spare: [::c_int; 6],
+    }
+
+    pub struct statvfs64 {
+        pub f_bsize: ::c_ulong,
+        pub f_frsize: ::c_ulong,
+        pub f_blocks: u64,
+        pub f_bfree: u64,
+        pub f_bavail: u64,
+        pub f_files: u64,
+        pub f_ffree: u64,
+        pub f_favail: u64,
+        pub f_fsid: ::c_ulong,
+        pub f_flag: ::c_ulong,
+        pub f_namemax: ::c_ulong,
+        __f_spare: [::c_int; 6],
+    }
+
+    pub struct ipc_perm {
+        pub __key: ::key_t,
+        pub uid: ::uid_t,
+        pub gid: ::gid_t,
+        pub cuid: ::uid_t,
+        pub cgid: ::gid_t,
+        __pad1: ::c_ushort,
+        pub mode: ::c_ushort,
+        __pad2: ::c_ushort,
+        pub __seq: ::c_ushort,
+        __unused1: ::c_ulonglong,
+        __unused2: ::c_ulonglong,
+    }
+
+    pub struct shmid_ds {
+        pub shm_perm: ::ipc_perm,
+        __pad1: ::c_uint,
+        pub shm_atime: ::time_t,
+        __pad2: ::c_uint,
+        pub shm_dtime: ::time_t,
+        __pad3: ::c_uint,
+        pub shm_ctime: ::time_t,
+        pub shm_segsz: ::size_t,
+        pub shm_cpid: ::pid_t,
+        pub shm_lpid: ::pid_t,
+        pub shm_nattch: ::shmatt_t,
+        __reserved1: ::c_ulong,
+        __reserved2: ::c_ulong,
+    }
+
+    pub struct msqid_ds {
+        pub msg_perm: ::ipc_perm,
+        __pad1: ::c_uint,
+        pub msg_stime: ::time_t,
+        __pad2: ::c_uint,
+        pub msg_rtime: ::time_t,
+        __pad3: ::c_uint,
+        pub msg_ctime: ::time_t,
+        __msg_cbytes: ::c_ushort,
+        pub msg_qnum: ::msgqnum_t,
+        pub msg_qbytes: ::msglen_t,
+        pub msg_lspid: ::pid_t,
+        pub msg_lrpid: ::pid_t,
+        __glibc_reserved1: ::c_ulong,
+        __glibc_reserved2: ::c_ulong,
+    }
+
+    pub struct termios2 {
+        pub c_iflag: ::tcflag_t,
+        pub c_oflag: ::tcflag_t,
+        pub c_cflag: ::tcflag_t,
+        pub c_lflag: ::tcflag_t,
+        pub c_line: ::cc_t,
+        pub c_cc: [::cc_t; 19],
+        pub c_ispeed: ::speed_t,
+        pub c_ospeed: ::speed_t,
+    }
+}
+
+pub const POSIX_FADV_DONTNEED: ::c_int = 4;
+pub const POSIX_FADV_NOREUSE: ::c_int = 5;
+
+pub const RLIM_INFINITY: ::rlim_t = !0;
+pub const VEOF: usize = 4;
+pub const RTLD_DEEPBIND: ::c_int = 0x8;
+pub const RTLD_GLOBAL: ::c_int = 0x100;
+pub const RTLD_NOLOAD: ::c_int = 0x4;
+
+pub const TIOCGSOFTCAR: ::c_ulong = 0x40047464;
+pub const TIOCSSOFTCAR: ::c_ulong = 0x80047465;
+
+pub const RLIMIT_RSS: ::__rlimit_resource_t = 5;
+pub const RLIMIT_AS: ::__rlimit_resource_t = 9;
+pub const RLIMIT_MEMLOCK: ::__rlimit_resource_t = 8;
+pub const RLIMIT_NOFILE: ::__rlimit_resource_t = 6;
+pub const RLIMIT_NPROC: ::__rlimit_resource_t = 7;
+
+pub const O_APPEND: ::c_int = 0x8;
+pub const O_CREAT: ::c_int = 0x200;
+pub const O_EXCL: ::c_int = 0x800;
+pub const O_NOCTTY: ::c_int = 0x8000;
+pub const O_NONBLOCK: ::c_int = 0x4000;
+pub const O_SYNC: ::c_int = 0x802000;
+pub const O_RSYNC: ::c_int = 0x802000;
+pub const O_DSYNC: ::c_int = 0x2000;
+pub const O_FSYNC: ::c_int = 0x802000;
+pub const O_NOATIME: ::c_int = 0x200000;
+pub const O_PATH: ::c_int = 0x1000000;
+pub const O_TMPFILE: ::c_int = 0x2000000 | O_DIRECTORY;
+
+pub const MADV_SOFT_OFFLINE: ::c_int = 101;
+pub const MAP_GROWSDOWN: ::c_int = 0x0200;
+pub const MAP_ANON: ::c_int = 0x0020;
+pub const MAP_ANONYMOUS: ::c_int = 0x0020;
+pub const MAP_DENYWRITE: ::c_int = 0x0800;
+pub const MAP_EXECUTABLE: ::c_int = 0x01000;
+pub const MAP_POPULATE: ::c_int = 0x08000;
+pub const MAP_NONBLOCK: ::c_int = 0x010000;
+pub const MAP_STACK: ::c_int = 0x020000;
+pub const MAP_HUGETLB: ::c_int = 0x040000;
+
+pub const EDEADLK: ::c_int = 78;
+pub const ENAMETOOLONG: ::c_int = 63;
+pub const ENOLCK: ::c_int = 79;
+pub const ENOSYS: ::c_int = 90;
+pub const ENOTEMPTY: ::c_int = 66;
+pub const ELOOP: ::c_int = 62;
+pub const ENOMSG: ::c_int = 75;
+pub const EIDRM: ::c_int = 77;
+pub const ECHRNG: ::c_int = 94;
+pub const EL2NSYNC: ::c_int = 95;
+pub const EL3HLT: ::c_int = 96;
+pub const EL3RST: ::c_int = 97;
+pub const ELNRNG: ::c_int = 98;
+pub const EUNATCH: ::c_int = 99;
+pub const ENOCSI: ::c_int = 100;
+pub const EL2HLT: ::c_int = 101;
+pub const EBADE: ::c_int = 102;
+pub const EBADR: ::c_int = 103;
+pub const EXFULL: ::c_int = 104;
+pub const ENOANO: ::c_int = 105;
+pub const EBADRQC: ::c_int = 106;
+pub const EBADSLT: ::c_int = 107;
+pub const EMULTIHOP: ::c_int = 87;
+pub const EOVERFLOW: ::c_int = 92;
+pub const ENOTUNIQ: ::c_int = 115;
+pub const EBADFD: ::c_int = 93;
+pub const EBADMSG: ::c_int = 76;
+pub const EREMCHG: ::c_int = 89;
+pub const ELIBACC: ::c_int = 114;
+pub const ELIBBAD: ::c_int = 112;
+pub const ELIBSCN: ::c_int = 124;
+pub const ELIBMAX: ::c_int = 123;
+pub const ELIBEXEC: ::c_int = 110;
+pub const EILSEQ: ::c_int = 122;
+pub const ERESTART: ::c_int = 116;
+pub const ESTRPIPE: ::c_int = 91;
+pub const EUSERS: ::c_int = 68;
+pub const ENOTSOCK: ::c_int = 38;
+pub const EDESTADDRREQ: ::c_int = 39;
+pub const EMSGSIZE: ::c_int = 40;
+pub const EPROTOTYPE: ::c_int = 41;
+pub const ENOPROTOOPT: ::c_int = 42;
+pub const EPROTONOSUPPORT: ::c_int = 43;
+pub const ESOCKTNOSUPPORT: ::c_int = 44;
+pub const EOPNOTSUPP: ::c_int = 45;
+pub const EPFNOSUPPORT: ::c_int = 46;
+pub const EAFNOSUPPORT: ::c_int = 47;
+pub const EADDRINUSE: ::c_int = 48;
+pub const EADDRNOTAVAIL: ::c_int = 49;
+pub const ENETDOWN: ::c_int = 50;
+pub const ENETUNREACH: ::c_int = 51;
+pub const ENETRESET: ::c_int = 52;
+pub const ECONNABORTED: ::c_int = 53;
+pub const ECONNRESET: ::c_int = 54;
+pub const ENOBUFS: ::c_int = 55;
+pub const EISCONN: ::c_int = 56;
+pub const ENOTCONN: ::c_int = 57;
+pub const ESHUTDOWN: ::c_int = 58;
+pub const ETOOMANYREFS: ::c_int = 59;
+pub const ETIMEDOUT: ::c_int = 60;
+pub const ECONNREFUSED: ::c_int = 61;
+pub const EHOSTDOWN: ::c_int = 64;
+pub const EHOSTUNREACH: ::c_int = 65;
+pub const EALREADY: ::c_int = 37;
+pub const EINPROGRESS: ::c_int = 36;
+pub const ESTALE: ::c_int = 70;
+pub const EDQUOT: ::c_int = 69;
+pub const ENOMEDIUM: ::c_int = 125;
+pub const EMEDIUMTYPE: ::c_int = 126;
+pub const ECANCELED: ::c_int = 127;
+pub const ENOKEY: ::c_int = 128;
+pub const EKEYEXPIRED: ::c_int = 129;
+pub const EKEYREVOKED: ::c_int = 130;
+pub const EKEYREJECTED: ::c_int = 131;
+pub const EOWNERDEAD: ::c_int = 132;
+pub const ENOTRECOVERABLE: ::c_int = 133;
+pub const EHWPOISON: ::c_int = 135;
+pub const ERFKILL: ::c_int = 134;
+
+pub const SOL_SOCKET: ::c_int = 0xffff;
+
+pub const SO_PASSCRED: ::c_int = 2;
+pub const SO_REUSEADDR: ::c_int = 4;
+pub const SO_BINDTODEVICE: ::c_int = 0x000d;
+pub const SO_TIMESTAMP: ::c_int = 0x001d;
+pub const SO_MARK: ::c_int = 0x0022;
+pub const SO_RXQ_OVFL: ::c_int = 0x0024;
+pub const SO_PEEK_OFF: ::c_int = 0x0026;
+pub const SO_BUSY_POLL: ::c_int = 0x0030;
+pub const SO_TYPE: ::c_int = 0x1008;
+pub const SO_ERROR: ::c_int = 0x1007;
+pub const SO_DONTROUTE: ::c_int = 16;
+pub const SO_BROADCAST: ::c_int = 32;
+pub const SO_SNDBUF: ::c_int = 0x1001;
+pub const SO_RCVBUF: ::c_int = 0x1002;
+pub const SO_SNDBUFFORCE: ::c_int = 0x100a;
+pub const SO_RCVBUFFORCE: ::c_int = 0x100b;
+pub const SO_DOMAIN: ::c_int = 0x1029;
+pub const SO_KEEPALIVE: ::c_int = 8;
+pub const SO_OOBINLINE: ::c_int = 0x100;
+pub const SO_LINGER: ::c_int = 128;
+pub const SO_REUSEPORT: ::c_int = 0x200;
+pub const SO_ACCEPTCONN: ::c_int = 0x8000;
+
+pub const SOCK_STREAM: ::c_int = 1;
+pub const SOCK_DGRAM: ::c_int = 2;
+
+pub const SA_ONSTACK: ::c_int = 1;
+pub const SA_SIGINFO: ::c_int = 0x200;
+pub const SA_NOCLDWAIT: ::c_int = 0x100;
+
+pub const SIGTTIN: ::c_int = 21;
+pub const SIGTTOU: ::c_int = 22;
+pub const SIGXCPU: ::c_int = 24;
+pub const SIGXFSZ: ::c_int = 25;
+pub const SIGVTALRM: ::c_int = 26;
+pub const SIGPROF: ::c_int = 27;
+pub const SIGWINCH: ::c_int = 28;
+pub const SIGCHLD: ::c_int = 20;
+pub const SIGBUS: ::c_int = 10;
+pub const SIGUSR1: ::c_int = 30;
+pub const SIGUSR2: ::c_int = 31;
+pub const SIGCONT: ::c_int = 19;
+pub const SIGSTOP: ::c_int = 17;
+pub const SIGTSTP: ::c_int = 18;
+pub const SIGURG: ::c_int = 16;
+pub const SIGIO: ::c_int = 23;
+pub const SIGSYS: ::c_int = 12;
+pub const SIGPOLL: ::c_int = 23;
+pub const SIGPWR: ::c_int = 29;
+pub const SIG_SETMASK: ::c_int = 4;
+pub const SIG_BLOCK: ::c_int = 1;
+pub const SIG_UNBLOCK: ::c_int = 2;
+
+pub const POLLWRNORM: ::c_short = 4;
+pub const POLLWRBAND: ::c_short = 0x100;
+
+pub const O_ASYNC: ::c_int = 0x40;
+pub const O_NDELAY: ::c_int = 0x4004;
+
+pub const PTRACE_DETACH: ::c_uint = 11;
+
+pub const EFD_NONBLOCK: ::c_int = 0x4000;
+
+pub const F_GETLK: ::c_int = 7;
+pub const F_GETOWN: ::c_int = 5;
+pub const F_SETOWN: ::c_int = 6;
+pub const F_SETLK: ::c_int = 8;
+pub const F_SETLKW: ::c_int = 9;
+
+pub const F_RDLCK: ::c_int = 1;
+pub const F_WRLCK: ::c_int = 2;
+pub const F_UNLCK: ::c_int = 3;
+
+pub const SFD_NONBLOCK: ::c_int = 0x4000;
+
+pub const TCSANOW: ::c_int = 0;
+pub const TCSADRAIN: ::c_int = 1;
+pub const TCSAFLUSH: ::c_int = 2;
+
+pub const TIOCLINUX: ::c_ulong = 0x541C;
+pub const TIOCGSERIAL: ::c_ulong = 0x541E;
+pub const TIOCEXCL: ::c_ulong = 0x2000740d;
+pub const TIOCNXCL: ::c_ulong = 0x2000740e;
+pub const TIOCSCTTY: ::c_ulong = 0x20007484;
+pub const TIOCSTI: ::c_ulong = 0x80017472;
+pub const TIOCMGET: ::c_ulong = 0x4004746a;
+pub const TIOCMBIS: ::c_ulong = 0x8004746c;
+pub const TIOCMBIC: ::c_ulong = 0x8004746b;
+pub const TIOCMSET: ::c_ulong = 0x8004746d;
+pub const TIOCCONS: ::c_ulong = 0x20007424;
+
+pub const TIOCM_ST: ::c_int = 0x008;
+pub const TIOCM_SR: ::c_int = 0x010;
+pub const TIOCM_CTS: ::c_int = 0x020;
+pub const TIOCM_CAR: ::c_int = 0x040;
+pub const TIOCM_RNG: ::c_int = 0x080;
+pub const TIOCM_DSR: ::c_int = 0x100;
+
+pub const SFD_CLOEXEC: ::c_int = 0x400000;
+
+pub const NCCS: usize = 17;
+pub const O_TRUNC: ::c_int = 0x400;
+
+pub const O_CLOEXEC: ::c_int = 0x400000;
+
+pub const EBFONT: ::c_int = 109;
+pub const ENOSTR: ::c_int = 72;
+pub const ENODATA: ::c_int = 111;
+pub const ETIME: ::c_int = 73;
+pub const ENOSR: ::c_int = 74;
+pub const ENONET: ::c_int = 80;
+pub const ENOPKG: ::c_int = 113;
+pub const EREMOTE: ::c_int = 71;
+pub const ENOLINK: ::c_int = 82;
+pub const EADV: ::c_int = 83;
+pub const ESRMNT: ::c_int = 84;
+pub const ECOMM: ::c_int = 85;
+pub const EPROTO: ::c_int = 86;
+pub const EDOTDOT: ::c_int = 88;
+
+pub const SA_NODEFER: ::c_int = 0x20;
+pub const SA_RESETHAND: ::c_int = 0x4;
+pub const SA_RESTART: ::c_int = 0x2;
+pub const SA_NOCLDSTOP: ::c_int = 0x00000008;
+
+pub const EPOLL_CLOEXEC: ::c_int = 0x400000;
+
+pub const EFD_CLOEXEC: ::c_int = 0x400000;
+
+pub const O_DIRECTORY: ::c_int = 0o200000;
+pub const O_NOFOLLOW: ::c_int = 0o400000;
+pub const O_LARGEFILE: ::c_int = 0x40000;
+pub const O_DIRECT: ::c_int = 0x100000;
+
+pub const MAP_LOCKED: ::c_int = 0x0100;
+pub const MAP_NORESERVE: ::c_int = 0x00040;
+
+pub const EDEADLOCK: ::c_int = 108;
+pub const EUCLEAN: ::c_int = 117;
+pub const ENOTNAM: ::c_int = 118;
+pub const ENAVAIL: ::c_int = 119;
+pub const EISNAM: ::c_int = 120;
+pub const EREMOTEIO: ::c_int = 121;
+
+pub const SO_PEERCRED: ::c_int = 0x40;
+pub const SO_RCVLOWAT: ::c_int = 0x800;
+pub const SO_SNDLOWAT: ::c_int = 0x1000;
+pub const SO_RCVTIMEO: ::c_int = 0x2000;
+pub const SO_SNDTIMEO: ::c_int = 0x4000;
+
+pub const FIOCLEX: ::c_ulong = 0x20006601;
+pub const FIONCLEX: ::c_ulong = 0x20006602;
+pub const FIONBIO: ::c_ulong = 0x8004667e;
+
+pub const MCL_CURRENT: ::c_int = 0x2000;
+pub const MCL_FUTURE: ::c_int = 0x4000;
+
+pub const SIGSTKSZ: ::size_t = 16384;
+pub const MINSIGSTKSZ: ::size_t = 4096;
+pub const CBAUD: ::tcflag_t = 0x0000100f;
+pub const TAB1: ::tcflag_t = 0x800;
+pub const TAB2: ::tcflag_t = 0x1000;
+pub const TAB3: ::tcflag_t = 0x1800;
+pub const CR1: ::tcflag_t = 0x200;
+pub const CR2: ::tcflag_t = 0x400;
+pub const CR3: ::tcflag_t = 0x600;
+pub const FF1: ::tcflag_t = 0x8000;
+pub const BS1: ::tcflag_t = 0x2000;
+pub const VT1: ::tcflag_t = 0x4000;
+pub const VWERASE: usize = 0xe;
+pub const VREPRINT: usize = 0xc;
+pub const VSUSP: usize = 0xa;
+pub const VSTART: usize = 0x8;
+pub const VSTOP: usize = 0x9;
+pub const VDISCARD: usize = 0xd;
+pub const VTIME: usize = 0x5;
+pub const IXON: ::tcflag_t = 0x400;
+pub const IXOFF: ::tcflag_t = 0x1000;
+pub const ONLCR: ::tcflag_t = 0x4;
+pub const CSIZE: ::tcflag_t = 0x30;
+pub const CS6: ::tcflag_t = 0x10;
+pub const CS7: ::tcflag_t = 0x20;
+pub const CS8: ::tcflag_t = 0x30;
+pub const CSTOPB: ::tcflag_t = 0x40;
+pub const CREAD: ::tcflag_t = 0x80;
+pub const PARENB: ::tcflag_t = 0x100;
+pub const PARODD: ::tcflag_t = 0x200;
+pub const HUPCL: ::tcflag_t = 0x400;
+pub const CLOCAL: ::tcflag_t = 0x800;
+pub const ECHOKE: ::tcflag_t = 0x800;
+pub const ECHOE: ::tcflag_t = 0x10;
+pub const ECHOK: ::tcflag_t = 0x20;
+pub const ECHONL: ::tcflag_t = 0x40;
+pub const ECHOPRT: ::tcflag_t = 0x400;
+pub const ECHOCTL: ::tcflag_t = 0x200;
+pub const ISIG: ::tcflag_t = 0x1;
+pub const ICANON: ::tcflag_t = 0x2;
+pub const PENDIN: ::tcflag_t = 0x4000;
+pub const NOFLSH: ::tcflag_t = 0x80;
+pub const CIBAUD: ::tcflag_t = 0o02003600000;
+pub const CBAUDEX: ::tcflag_t = 0x00001000;
+pub const VSWTC: usize = 7;
+pub const OLCUC: ::tcflag_t = 0o000002;
+pub const NLDLY: ::tcflag_t = 0o000400;
+pub const CRDLY: ::tcflag_t = 0o003000;
+pub const TABDLY: ::tcflag_t = 0o014000;
+pub const BSDLY: ::tcflag_t = 0o020000;
+pub const FFDLY: ::tcflag_t = 0o100000;
+pub const VTDLY: ::tcflag_t = 0o040000;
+pub const XTABS: ::tcflag_t = 0o014000;
+
+pub const B0: ::speed_t = 0o000000;
+pub const B50: ::speed_t = 0o000001;
+pub const B75: ::speed_t = 0o000002;
+pub const B110: ::speed_t = 0o000003;
+pub const B134: ::speed_t = 0o000004;
+pub const B150: ::speed_t = 0o000005;
+pub const B200: ::speed_t = 0o000006;
+pub const B300: ::speed_t = 0o000007;
+pub const B600: ::speed_t = 0o000010;
+pub const B1200: ::speed_t = 0o000011;
+pub const B1800: ::speed_t = 0o000012;
+pub const B2400: ::speed_t = 0o000013;
+pub const B4800: ::speed_t = 0o000014;
+pub const B9600: ::speed_t = 0o000015;
+pub const B19200: ::speed_t = 0o000016;
+pub const B38400: ::speed_t = 0o000017;
+pub const EXTA: ::speed_t = B19200;
+pub const EXTB: ::speed_t = B38400;
+pub const BOTHER: ::speed_t = 0x1000;
+pub const B57600: ::speed_t = 0x1001;
+pub const B115200: ::speed_t = 0x1002;
+pub const B230400: ::speed_t = 0x1003;
+pub const B460800: ::speed_t = 0x1004;
+pub const B76800: ::speed_t = 0x1005;
+pub const B153600: ::speed_t = 0x1006;
+pub const B307200: ::speed_t = 0x1007;
+pub const B614400: ::speed_t = 0x1008;
+pub const B921600: ::speed_t = 0x1009;
+pub const B500000: ::speed_t = 0x100a;
+pub const B576000: ::speed_t = 0x100b;
+pub const B1000000: ::speed_t = 0x100c;
+pub const B1152000: ::speed_t = 0x100d;
+pub const B1500000: ::speed_t = 0x100e;
+pub const B2000000: ::speed_t = 0x100f;
+
+pub const VEOL: usize = 5;
+pub const VEOL2: usize = 6;
+pub const VMIN: usize = 4;
+pub const IEXTEN: ::tcflag_t = 0x8000;
+pub const TOSTOP: ::tcflag_t = 0x100;
+pub const FLUSHO: ::tcflag_t = 0x1000;
+pub const EXTPROC: ::tcflag_t = 0x10000;
+pub const TCGETS: ::c_ulong = 0x40245408;
+pub const TCSETS: ::c_ulong = 0x80245409;
+pub const TCSETSW: ::c_ulong = 0x8024540a;
+pub const TCSETSF: ::c_ulong = 0x8024540b;
+pub const TCGETA: ::c_ulong = 0x40125401;
+pub const TCSETA: ::c_ulong = 0x80125402;
+pub const TCSETAW: ::c_ulong = 0x80125403;
+pub const TCSETAF: ::c_ulong = 0x80125404;
+pub const TCSBRK: ::c_ulong = 0x20005405;
+pub const TCXONC: ::c_ulong = 0x20005406;
+pub const TCFLSH: ::c_ulong = 0x20005407;
+pub const TIOCINQ: ::c_ulong = 0x4004667f;
+pub const TIOCGPGRP: ::c_ulong = 0x40047483;
+pub const TIOCSPGRP: ::c_ulong = 0x80047482;
+pub const TIOCOUTQ: ::c_ulong = 0x40047473;
+pub const TIOCGWINSZ: ::c_ulong = 0x40087468;
+pub const TIOCSWINSZ: ::c_ulong = 0x80087467;
+pub const FIONREAD: ::c_ulong = 0x4004667f;
+
+pub const SYS_restart_syscall: ::c_long = 0;
+pub const SYS_exit: ::c_long = 1;
+pub const SYS_fork: ::c_long = 2;
+pub const SYS_read: ::c_long = 3;
+pub const SYS_write: ::c_long = 4;
+pub const SYS_open: ::c_long = 5;
+pub const SYS_close: ::c_long = 6;
+pub const SYS_wait4: ::c_long = 7;
+pub const SYS_creat: ::c_long = 8;
+pub const SYS_link: ::c_long = 9;
+pub const SYS_unlink: ::c_long = 10;
+pub const SYS_execv: ::c_long = 11;
+pub const SYS_chdir: ::c_long = 12;
+pub const SYS_chown: ::c_long = 13;
+pub const SYS_mknod: ::c_long = 14;
+pub const SYS_chmod: ::c_long = 15;
+pub const SYS_lchown: ::c_long = 16;
+pub const SYS_brk: ::c_long = 17;
+pub const SYS_perfctr: ::c_long = 18;
+pub const SYS_lseek: ::c_long = 19;
+pub const SYS_getpid: ::c_long = 20;
+pub const SYS_capget: ::c_long = 21;
+pub const SYS_capset: ::c_long = 22;
+pub const SYS_setuid: ::c_long = 23;
+pub const SYS_getuid: ::c_long = 24;
+pub const SYS_vmsplice: ::c_long = 25;
+pub const SYS_ptrace: ::c_long = 26;
+pub const SYS_alarm: ::c_long = 27;
+pub const SYS_sigaltstack: ::c_long = 28;
+pub const SYS_pause: ::c_long = 29;
+pub const SYS_utime: ::c_long = 30;
+pub const SYS_lchown32: ::c_long = 31;
+pub const SYS_fchown32: ::c_long = 32;
+pub const SYS_access: ::c_long = 33;
+pub const SYS_nice: ::c_long = 34;
+pub const SYS_chown32: ::c_long = 35;
+pub const SYS_sync: ::c_long = 36;
+pub const SYS_kill: ::c_long = 37;
+pub const SYS_stat: ::c_long = 38;
+pub const SYS_sendfile: ::c_long = 39;
+pub const SYS_lstat: ::c_long = 40;
+pub const SYS_dup: ::c_long = 41;
+pub const SYS_pipe: ::c_long = 42;
+pub const SYS_times: ::c_long = 43;
+pub const SYS_getuid32: ::c_long = 44;
+pub const SYS_umount2: ::c_long = 45;
+pub const SYS_setgid: ::c_long = 46;
+pub const SYS_getgid: ::c_long = 47;
+pub const SYS_signal: ::c_long = 48;
+pub const SYS_geteuid: ::c_long = 49;
+pub const SYS_getegid: ::c_long = 50;
+pub const SYS_acct: ::c_long = 51;
+pub const SYS_getgid32: ::c_long = 53;
+pub const SYS_ioctl: ::c_long = 54;
+pub const SYS_reboot: ::c_long = 55;
+pub const SYS_mmap2: ::c_long = 56;
+pub const SYS_symlink: ::c_long = 57;
+pub const SYS_readlink: ::c_long = 58;
+pub const SYS_execve: ::c_long = 59;
+pub const SYS_umask: ::c_long = 60;
+pub const SYS_chroot: ::c_long = 61;
+pub const SYS_fstat: ::c_long = 62;
+pub const SYS_fstat64: ::c_long = 63;
+pub const SYS_getpagesize: ::c_long = 64;
+pub const SYS_msync: ::c_long = 65;
+pub const SYS_vfork: ::c_long = 66;
+pub const SYS_pread64: ::c_long = 67;
+pub const SYS_pwrite64: ::c_long = 68;
+pub const SYS_geteuid32: ::c_long = 69;
+pub const SYS_getegid32: ::c_long = 70;
+pub const SYS_mmap: ::c_long = 71;
+pub const SYS_setreuid32: ::c_long = 72;
+pub const SYS_munmap: ::c_long = 73;
+pub const SYS_mprotect: ::c_long = 74;
+pub const SYS_madvise: ::c_long = 75;
+pub const SYS_vhangup: ::c_long = 76;
+pub const SYS_truncate64: ::c_long = 77;
+pub const SYS_mincore: ::c_long = 78;
+pub const SYS_getgroups: ::c_long = 79;
+pub const SYS_setgroups: ::c_long = 80;
+pub const SYS_getpgrp: ::c_long = 81;
+pub const SYS_setgroups32: ::c_long = 82;
+pub const SYS_setitimer: ::c_long = 83;
+pub const SYS_ftruncate64: ::c_long = 84;
+pub const SYS_swapon: ::c_long = 85;
+pub const SYS_getitimer: ::c_long = 86;
+pub const SYS_setuid32: ::c_long = 87;
+pub const SYS_sethostname: ::c_long = 88;
+pub const SYS_setgid32: ::c_long = 89;
+pub const SYS_dup2: ::c_long = 90;
+pub const SYS_setfsuid32: ::c_long = 91;
+pub const SYS_fcntl: ::c_long = 92;
+pub const SYS_select: ::c_long = 93;
+pub const SYS_setfsgid32: ::c_long = 94;
+pub const SYS_fsync: ::c_long = 95;
+pub const SYS_setpriority: ::c_long = 96;
+pub const SYS_socket: ::c_long = 97;
+pub const SYS_connect: ::c_long = 98;
+pub const SYS_accept: ::c_long = 99;
+pub const SYS_getpriority: ::c_long = 100;
+pub const SYS_rt_sigreturn: ::c_long = 101;
+pub const SYS_rt_sigaction: ::c_long = 102;
+pub const SYS_rt_sigprocmask: ::c_long = 103;
+pub const SYS_rt_sigpending: ::c_long = 104;
+pub const SYS_rt_sigtimedwait: ::c_long = 105;
+pub const SYS_rt_sigqueueinfo: ::c_long = 106;
+pub const SYS_rt_sigsuspend: ::c_long = 107;
+pub const SYS_setresuid32: ::c_long = 108;
+pub const SYS_getresuid32: ::c_long = 109;
+pub const SYS_setresgid32: ::c_long = 110;
+pub const SYS_getresgid32: ::c_long = 111;
+pub const SYS_setregid32: ::c_long = 112;
+pub const SYS_recvmsg: ::c_long = 113;
+pub const SYS_sendmsg: ::c_long = 114;
+pub const SYS_getgroups32: ::c_long = 115;
+pub const SYS_gettimeofday: ::c_long = 116;
+pub const SYS_getrusage: ::c_long = 117;
+pub const SYS_getsockopt: ::c_long = 118;
+pub const SYS_getcwd: ::c_long = 119;
+pub const SYS_readv: ::c_long = 120;
+pub const SYS_writev: ::c_long = 121;
+pub const SYS_settimeofday: ::c_long = 122;
+pub const SYS_fchown: ::c_long = 123;
+pub const SYS_fchmod: ::c_long = 124;
+pub const SYS_recvfrom: ::c_long = 125;
+pub const SYS_setreuid: ::c_long = 126;
+pub const SYS_setregid: ::c_long = 127;
+pub const SYS_rename: ::c_long = 128;
+pub const SYS_truncate: ::c_long = 129;
+pub const SYS_ftruncate: ::c_long = 130;
+pub const SYS_flock: ::c_long = 131;
+pub const SYS_lstat64: ::c_long = 132;
+pub const SYS_sendto: ::c_long = 133;
+pub const SYS_shutdown: ::c_long = 134;
+pub const SYS_socketpair: ::c_long = 135;
+pub const SYS_mkdir: ::c_long = 136;
+pub const SYS_rmdir: ::c_long = 137;
+pub const SYS_utimes: ::c_long = 138;
+pub const SYS_stat64: ::c_long = 139;
+pub const SYS_sendfile64: ::c_long = 140;
+pub const SYS_getpeername: ::c_long = 141;
+pub const SYS_futex: ::c_long = 142;
+pub const SYS_gettid: ::c_long = 143;
+pub const SYS_getrlimit: ::c_long = 144;
+pub const SYS_setrlimit: ::c_long = 145;
+pub const SYS_pivot_root: ::c_long = 146;
+pub const SYS_prctl: ::c_long = 147;
+pub const SYS_pciconfig_read: ::c_long = 148;
+pub const SYS_pciconfig_write: ::c_long = 149;
+pub const SYS_getsockname: ::c_long = 150;
+pub const SYS_inotify_init: ::c_long = 151;
+pub const SYS_inotify_add_watch: ::c_long = 152;
+pub const SYS_poll: ::c_long = 153;
+pub const SYS_getdents64: ::c_long = 154;
+pub const SYS_fcntl64: ::c_long = 155;
+pub const SYS_inotify_rm_watch: ::c_long = 156;
+pub const SYS_statfs: ::c_long = 157;
+pub const SYS_fstatfs: ::c_long = 158;
+pub const SYS_umount: ::c_long = 159;
+pub const SYS_sched_set_affinity: ::c_long = 160;
+pub const SYS_sched_get_affinity: ::c_long = 161;
+pub const SYS_getdomainname: ::c_long = 162;
+pub const SYS_setdomainname: ::c_long = 163;
+pub const SYS_quotactl: ::c_long = 165;
+pub const SYS_set_tid_address: ::c_long = 166;
+pub const SYS_mount: ::c_long = 167;
+pub const SYS_ustat: ::c_long = 168;
+pub const SYS_setxattr: ::c_long = 169;
+pub const SYS_lsetxattr: ::c_long = 170;
+pub const SYS_fsetxattr: ::c_long = 171;
+pub const SYS_getxattr: ::c_long = 172;
+pub const SYS_lgetxattr: ::c_long = 173;
+pub const SYS_getdents: ::c_long = 174;
+pub const SYS_setsid: ::c_long = 175;
+pub const SYS_fchdir: ::c_long = 176;
+pub const SYS_fgetxattr: ::c_long = 177;
+pub const SYS_listxattr: ::c_long = 178;
+pub const SYS_llistxattr: ::c_long = 179;
+pub const SYS_flistxattr: ::c_long = 180;
+pub const SYS_removexattr: ::c_long = 181;
+pub const SYS_lremovexattr: ::c_long = 182;
+pub const SYS_sigpending: ::c_long = 183;
+pub const SYS_query_module: ::c_long = 184;
+pub const SYS_setpgid: ::c_long = 185;
+pub const SYS_fremovexattr: ::c_long = 186;
+pub const SYS_tkill: ::c_long = 187;
+pub const SYS_exit_group: ::c_long = 188;
+pub const SYS_uname: ::c_long = 189;
+pub const SYS_init_module: ::c_long = 190;
+pub const SYS_personality: ::c_long = 191;
+pub const SYS_remap_file_pages: ::c_long = 192;
+pub const SYS_epoll_create: ::c_long = 193;
+pub const SYS_epoll_ctl: ::c_long = 194;
+pub const SYS_epoll_wait: ::c_long = 195;
+pub const SYS_ioprio_set: ::c_long = 196;
+pub const SYS_getppid: ::c_long = 197;
+pub const SYS_sigaction: ::c_long = 198;
+pub const SYS_sgetmask: ::c_long = 199;
+pub const SYS_ssetmask: ::c_long = 200;
+pub const SYS_sigsuspend: ::c_long = 201;
+pub const SYS_oldlstat: ::c_long = 202;
+pub const SYS_uselib: ::c_long = 203;
+pub const SYS_readdir: ::c_long = 204;
+pub const SYS_readahead: ::c_long = 205;
+pub const SYS_socketcall: ::c_long = 206;
+pub const SYS_syslog: ::c_long = 207;
+pub const SYS_lookup_dcookie: ::c_long = 208;
+pub const SYS_fadvise64: ::c_long = 209;
+pub const SYS_fadvise64_64: ::c_long = 210;
+pub const SYS_tgkill: ::c_long = 211;
+pub const SYS_waitpid: ::c_long = 212;
+pub const SYS_swapoff: ::c_long = 213;
+pub const SYS_sysinfo: ::c_long = 214;
+pub const SYS_ipc: ::c_long = 215;
+pub const SYS_sigreturn: ::c_long = 216;
+pub const SYS_clone: ::c_long = 217;
+pub const SYS_ioprio_get: ::c_long = 218;
+pub const SYS_adjtimex: ::c_long = 219;
+pub const SYS_sigprocmask: ::c_long = 220;
+pub const SYS_create_module: ::c_long = 221;
+pub const SYS_delete_module: ::c_long = 222;
+pub const SYS_get_kernel_syms: ::c_long = 223;
+pub const SYS_getpgid: ::c_long = 224;
+pub const SYS_bdflush: ::c_long = 225;
+pub const SYS_sysfs: ::c_long = 226;
+pub const SYS_afs_syscall: ::c_long = 227;
+pub const SYS_setfsuid: ::c_long = 228;
+pub const SYS_setfsgid: ::c_long = 229;
+pub const SYS__newselect: ::c_long = 230;
+pub const SYS_time: ::c_long = 231;
+pub const SYS_splice: ::c_long = 232;
+pub const SYS_stime: ::c_long = 233;
+pub const SYS_statfs64: ::c_long = 234;
+pub const SYS_fstatfs64: ::c_long = 235;
+pub const SYS__llseek: ::c_long = 236;
+pub const SYS_mlock: ::c_long = 237;
+pub const SYS_munlock: ::c_long = 238;
+pub const SYS_mlockall: ::c_long = 239;
+pub const SYS_munlockall: ::c_long = 240;
+pub const SYS_sched_setparam: ::c_long = 241;
+pub const SYS_sched_getparam: ::c_long = 242;
+pub const SYS_sched_setscheduler: ::c_long = 243;
+pub const SYS_sched_getscheduler: ::c_long = 244;
+pub const SYS_sched_yield: ::c_long = 245;
+pub const SYS_sched_get_priority_max: ::c_long = 246;
+pub const SYS_sched_get_priority_min: ::c_long = 247;
+pub const SYS_sched_rr_get_interval: ::c_long = 248;
+pub const SYS_nanosleep: ::c_long = 249;
+pub const SYS_mremap: ::c_long = 250;
+pub const SYS__sysctl: ::c_long = 251;
+pub const SYS_getsid: ::c_long = 252;
+pub const SYS_fdatasync: ::c_long = 253;
+pub const SYS_nfsservctl: ::c_long = 254;
+pub const SYS_sync_file_range: ::c_long = 255;
+pub const SYS_clock_settime: ::c_long = 256;
+pub const SYS_clock_gettime: ::c_long = 257;
+pub const SYS_clock_getres: ::c_long = 258;
+pub const SYS_clock_nanosleep: ::c_long = 259;
+pub const SYS_sched_getaffinity: ::c_long = 260;
+pub const SYS_sched_setaffinity: ::c_long = 261;
+pub const SYS_timer_settime: ::c_long = 262;
+pub const SYS_timer_gettime: ::c_long = 263;
+pub const SYS_timer_getoverrun: ::c_long = 264;
+pub const SYS_timer_delete: ::c_long = 265;
+pub const SYS_timer_create: ::c_long = 266;
+pub const SYS_io_setup: ::c_long = 268;
+pub const SYS_io_destroy: ::c_long = 269;
+pub const SYS_io_submit: ::c_long = 270;
+pub const SYS_io_cancel: ::c_long = 271;
+pub const SYS_io_getevents: ::c_long = 272;
+pub const SYS_mq_open: ::c_long = 273;
+pub const SYS_mq_unlink: ::c_long = 274;
+pub const SYS_mq_timedsend: ::c_long = 275;
+pub const SYS_mq_timedreceive: ::c_long = 276;
+pub const SYS_mq_notify: ::c_long = 277;
+pub const SYS_mq_getsetattr: ::c_long = 278;
+pub const SYS_waitid: ::c_long = 279;
+pub const SYS_tee: ::c_long = 280;
+pub const SYS_add_key: ::c_long = 281;
+pub const SYS_request_key: ::c_long = 282;
+pub const SYS_keyctl: ::c_long = 283;
+pub const SYS_openat: ::c_long = 284;
+pub const SYS_mkdirat: ::c_long = 285;
+pub const SYS_mknodat: ::c_long = 286;
+pub const SYS_fchownat: ::c_long = 287;
+pub const SYS_futimesat: ::c_long = 288;
+pub const SYS_fstatat64: ::c_long = 289;
+pub const SYS_unlinkat: ::c_long = 290;
+pub const SYS_renameat: ::c_long = 291;
+pub const SYS_linkat: ::c_long = 292;
+pub const SYS_symlinkat: ::c_long = 293;
+pub const SYS_readlinkat: ::c_long = 294;
+pub const SYS_fchmodat: ::c_long = 295;
+pub const SYS_faccessat: ::c_long = 296;
+pub const SYS_pselect6: ::c_long = 297;
+pub const SYS_ppoll: ::c_long = 298;
+pub const SYS_unshare: ::c_long = 299;
+pub const SYS_set_robust_list: ::c_long = 300;
+pub const SYS_get_robust_list: ::c_long = 301;
+pub const SYS_migrate_pages: ::c_long = 302;
+pub const SYS_mbind: ::c_long = 303;
+pub const SYS_get_mempolicy: ::c_long = 304;
+pub const SYS_set_mempolicy: ::c_long = 305;
+pub const SYS_kexec_load: ::c_long = 306;
+pub const SYS_move_pages: ::c_long = 307;
+pub const SYS_getcpu: ::c_long = 308;
+pub const SYS_epoll_pwait: ::c_long = 309;
+pub const SYS_utimensat: ::c_long = 310;
+pub const SYS_signalfd: ::c_long = 311;
+pub const SYS_timerfd_create: ::c_long = 312;
+pub const SYS_eventfd: ::c_long = 313;
+pub const SYS_fallocate: ::c_long = 314;
+pub const SYS_timerfd_settime: ::c_long = 315;
+pub const SYS_timerfd_gettime: ::c_long = 316;
+pub const SYS_signalfd4: ::c_long = 317;
+pub const SYS_eventfd2: ::c_long = 318;
+pub const SYS_epoll_create1: ::c_long = 319;
+pub const SYS_dup3: ::c_long = 320;
+pub const SYS_pipe2: ::c_long = 321;
+pub const SYS_inotify_init1: ::c_long = 322;
+pub const SYS_accept4: ::c_long = 323;
+pub const SYS_preadv: ::c_long = 324;
+pub const SYS_pwritev: ::c_long = 325;
+pub const SYS_rt_tgsigqueueinfo: ::c_long = 326;
+pub const SYS_perf_event_open: ::c_long = 327;
+pub const SYS_recvmmsg: ::c_long = 328;
+pub const SYS_fanotify_init: ::c_long = 329;
+pub const SYS_fanotify_mark: ::c_long = 330;
+pub const SYS_prlimit64: ::c_long = 331;
+pub const SYS_name_to_handle_at: ::c_long = 332;
+pub const SYS_open_by_handle_at: ::c_long = 333;
+pub const SYS_clock_adjtime: ::c_long = 334;
+pub const SYS_syncfs: ::c_long = 335;
+pub const SYS_sendmmsg: ::c_long = 336;
+pub const SYS_setns: ::c_long = 337;
+pub const SYS_process_vm_readv: ::c_long = 338;
+pub const SYS_process_vm_writev: ::c_long = 339;
+pub const SYS_kern_features: ::c_long = 340;
+pub const SYS_kcmp: ::c_long = 341;
+pub const SYS_finit_module: ::c_long = 342;
+pub const SYS_sched_setattr: ::c_long = 343;
+pub const SYS_sched_getattr: ::c_long = 344;
+pub const SYS_renameat2: ::c_long = 345;
+pub const SYS_seccomp: ::c_long = 346;
+pub const SYS_getrandom: ::c_long = 347;
+pub const SYS_memfd_create: ::c_long = 348;
+pub const SYS_bpf: ::c_long = 349;
+pub const SYS_execveat: ::c_long = 350;
+pub const SYS_membarrier: ::c_long = 351;
+pub const SYS_userfaultfd: ::c_long = 352;
+pub const SYS_bind: ::c_long = 353;
+pub const SYS_listen: ::c_long = 354;
+pub const SYS_setsockopt: ::c_long = 355;
+pub const SYS_mlock2: ::c_long = 356;
+pub const SYS_copy_file_range: ::c_long = 357;
+pub const SYS_preadv2: ::c_long = 358;
+pub const SYS_pwritev2: ::c_long = 359;
+pub const SYS_statx: ::c_long = 360;
+
+#[link(name = "util")]
+extern "C" {
+    pub fn sysctl(
+        name: *mut ::c_int,
+        namelen: ::c_int,
+        oldp: *mut ::c_void,
+        oldlenp: *mut ::size_t,
+        newp: *mut ::c_void,
+        newlen: ::size_t,
+    ) -> ::c_int;
+}
+
+cfg_if! {
+    if #[cfg(libc_align)] {
+        mod align;
+        pub use self::align::*;
+    }
+}
diff --git a/libc/src/unix/linux_like/linux/gnu/b32/x86/align.rs b/libc/src/unix/linux_like/linux/gnu/b32/x86/align.rs
new file mode 100644
index 0000000..9663474
--- /dev/null
+++ b/libc/src/unix/linux_like/linux/gnu/b32/x86/align.rs
@@ -0,0 +1,7 @@
+s_no_extra_traits! {
+    #[allow(missing_debug_implementations)]
+    #[repr(align(16))]
+    pub struct max_align_t {
+        priv_: [f64; 6]
+    }
+}
diff --git a/libc/src/unix/linux_like/linux/gnu/b32/x86.rs b/libc/src/unix/linux_like/linux/gnu/b32/x86/mod.rs
index 654a18d..f5f7cac 100644
--- a/libc/src/unix/linux_like/linux/gnu/b32/x86.rs
+++ b/libc/src/unix/linux_like/linux/gnu/b32/x86/mod.rs
@@ -34,6 +34,14 @@ s! {
         pub l_pid: ::pid_t,
     }
 
+    pub struct flock64 {
+        pub l_type: ::c_short,
+        pub l_whence: ::c_short,
+        pub l_start: ::off64_t,
+        pub l_len: ::off64_t,
+        pub l_pid: ::pid_t,
+    }
+
     pub struct _libc_fpreg {
         pub significand: [u16; 4],
         pub exponent: u16,
@@ -240,7 +248,7 @@ s! {
     }
 }
 
-s_no_extra_traits!{
+s_no_extra_traits! {
     pub struct user_fpxregs_struct {
         pub cwd: ::c_ushort,
         pub swd: ::c_ushort,
@@ -555,10 +563,7 @@ pub const SIGURG: ::c_int = 23;
 pub const SIGIO: ::c_int = 29;
 pub const SIGSYS: ::c_int = 31;
 pub const SIGSTKFLT: ::c_int = 16;
-#[deprecated(
-    since = "0.2.55",
-    note = "Use SIGSYS instead"
-)]
+#[deprecated(since = "0.2.55", note = "Use SIGSYS instead")]
 pub const SIGUNUSED: ::c_int = 31;
 pub const SIGPOLL: ::c_int = 29;
 pub const SIGPWR: ::c_int = 30;
@@ -617,14 +622,14 @@ pub const NOFLSH: ::tcflag_t = 0x00000080;
 pub const CIBAUD: ::tcflag_t = 0o02003600000;
 pub const CBAUDEX: ::tcflag_t = 0o010000;
 pub const VSWTC: usize = 7;
-pub const OLCUC:  ::tcflag_t = 0o000002;
-pub const NLDLY:  ::tcflag_t = 0o000400;
-pub const CRDLY:  ::tcflag_t = 0o003000;
+pub const OLCUC: ::tcflag_t = 0o000002;
+pub const NLDLY: ::tcflag_t = 0o000400;
+pub const CRDLY: ::tcflag_t = 0o003000;
 pub const TABDLY: ::tcflag_t = 0o014000;
-pub const BSDLY:  ::tcflag_t = 0o020000;
-pub const FFDLY:  ::tcflag_t = 0o100000;
-pub const VTDLY:  ::tcflag_t = 0o040000;
-pub const XTABS:  ::tcflag_t = 0o014000;
+pub const BSDLY: ::tcflag_t = 0o020000;
+pub const FFDLY: ::tcflag_t = 0o100000;
+pub const VTDLY: ::tcflag_t = 0o040000;
+pub const XTABS: ::tcflag_t = 0o014000;
 
 pub const TIOCGSOFTCAR: ::c_ulong = 0x5419;
 pub const TIOCSSOFTCAR: ::c_ulong = 0x541A;
@@ -1136,12 +1141,24 @@ pub const REG_EFL: ::c_int = 16;
 pub const REG_UESP: ::c_int = 17;
 pub const REG_SS: ::c_int = 18;
 
-extern {
+extern "C" {
     pub fn getcontext(ucp: *mut ucontext_t) -> ::c_int;
     pub fn setcontext(ucp: *const ucontext_t) -> ::c_int;
-    pub fn makecontext(ucp: *mut ucontext_t,
-                       func:  extern fn (),
-                       argc: ::c_int, ...);
-    pub fn swapcontext(uocp: *mut ucontext_t,
-                       ucp: *const ucontext_t) -> ::c_int;
+    pub fn makecontext(
+        ucp: *mut ucontext_t,
+        func: extern "C" fn(),
+        argc: ::c_int,
+        ...
+    );
+    pub fn swapcontext(
+        uocp: *mut ucontext_t,
+        ucp: *const ucontext_t,
+    ) -> ::c_int;
+}
+
+cfg_if! {
+    if #[cfg(libc_align)] {
+        mod align;
+        pub use self::align::*;
+    }
 }
diff --git a/libc/src/unix/linux_like/linux/gnu/b64/aarch64/align.rs b/libc/src/unix/linux_like/linux/gnu/b64/aarch64/align.rs
new file mode 100644
index 0000000..8e94996
--- /dev/null
+++ b/libc/src/unix/linux_like/linux/gnu/b64/aarch64/align.rs
@@ -0,0 +1,7 @@
+s_no_extra_traits! {
+    #[allow(missing_debug_implementations)]
+    #[repr(align(16))]
+    pub struct max_align_t {
+        priv_: [f32; 8]
+    }
+}
diff --git a/libc/src/unix/linux_like/linux/gnu/b64/aarch64.rs b/libc/src/unix/linux_like/linux/gnu/b64/aarch64/mod.rs
index 3e1bff5..93f0f2b 100644
--- a/libc/src/unix/linux_like/linux/gnu/b64/aarch64.rs
+++ b/libc/src/unix/linux_like/linux/gnu/b64/aarch64/mod.rs
@@ -45,6 +45,14 @@ s! {
         pub l_pid: ::pid_t,
     }
 
+    pub struct flock64 {
+        pub l_type: ::c_short,
+        pub l_whence: ::c_short,
+        pub l_start: ::off64_t,
+        pub l_len: ::off64_t,
+        pub l_pid: ::pid_t,
+    }
+
     pub struct stat {
         pub st_dev: ::dev_t,
         pub st_ino: ::ino_t,
@@ -398,10 +406,7 @@ pub const SIGURG: ::c_int = 23;
 pub const SIGIO: ::c_int = 29;
 pub const SIGSYS: ::c_int = 31;
 pub const SIGSTKFLT: ::c_int = 16;
-#[deprecated(
-    since = "0.2.55",
-    note = "Use SIGSYS instead"
-)]
+#[deprecated(since = "0.2.55", note = "Use SIGSYS instead")]
 pub const SIGUNUSED: ::c_int = 31;
 pub const SIGPOLL: ::c_int = 29;
 pub const SIGPWR: ::c_int = 30;
@@ -580,14 +585,14 @@ pub const NOFLSH: ::tcflag_t = 0x00000080;
 pub const CIBAUD: ::tcflag_t = 0o02003600000;
 pub const CBAUDEX: ::tcflag_t = 0o010000;
 pub const VSWTC: usize = 7;
-pub const OLCUC:  ::tcflag_t = 0o000002;
-pub const NLDLY:  ::tcflag_t = 0o000400;
-pub const CRDLY:  ::tcflag_t = 0o003000;
+pub const OLCUC: ::tcflag_t = 0o000002;
+pub const NLDLY: ::tcflag_t = 0o000400;
+pub const CRDLY: ::tcflag_t = 0o003000;
 pub const TABDLY: ::tcflag_t = 0o014000;
-pub const BSDLY:  ::tcflag_t = 0o020000;
-pub const FFDLY:  ::tcflag_t = 0o100000;
-pub const VTDLY:  ::tcflag_t = 0o040000;
-pub const XTABS:  ::tcflag_t = 0o014000;
+pub const BSDLY: ::tcflag_t = 0o020000;
+pub const FFDLY: ::tcflag_t = 0o100000;
+pub const VTDLY: ::tcflag_t = 0o040000;
+pub const XTABS: ::tcflag_t = 0o014000;
 
 pub const B0: ::speed_t = 0o000000;
 pub const B50: ::speed_t = 0o000001;
@@ -927,14 +932,23 @@ pub const SYS_pwritev2: ::c_long = 287;
 pub const SYS_pkey_mprotect: ::c_long = 288;
 pub const SYS_pkey_alloc: ::c_long = 289;
 pub const SYS_pkey_free: ::c_long = 290;
+pub const SYS_statx: ::c_long = 291;
 
 #[link(name = "util")]
-extern {
-    pub fn sysctl(name: *mut ::c_int,
-                  namelen: ::c_int,
-                  oldp: *mut ::c_void,
-                  oldlenp: *mut ::size_t,
-                  newp: *mut ::c_void,
-                  newlen: ::size_t)
-                  -> ::c_int;
+extern "C" {
+    pub fn sysctl(
+        name: *mut ::c_int,
+        namelen: ::c_int,
+        oldp: *mut ::c_void,
+        oldlenp: *mut ::size_t,
+        newp: *mut ::c_void,
+        newlen: ::size_t,
+    ) -> ::c_int;
+}
+
+cfg_if! {
+    if #[cfg(libc_align)] {
+        mod align;
+        pub use self::align::*;
+    }
 }
diff --git a/libc/src/unix/linux_like/linux/gnu/b64/mips64/align.rs b/libc/src/unix/linux_like/linux/gnu/b64/mips64/align.rs
new file mode 100644
index 0000000..7ca870f
--- /dev/null
+++ b/libc/src/unix/linux_like/linux/gnu/b64/mips64/align.rs
@@ -0,0 +1,7 @@
+s_no_extra_traits! {
+    #[allow(missing_debug_implementations)]
+    #[repr(align(16))]
+    pub struct max_align_t {
+        priv_: [f64; 4]
+    }
+}
diff --git a/libc/src/unix/linux_like/linux/gnu/b64/mips64.rs b/libc/src/unix/linux_like/linux/gnu/b64/mips64/mod.rs
index baaa330..a59554b 100644
--- a/libc/src/unix/linux_like/linux/gnu/b64/mips64.rs
+++ b/libc/src/unix/linux_like/linux/gnu/b64/mips64/mod.rs
@@ -57,6 +57,14 @@ s! {
         pub l_pid: ::pid_t,
     }
 
+    pub struct flock64 {
+        pub l_type: ::c_short,
+        pub l_whence: ::c_short,
+        pub l_start: ::off64_t,
+        pub l_len: ::off64_t,
+        pub l_pid: ::pid_t,
+    }
+
     pub struct stat64 {
         pub st_dev: ::c_ulong,
         st_pad1: [::c_long; 2],
@@ -254,96 +262,96 @@ pub const SYS_lstat: ::c_long = 5000 + 6;
 pub const SYS_poll: ::c_long = 5000 + 7;
 pub const SYS_lseek: ::c_long = 5000 + 8;
 pub const SYS_mmap: ::c_long = 5000 + 9;
-pub const SYS_mprotect: ::c_long = 5000 +  10;
-pub const SYS_munmap: ::c_long = 5000 +  11;
-pub const SYS_brk: ::c_long = 5000 +  12;
-pub const SYS_rt_sigaction: ::c_long = 5000 +  13;
-pub const SYS_rt_sigprocmask: ::c_long = 5000 +  14;
-pub const SYS_ioctl: ::c_long = 5000 +  15;
-pub const SYS_pread64: ::c_long = 5000 +  16;
-pub const SYS_pwrite64: ::c_long = 5000 +  17;
-pub const SYS_readv: ::c_long = 5000 +  18;
-pub const SYS_writev: ::c_long = 5000 +  19;
-pub const SYS_access: ::c_long = 5000 +  20;
-pub const SYS_pipe: ::c_long = 5000 +  21;
-pub const SYS__newselect: ::c_long = 5000 +  22;
-pub const SYS_sched_yield: ::c_long = 5000 +  23;
-pub const SYS_mremap: ::c_long = 5000 +  24;
-pub const SYS_msync: ::c_long = 5000 +  25;
-pub const SYS_mincore: ::c_long = 5000 +  26;
-pub const SYS_madvise: ::c_long = 5000 +  27;
-pub const SYS_shmget: ::c_long = 5000 +  28;
-pub const SYS_shmat: ::c_long = 5000 +  29;
-pub const SYS_shmctl: ::c_long = 5000 +  30;
-pub const SYS_dup: ::c_long = 5000 +  31;
-pub const SYS_dup2: ::c_long = 5000 +  32;
-pub const SYS_pause: ::c_long = 5000 +  33;
-pub const SYS_nanosleep: ::c_long = 5000 +  34;
-pub const SYS_getitimer: ::c_long = 5000 +  35;
-pub const SYS_setitimer: ::c_long = 5000 +  36;
-pub const SYS_alarm: ::c_long = 5000 +  37;
-pub const SYS_getpid: ::c_long = 5000 +  38;
-pub const SYS_sendfile: ::c_long = 5000 +  39;
-pub const SYS_socket: ::c_long = 5000 +  40;
-pub const SYS_connect: ::c_long = 5000 +  41;
-pub const SYS_accept: ::c_long = 5000 +  42;
-pub const SYS_sendto: ::c_long = 5000 +  43;
-pub const SYS_recvfrom: ::c_long = 5000 +  44;
-pub const SYS_sendmsg: ::c_long = 5000 +  45;
-pub const SYS_recvmsg: ::c_long = 5000 +  46;
-pub const SYS_shutdown: ::c_long = 5000 +  47;
-pub const SYS_bind: ::c_long = 5000 +  48;
-pub const SYS_listen: ::c_long = 5000 +  49;
-pub const SYS_getsockname: ::c_long = 5000 +  50;
-pub const SYS_getpeername: ::c_long = 5000 +  51;
-pub const SYS_socketpair: ::c_long = 5000 +  52;
-pub const SYS_setsockopt: ::c_long = 5000 +  53;
-pub const SYS_getsockopt: ::c_long = 5000 +  54;
-pub const SYS_clone: ::c_long = 5000 +  55;
-pub const SYS_fork: ::c_long = 5000 +  56;
-pub const SYS_execve: ::c_long = 5000 +  57;
-pub const SYS_exit: ::c_long = 5000 +  58;
-pub const SYS_wait4: ::c_long = 5000 +  59;
-pub const SYS_kill: ::c_long = 5000 +  60;
-pub const SYS_uname: ::c_long = 5000 +  61;
-pub const SYS_semget: ::c_long = 5000 +  62;
-pub const SYS_semop: ::c_long = 5000 +  63;
-pub const SYS_semctl: ::c_long = 5000 +  64;
-pub const SYS_shmdt: ::c_long = 5000 +  65;
-pub const SYS_msgget: ::c_long = 5000 +  66;
-pub const SYS_msgsnd: ::c_long = 5000 +  67;
-pub const SYS_msgrcv: ::c_long = 5000 +  68;
-pub const SYS_msgctl: ::c_long = 5000 +  69;
-pub const SYS_fcntl: ::c_long = 5000 +  70;
-pub const SYS_flock: ::c_long = 5000 +  71;
-pub const SYS_fsync: ::c_long = 5000 +  72;
-pub const SYS_fdatasync: ::c_long = 5000 +  73;
-pub const SYS_truncate: ::c_long = 5000 +  74;
-pub const SYS_ftruncate: ::c_long = 5000 +  75;
-pub const SYS_getdents: ::c_long = 5000 +  76;
-pub const SYS_getcwd: ::c_long = 5000 +  77;
-pub const SYS_chdir: ::c_long = 5000 +  78;
-pub const SYS_fchdir: ::c_long = 5000 +  79;
-pub const SYS_rename: ::c_long = 5000 +  80;
-pub const SYS_mkdir: ::c_long = 5000 +  81;
-pub const SYS_rmdir: ::c_long = 5000 +  82;
-pub const SYS_creat: ::c_long = 5000 +  83;
-pub const SYS_link: ::c_long = 5000 +  84;
-pub const SYS_unlink: ::c_long = 5000 +  85;
-pub const SYS_symlink: ::c_long = 5000 +  86;
-pub const SYS_readlink: ::c_long = 5000 +  87;
-pub const SYS_chmod: ::c_long = 5000 +  88;
-pub const SYS_fchmod: ::c_long = 5000 +  89;
-pub const SYS_chown: ::c_long = 5000 +  90;
-pub const SYS_fchown: ::c_long = 5000 +  91;
-pub const SYS_lchown: ::c_long = 5000 +  92;
-pub const SYS_umask: ::c_long = 5000 +  93;
-pub const SYS_gettimeofday: ::c_long = 5000 +  94;
-pub const SYS_getrlimit: ::c_long = 5000 +  95;
-pub const SYS_getrusage: ::c_long = 5000 +  96;
-pub const SYS_sysinfo: ::c_long = 5000 +  97;
-pub const SYS_times: ::c_long = 5000 +  98;
-pub const SYS_ptrace: ::c_long = 5000 +  99;
+pub const SYS_mprotect: ::c_long = 5000 + 10;
+pub const SYS_munmap: ::c_long = 5000 + 11;
+pub const SYS_brk: ::c_long = 5000 + 12;
+pub const SYS_rt_sigaction: ::c_long = 5000 + 13;
+pub const SYS_rt_sigprocmask: ::c_long = 5000 + 14;
+pub const SYS_ioctl: ::c_long = 5000 + 15;
+pub const SYS_pread64: ::c_long = 5000 + 16;
+pub const SYS_pwrite64: ::c_long = 5000 + 17;
+pub const SYS_readv: ::c_long = 5000 + 18;
+pub const SYS_writev: ::c_long = 5000 + 19;
+pub const SYS_access: ::c_long = 5000 + 20;
+pub const SYS_pipe: ::c_long = 5000 + 21;
+pub const SYS__newselect: ::c_long = 5000 + 22;
+pub const SYS_sched_yield: ::c_long = 5000 + 23;
+pub const SYS_mremap: ::c_long = 5000 + 24;
+pub const SYS_msync: ::c_long = 5000 + 25;
+pub const SYS_mincore: ::c_long = 5000 + 26;
+pub const SYS_madvise: ::c_long = 5000 + 27;
+pub const SYS_shmget: ::c_long = 5000 + 28;
+pub const SYS_shmat: ::c_long = 5000 + 29;
+pub const SYS_shmctl: ::c_long = 5000 + 30;
+pub const SYS_dup: ::c_long = 5000 + 31;
+pub const SYS_dup2: ::c_long = 5000 + 32;
+pub const SYS_pause: ::c_long = 5000 + 33;
+pub const SYS_nanosleep: ::c_long = 5000 + 34;
+pub const SYS_getitimer: ::c_long = 5000 + 35;
+pub const SYS_setitimer: ::c_long = 5000 + 36;
+pub const SYS_alarm: ::c_long = 5000 + 37;
+pub const SYS_getpid: ::c_long = 5000 + 38;
+pub const SYS_sendfile: ::c_long = 5000 + 39;
+pub const SYS_socket: ::c_long = 5000 + 40;
+pub const SYS_connect: ::c_long = 5000 + 41;
+pub const SYS_accept: ::c_long = 5000 + 42;
+pub const SYS_sendto: ::c_long = 5000 + 43;
+pub const SYS_recvfrom: ::c_long = 5000 + 44;
+pub const SYS_sendmsg: ::c_long = 5000 + 45;
+pub const SYS_recvmsg: ::c_long = 5000 + 46;
+pub const SYS_shutdown: ::c_long = 5000 + 47;
+pub const SYS_bind: ::c_long = 5000 + 48;
+pub const SYS_listen: ::c_long = 5000 + 49;
+pub const SYS_getsockname: ::c_long = 5000 + 50;
+pub const SYS_getpeername: ::c_long = 5000 + 51;
+pub const SYS_socketpair: ::c_long = 5000 + 52;
+pub const SYS_setsockopt: ::c_long = 5000 + 53;
+pub const SYS_getsockopt: ::c_long = 5000 + 54;
+pub const SYS_clone: ::c_long = 5000 + 55;
+pub const SYS_fork: ::c_long = 5000 + 56;
+pub const SYS_execve: ::c_long = 5000 + 57;
+pub const SYS_exit: ::c_long = 5000 + 58;
+pub const SYS_wait4: ::c_long = 5000 + 59;
+pub const SYS_kill: ::c_long = 5000 + 60;
+pub const SYS_uname: ::c_long = 5000 + 61;
+pub const SYS_semget: ::c_long = 5000 + 62;
+pub const SYS_semop: ::c_long = 5000 + 63;
+pub const SYS_semctl: ::c_long = 5000 + 64;
+pub const SYS_shmdt: ::c_long = 5000 + 65;
+pub const SYS_msgget: ::c_long = 5000 + 66;
+pub const SYS_msgsnd: ::c_long = 5000 + 67;
+pub const SYS_msgrcv: ::c_long = 5000 + 68;
+pub const SYS_msgctl: ::c_long = 5000 + 69;
+pub const SYS_fcntl: ::c_long = 5000 + 70;
+pub const SYS_flock: ::c_long = 5000 + 71;
+pub const SYS_fsync: ::c_long = 5000 + 72;
+pub const SYS_fdatasync: ::c_long = 5000 + 73;
+pub const SYS_truncate: ::c_long = 5000 + 74;
+pub const SYS_ftruncate: ::c_long = 5000 + 75;
+pub const SYS_getdents: ::c_long = 5000 + 76;
+pub const SYS_getcwd: ::c_long = 5000 + 77;
+pub const SYS_chdir: ::c_long = 5000 + 78;
+pub const SYS_fchdir: ::c_long = 5000 + 79;
+pub const SYS_rename: ::c_long = 5000 + 80;
+pub const SYS_mkdir: ::c_long = 5000 + 81;
+pub const SYS_rmdir: ::c_long = 5000 + 82;
+pub const SYS_creat: ::c_long = 5000 + 83;
+pub const SYS_link: ::c_long = 5000 + 84;
+pub const SYS_unlink: ::c_long = 5000 + 85;
+pub const SYS_symlink: ::c_long = 5000 + 86;
+pub const SYS_readlink: ::c_long = 5000 + 87;
+pub const SYS_chmod: ::c_long = 5000 + 88;
+pub const SYS_fchmod: ::c_long = 5000 + 89;
+pub const SYS_chown: ::c_long = 5000 + 90;
+pub const SYS_fchown: ::c_long = 5000 + 91;
+pub const SYS_lchown: ::c_long = 5000 + 92;
+pub const SYS_umask: ::c_long = 5000 + 93;
+pub const SYS_gettimeofday: ::c_long = 5000 + 94;
+pub const SYS_getrlimit: ::c_long = 5000 + 95;
+pub const SYS_getrusage: ::c_long = 5000 + 96;
+pub const SYS_sysinfo: ::c_long = 5000 + 97;
+pub const SYS_times: ::c_long = 5000 + 98;
+pub const SYS_ptrace: ::c_long = 5000 + 99;
 pub const SYS_getuid: ::c_long = 5000 + 100;
 pub const SYS_syslog: ::c_long = 5000 + 101;
 pub const SYS_getgid: ::c_long = 5000 + 102;
@@ -568,6 +576,7 @@ pub const SYS_pwritev2: ::c_long = 5000 + 322;
 pub const SYS_pkey_mprotect: ::c_long = 5000 + 323;
 pub const SYS_pkey_alloc: ::c_long = 5000 + 324;
 pub const SYS_pkey_free: ::c_long = 5000 + 325;
+pub const SYS_statx: ::c_long = 5000 + 326;
 
 pub const SFD_CLOEXEC: ::c_int = 0x080000;
 
@@ -935,14 +944,14 @@ pub const NOFLSH: ::tcflag_t = 0x00000080;
 pub const CIBAUD: ::tcflag_t = 0o02003600000;
 pub const CBAUDEX: ::tcflag_t = 0o010000;
 pub const VSWTC: usize = 7;
-pub const OLCUC:  ::tcflag_t = 0o000002;
-pub const NLDLY:  ::tcflag_t = 0o000400;
-pub const CRDLY:  ::tcflag_t = 0o003000;
+pub const OLCUC: ::tcflag_t = 0o000002;
+pub const NLDLY: ::tcflag_t = 0o000400;
+pub const CRDLY: ::tcflag_t = 0o003000;
 pub const TABDLY: ::tcflag_t = 0o014000;
-pub const BSDLY:  ::tcflag_t = 0o020000;
-pub const FFDLY:  ::tcflag_t = 0o100000;
-pub const VTDLY:  ::tcflag_t = 0o040000;
-pub const XTABS:  ::tcflag_t = 0o014000;
+pub const BSDLY: ::tcflag_t = 0o020000;
+pub const FFDLY: ::tcflag_t = 0o100000;
+pub const VTDLY: ::tcflag_t = 0o040000;
+pub const XTABS: ::tcflag_t = 0o014000;
 
 pub const B0: ::speed_t = 0o000000;
 pub const B50: ::speed_t = 0o000001;
@@ -989,12 +998,20 @@ pub const TIOCM_DSR: ::c_int = 0x400;
 pub const EHWPOISON: ::c_int = 168;
 
 #[link(name = "util")]
-extern {
-    pub fn sysctl(name: *mut ::c_int,
-                  namelen: ::c_int,
-                  oldp: *mut ::c_void,
-                  oldlenp: *mut ::size_t,
-                  newp: *mut ::c_void,
-                  newlen: ::size_t)
-                  -> ::c_int;
+extern "C" {
+    pub fn sysctl(
+        name: *mut ::c_int,
+        namelen: ::c_int,
+        oldp: *mut ::c_void,
+        oldlenp: *mut ::size_t,
+        newp: *mut ::c_void,
+        newlen: ::size_t,
+    ) -> ::c_int;
+}
+
+cfg_if! {
+    if #[cfg(libc_align)] {
+        mod align;
+        pub use self::align::*;
+    }
 }
diff --git a/libc/src/unix/linux_like/linux/gnu/b64/mod.rs b/libc/src/unix/linux_like/linux/gnu/b64/mod.rs
index c91da0d..40ce844 100644
--- a/libc/src/unix/linux_like/linux/gnu/b64/mod.rs
+++ b/libc/src/unix/linux_like/linux/gnu/b64/mod.rs
@@ -78,6 +78,9 @@ cfg_if! {
     } else if #[cfg(any(target_arch = "x86_64"))] {
         mod x86_64;
         pub use self::x86_64::*;
+    } else if #[cfg(any(target_arch = "riscv64"))] {
+        mod riscv64;
+        pub use self::riscv64::*;
     } else {
         // Unknown target_arch
     }
diff --git a/libc/src/unix/linux_like/linux/gnu/b64/powerpc64/align.rs b/libc/src/unix/linux_like/linux/gnu/b64/powerpc64/align.rs
new file mode 100644
index 0000000..29d1e1c
--- /dev/null
+++ b/libc/src/unix/linux_like/linux/gnu/b64/powerpc64/align.rs
@@ -0,0 +1,7 @@
+s_no_extra_traits! {
+    #[allow(missing_debug_implementations)]
+    #[repr(align(16))]
+    pub struct max_align_t {
+        priv_: [i64; 4]
+    }
+}
diff --git a/libc/src/unix/linux_like/linux/gnu/b64/powerpc64.rs b/libc/src/unix/linux_like/linux/gnu/b64/powerpc64/mod.rs
index 4324959..22507d7 100644
--- a/libc/src/unix/linux_like/linux/gnu/b64/powerpc64.rs
+++ b/libc/src/unix/linux_like/linux/gnu/b64/powerpc64/mod.rs
@@ -45,6 +45,14 @@ s! {
         pub l_pid: ::pid_t,
     }
 
+    pub struct flock64 {
+        pub l_type: ::c_short,
+        pub l_whence: ::c_short,
+        pub l_start: ::off64_t,
+        pub l_len: ::off64_t,
+        pub l_pid: ::pid_t,
+    }
+
     pub struct stat {
         pub st_dev: ::dev_t,
         pub st_ino: ::ino_t,
@@ -385,10 +393,7 @@ pub const SIGURG: ::c_int = 23;
 pub const SIGIO: ::c_int = 29;
 pub const SIGSYS: ::c_int = 31;
 pub const SIGSTKFLT: ::c_int = 16;
-#[deprecated(
-    since = "0.2.55",
-    note = "Use SIGSYS instead"
-)]
+#[deprecated(since = "0.2.55", note = "Use SIGSYS instead")]
 pub const SIGUNUSED: ::c_int = 31;
 pub const SIGPOLL: ::c_int = 29;
 pub const SIGPWR: ::c_int = 30;
@@ -594,14 +599,14 @@ pub const ICANON: ::tcflag_t = 0x100;
 pub const PENDIN: ::tcflag_t = 0x20000000;
 pub const NOFLSH: ::tcflag_t = 0x80000000;
 pub const VSWTC: usize = 9;
-pub const OLCUC:  ::tcflag_t = 0o000004;
-pub const NLDLY:  ::tcflag_t = 0o001400;
-pub const CRDLY:  ::tcflag_t = 0o030000;
+pub const OLCUC: ::tcflag_t = 0o000004;
+pub const NLDLY: ::tcflag_t = 0o001400;
+pub const CRDLY: ::tcflag_t = 0o030000;
 pub const TABDLY: ::tcflag_t = 0o006000;
-pub const BSDLY:  ::tcflag_t = 0o100000;
-pub const FFDLY:  ::tcflag_t = 0o040000;
-pub const VTDLY:  ::tcflag_t = 0o200000;
-pub const XTABS:  ::tcflag_t = 0o006000;
+pub const BSDLY: ::tcflag_t = 0o100000;
+pub const FFDLY: ::tcflag_t = 0o040000;
+pub const VTDLY: ::tcflag_t = 0o200000;
+pub const XTABS: ::tcflag_t = 0o006000;
 
 pub const B0: ::speed_t = 0o000000;
 pub const B50: ::speed_t = 0o000001;
@@ -1028,12 +1033,20 @@ pub const SYS_kexec_file_load: ::c_long = 382;
 pub const SYS_statx: ::c_long = 383;
 
 #[link(name = "util")]
-extern {
-    pub fn sysctl(name: *mut ::c_int,
-                  namelen: ::c_int,
-                  oldp: *mut ::c_void,
-                  oldlenp: *mut ::size_t,
-                  newp: *mut ::c_void,
-                  newlen: ::size_t)
-                  -> ::c_int;
+extern "C" {
+    pub fn sysctl(
+        name: *mut ::c_int,
+        namelen: ::c_int,
+        oldp: *mut ::c_void,
+        oldlenp: *mut ::size_t,
+        newp: *mut ::c_void,
+        newlen: ::size_t,
+    ) -> ::c_int;
+}
+
+cfg_if! {
+    if #[cfg(libc_align)] {
+        mod align;
+        pub use self::align::*;
+    }
 }
diff --git a/libc/src/unix/linux_like/linux/gnu/b64/riscv64/mod.rs b/libc/src/unix/linux_like/linux/gnu/b64/riscv64/mod.rs
new file mode 100644
index 0000000..c45c5b2
--- /dev/null
+++ b/libc/src/unix/linux_like/linux/gnu/b64/riscv64/mod.rs
@@ -0,0 +1,861 @@
+//! RISC-V-specific definitions for 64-bit linux-like values
+
+pub type c_char = u8;
+pub type c_long = i64;
+pub type c_ulong = u64;
+pub type wchar_t = ::c_int;
+pub type time_t = ::c_long;
+
+pub type dev_t = ::c_ulong;
+pub type uid_t = ::c_uint;
+pub type gid_t = ::c_uint;
+pub type ino_t = ::c_ulong;
+pub type ino64_t = ::c_ulong;
+pub type mode_t = ::c_uint;
+pub type nlink_t = ::c_uint;
+pub type off_t = ::c_long;
+pub type off64_t = ::c_long;
+pub type pid_t = ::c_int;
+pub type blksize_t = ::c_int;
+pub type blkcnt_t = ::c_long;
+pub type fsblkcnt_t = ::c_ulong;
+pub type fsblkcnt64_t = ::c_ulong;
+pub type fsfilcnt_t = ::c_ulong;
+pub type fsfilcnt64_t = ::c_ulong;
+pub type suseconds_t = i64;
+pub type __u64 = ::c_ulonglong;
+
+s! {
+    pub struct pthread_attr_t {
+        __size: [::c_ulong; 7],
+    }
+
+    pub struct timespec {
+        pub tv_sec: time_t,
+        pub tv_nsec: ::c_long,
+    }
+
+    pub struct stat {
+        pub st_dev: dev_t,
+        pub st_ino: ino_t,
+        pub st_mode: mode_t,
+        pub st_nlink: nlink_t,
+        pub st_uid: uid_t,
+        pub st_gid: gid_t,
+        pub st_rdev: dev_t,
+        pub __pad1: dev_t,
+        pub st_size: off_t,
+        pub st_blksize: blksize_t,
+        pub __pad2: ::c_int,
+        pub st_blocks: blkcnt_t,
+        pub st_atime: time_t,
+        pub st_atime_nsec: ::c_long,
+        pub st_mtime: time_t,
+        pub st_mtime_nsec: ::c_long,
+        pub st_ctime: time_t,
+        pub st_ctime_nsec: ::c_long,
+        pub __unused: [::c_int; 2usize],
+    }
+
+    pub struct stat64 {
+        pub st_dev: dev_t,
+        pub st_ino: ino64_t,
+        pub st_mode: mode_t,
+        pub st_nlink: nlink_t,
+        pub st_uid: uid_t,
+        pub st_gid: gid_t,
+        pub st_rdev: dev_t,
+        pub __pad1: dev_t,
+        pub st_size: off64_t,
+        pub st_blksize: blksize_t,
+        pub __pad2: ::c_int,
+        pub st_blocks: blkcnt_t,
+        pub st_atime: time_t,
+        pub st_atime_nsec: ::c_long,
+        pub st_mtime: time_t,
+        pub st_mtime_nsec: ::c_long,
+        pub st_ctime: time_t,
+        pub st_ctime_nsec: ::c_long,
+        pub __unused: [::c_int; 2],
+    }
+
+    pub struct statfs {
+        pub f_type: ::c_long,
+        pub f_bsize: ::c_long,
+        pub f_blocks: fsblkcnt_t,
+        pub f_bfree: fsblkcnt_t,
+        pub f_bavail: fsblkcnt_t,
+        pub f_files: fsfilcnt_t,
+        pub f_ffree: fsfilcnt_t,
+        pub f_fsid: ::fsid_t,
+        pub f_namelen: ::c_long,
+        pub f_frsize: ::c_long,
+        pub f_flags: ::c_long,
+        pub f_spare: [::c_long; 4],
+    }
+
+    pub struct statfs64 {
+        pub f_type: ::c_long,
+        pub f_bsize: ::c_long,
+        pub f_blocks: fsblkcnt64_t,
+        pub f_bfree: fsblkcnt64_t,
+        pub f_bavail: fsblkcnt64_t,
+        pub f_files: fsfilcnt64_t,
+        pub f_ffree: fsfilcnt64_t,
+        pub f_fsid: ::fsid_t,
+        pub f_namelen: ::c_long,
+        pub f_frsize: ::c_long,
+        pub f_flags: ::c_long,
+        pub f_spare: [::c_long; 4],
+    }
+
+    pub struct statvfs {
+        pub f_bsize: ::c_ulong,
+        pub f_frsize: ::c_ulong,
+        pub f_blocks: fsblkcnt_t,
+        pub f_bfree: fsblkcnt_t,
+        pub f_bavail: fsblkcnt_t,
+        pub f_files: fsfilcnt_t,
+        pub f_ffree: fsfilcnt_t,
+        pub f_favail: fsfilcnt_t,
+        pub f_fsid: ::c_ulong,
+        pub f_flag: ::c_ulong,
+        pub f_namemax: ::c_ulong,
+        pub __f_spare: [::c_int; 6],
+    }
+
+    pub struct statvfs64 {
+        pub f_bsize: ::c_ulong,
+        pub f_frsize: ::c_ulong,
+        pub f_blocks: fsblkcnt64_t,
+        pub f_bfree: fsblkcnt64_t,
+        pub f_bavail: fsblkcnt64_t,
+        pub f_files: fsfilcnt64_t,
+        pub f_ffree: fsfilcnt64_t,
+        pub f_favail: fsfilcnt64_t,
+        pub f_fsid: ::c_ulong,
+        pub f_flag: ::c_ulong,
+        pub f_namemax: ::c_ulong,
+        pub __f_spare: [::c_int; 6],
+    }
+
+    pub struct siginfo_t {
+        pub si_signo: ::c_int,
+        pub si_errno: ::c_int,
+        pub si_code: ::c_int,
+        #[doc(hidden)]
+        #[deprecated(
+            since="0.2.54",
+            note="Please leave a comment on \
+                  https://github.com/rust-lang/libc/pull/1316 if you're using \
+                  this field"
+        )]
+        pub _pad: [::c_int; 29],
+        _align: [u64; 0],
+    }
+
+    pub struct stack_t {
+        pub ss_sp: *mut ::c_void,
+        pub ss_flags: ::c_int,
+        pub ss_size: ::size_t,
+    }
+
+    pub struct sigaction {
+        pub sa_sigaction: ::sighandler_t,
+        pub sa_mask: ::sigset_t,
+        pub sa_flags: ::c_int,
+        pub sa_restorer: ::Option<unsafe extern "C" fn()>,
+    }
+
+    pub struct sigset_t {
+        pub __val: [::c_ulong; 16],
+    }
+
+    pub struct ipc_perm {
+        pub __key: ::key_t,
+        pub uid: uid_t,
+        pub gid: gid_t,
+        pub cuid: uid_t,
+        pub cgid: gid_t,
+        pub mode: ::c_ushort,
+        pub __pad1: ::c_ushort,
+        pub __seq: ::c_ushort,
+        pub __pad2: ::c_ushort,
+        pub __unused1: ::c_ulong,
+        pub __unused2: ::c_ulong,
+    }
+
+    pub struct shmid_ds {
+        pub shm_perm: ipc_perm,
+        pub shm_segsz: ::size_t,
+        pub shm_atime: time_t,
+        pub shm_dtime: time_t,
+        pub shm_ctime: time_t,
+        pub shm_cpid: pid_t,
+        pub shm_lpid: pid_t,
+        pub shm_nattch: ::shmatt_t,
+        pub __unused5: ::c_ulong,
+        pub __unused6: ::c_ulong,
+    }
+
+    pub struct flock {
+        pub l_type: ::c_short,
+        pub l_whence: ::c_short,
+        pub l_start: ::off_t,
+        pub l_len: ::off_t,
+        pub l_pid: ::pid_t,
+    }
+}
+
+pub const POSIX_FADV_DONTNEED: ::c_int = 4;
+pub const POSIX_FADV_NOREUSE: ::c_int = 5;
+pub const VEOF: usize = 4;
+pub const TIOCGSOFTCAR: ::c_ulong = 21529;
+pub const TIOCSSOFTCAR: ::c_ulong = 21530;
+pub const TIOCGRS485: ::c_int = 21550;
+pub const TIOCSRS485: ::c_int = 21551;
+pub const O_APPEND: ::c_int = 1024;
+pub const O_CREAT: ::c_int = 64;
+pub const O_EXCL: ::c_int = 128;
+pub const O_NOCTTY: ::c_int = 256;
+pub const O_NONBLOCK: ::c_int = 2048;
+pub const O_SYNC: ::c_int = 1052672;
+pub const O_RSYNC: ::c_int = 1052672;
+pub const O_DSYNC: ::c_int = 4096;
+pub const O_FSYNC: ::c_int = 1052672;
+pub const O_NOATIME: ::c_int = 262144;
+pub const O_PATH: ::c_int = 2097152;
+pub const O_TMPFILE: ::c_int = 4259840;
+pub const MAP_GROWSDOWN: ::c_int = 256;
+pub const EDEADLK: ::c_int = 35;
+pub const ENAMETOOLONG: ::c_int = 36;
+pub const ENOLCK: ::c_int = 37;
+pub const ENOSYS: ::c_int = 38;
+pub const ENOTEMPTY: ::c_int = 39;
+pub const ELOOP: ::c_int = 40;
+pub const ENOMSG: ::c_int = 42;
+pub const EIDRM: ::c_int = 43;
+pub const ECHRNG: ::c_int = 44;
+pub const EL2NSYNC: ::c_int = 45;
+pub const EL3HLT: ::c_int = 46;
+pub const EL3RST: ::c_int = 47;
+pub const ELNRNG: ::c_int = 48;
+pub const EUNATCH: ::c_int = 49;
+pub const ENOCSI: ::c_int = 50;
+pub const EL2HLT: ::c_int = 51;
+pub const EBADE: ::c_int = 52;
+pub const EBADR: ::c_int = 53;
+pub const EXFULL: ::c_int = 54;
+pub const ENOANO: ::c_int = 55;
+pub const EBADRQC: ::c_int = 56;
+pub const EBADSLT: ::c_int = 57;
+pub const EMULTIHOP: ::c_int = 72;
+pub const EOVERFLOW: ::c_int = 75;
+pub const ENOTUNIQ: ::c_int = 76;
+pub const EBADFD: ::c_int = 77;
+pub const EBADMSG: ::c_int = 74;
+pub const EREMCHG: ::c_int = 78;
+pub const ELIBACC: ::c_int = 79;
+pub const ELIBBAD: ::c_int = 80;
+pub const ELIBSCN: ::c_int = 81;
+pub const ELIBMAX: ::c_int = 82;
+pub const ELIBEXEC: ::c_int = 83;
+pub const EILSEQ: ::c_int = 84;
+pub const ERESTART: ::c_int = 85;
+pub const ESTRPIPE: ::c_int = 86;
+pub const EUSERS: ::c_int = 87;
+pub const ENOTSOCK: ::c_int = 88;
+pub const EDESTADDRREQ: ::c_int = 89;
+pub const EMSGSIZE: ::c_int = 90;
+pub const EPROTOTYPE: ::c_int = 91;
+pub const ENOPROTOOPT: ::c_int = 92;
+pub const EPROTONOSUPPORT: ::c_int = 93;
+pub const ESOCKTNOSUPPORT: ::c_int = 94;
+pub const EOPNOTSUPP: ::c_int = 95;
+pub const EPFNOSUPPORT: ::c_int = 96;
+pub const EAFNOSUPPORT: ::c_int = 97;
+pub const EADDRINUSE: ::c_int = 98;
+pub const EADDRNOTAVAIL: ::c_int = 99;
+pub const ENETDOWN: ::c_int = 100;
+pub const ENETUNREACH: ::c_int = 101;
+pub const ENETRESET: ::c_int = 102;
+pub const ECONNABORTED: ::c_int = 103;
+pub const ECONNRESET: ::c_int = 104;
+pub const ENOBUFS: ::c_int = 105;
+pub const EISCONN: ::c_int = 106;
+pub const ENOTCONN: ::c_int = 107;
+pub const ESHUTDOWN: ::c_int = 108;
+pub const ETOOMANYREFS: ::c_int = 109;
+pub const ETIMEDOUT: ::c_int = 110;
+pub const ECONNREFUSED: ::c_int = 111;
+pub const EHOSTDOWN: ::c_int = 112;
+pub const EHOSTUNREACH: ::c_int = 113;
+pub const EALREADY: ::c_int = 114;
+pub const EINPROGRESS: ::c_int = 115;
+pub const ESTALE: ::c_int = 116;
+pub const EDQUOT: ::c_int = 122;
+pub const ENOMEDIUM: ::c_int = 123;
+pub const EMEDIUMTYPE: ::c_int = 124;
+pub const ECANCELED: ::c_int = 125;
+pub const ENOKEY: ::c_int = 126;
+pub const EKEYEXPIRED: ::c_int = 127;
+pub const EKEYREVOKED: ::c_int = 128;
+pub const EKEYREJECTED: ::c_int = 129;
+pub const EOWNERDEAD: ::c_int = 130;
+pub const ENOTRECOVERABLE: ::c_int = 131;
+pub const EHWPOISON: ::c_int = 133;
+pub const ERFKILL: ::c_int = 132;
+pub const SOL_SOCKET: ::c_int = 1;
+pub const SO_REUSEADDR: ::c_int = 2;
+pub const SO_TYPE: ::c_int = 3;
+pub const SO_ERROR: ::c_int = 4;
+pub const SO_DONTROUTE: ::c_int = 5;
+pub const SO_BROADCAST: ::c_int = 6;
+pub const SO_SNDBUF: ::c_int = 7;
+pub const SO_RCVBUF: ::c_int = 8;
+pub const SO_SNDBUFFORCE: ::c_int = 32;
+pub const SO_RCVBUFFORCE: ::c_int = 33;
+pub const SO_KEEPALIVE: ::c_int = 9;
+pub const SO_OOBINLINE: ::c_int = 10;
+pub const SO_NO_CHECK: ::c_int = 11;
+pub const SO_PRIORITY: ::c_int = 12;
+pub const SO_LINGER: ::c_int = 13;
+pub const SO_BSDCOMPAT: ::c_int = 14;
+pub const SO_REUSEPORT: ::c_int = 15;
+pub const SO_PASSCRED: ::c_int = 16;
+pub const SO_PEERCRED: ::c_int = 17;
+pub const SO_RCVLOWAT: ::c_int = 18;
+pub const SO_SNDLOWAT: ::c_int = 19;
+pub const SO_RCVTIMEO: ::c_int = 20;
+pub const SO_SNDTIMEO: ::c_int = 21;
+pub const SO_SECURITY_AUTHENTICATION: ::c_int = 22;
+pub const SO_SECURITY_ENCRYPTION_TRANSPORT: ::c_int = 23;
+pub const SO_SECURITY_ENCRYPTION_NETWORK: ::c_int = 24;
+pub const SO_BINDTODEVICE: ::c_int = 25;
+pub const SO_ATTACH_FILTER: ::c_int = 26;
+pub const SO_DETACH_FILTER: ::c_int = 27;
+pub const SO_GET_FILTER: ::c_int = 26;
+pub const SO_PEERNAME: ::c_int = 28;
+pub const SO_TIMESTAMP: ::c_int = 29;
+pub const SO_ACCEPTCONN: ::c_int = 30;
+pub const SO_PEERSEC: ::c_int = 31;
+pub const SO_PASSSEC: ::c_int = 34;
+pub const SO_TIMESTAMPNS: ::c_int = 35;
+pub const SCM_TIMESTAMPNS: ::c_int = 35;
+pub const SO_MARK: ::c_int = 36;
+pub const SO_PROTOCOL: ::c_int = 38;
+pub const SO_DOMAIN: ::c_int = 39;
+pub const SO_RXQ_OVFL: ::c_int = 40;
+pub const SO_WIFI_STATUS: ::c_int = 41;
+pub const SCM_WIFI_STATUS: ::c_int = 41;
+pub const SO_PEEK_OFF: ::c_int = 42;
+pub const SO_NOFCS: ::c_int = 43;
+pub const SO_LOCK_FILTER: ::c_int = 44;
+pub const SO_SELECT_ERR_QUEUE: ::c_int = 45;
+pub const SO_BUSY_POLL: ::c_int = 46;
+pub const SO_MAX_PACING_RATE: ::c_int = 47;
+pub const SO_BPF_EXTENSIONS: ::c_int = 48;
+pub const SO_INCOMING_CPU: ::c_int = 49;
+pub const SO_ATTACH_BPF: ::c_int = 50;
+pub const SO_DETACH_BPF: ::c_int = 27;
+pub const SOCK_STREAM: ::c_int = 1;
+pub const SOCK_DGRAM: ::c_int = 2;
+pub const SA_ONSTACK: ::c_int = 134217728;
+pub const SA_SIGINFO: ::c_int = 4;
+pub const SA_NOCLDWAIT: ::c_int = 2;
+pub const SIGTTIN: ::c_int = 21;
+pub const SIGTTOU: ::c_int = 22;
+pub const SIGXCPU: ::c_int = 24;
+pub const SIGXFSZ: ::c_int = 25;
+pub const SIGVTALRM: ::c_int = 26;
+pub const SIGPROF: ::c_int = 27;
+pub const SIGWINCH: ::c_int = 28;
+pub const SIGCHLD: ::c_int = 17;
+pub const SIGBUS: ::c_int = 7;
+pub const SIGUSR1: ::c_int = 10;
+pub const SIGUSR2: ::c_int = 12;
+pub const SIGCONT: ::c_int = 18;
+pub const SIGSTOP: ::c_int = 19;
+pub const SIGTSTP: ::c_int = 20;
+pub const SIGURG: ::c_int = 23;
+pub const SIGIO: ::c_int = 29;
+pub const SIGSYS: ::c_int = 31;
+pub const SIGSTKFLT: ::c_int = 16;
+pub const SIGPOLL: ::c_int = 29;
+pub const SIGPWR: ::c_int = 30;
+pub const SIG_SETMASK: ::c_int = 2;
+pub const SIG_BLOCK: ::c_int = 0;
+pub const SIG_UNBLOCK: ::c_int = 1;
+pub const POLLWRNORM: ::c_short = 256;
+pub const POLLWRBAND: ::c_short = 512;
+pub const O_ASYNC: ::c_int = 8192;
+pub const O_NDELAY: ::c_int = 2048;
+pub const PTRACE_DETACH: ::c_uint = 17;
+pub const EFD_NONBLOCK: ::c_int = 2048;
+pub const F_GETLK: ::c_int = 5;
+pub const F_GETOWN: ::c_int = 9;
+pub const F_SETOWN: ::c_int = 8;
+pub const F_SETLK: ::c_int = 6;
+pub const F_SETLKW: ::c_int = 7;
+pub const F_RDLCK: ::c_int = 0;
+pub const F_WRLCK: ::c_int = 1;
+pub const F_UNLCK: ::c_int = 2;
+pub const SFD_NONBLOCK: ::c_int = 2048;
+pub const TCSANOW: ::c_int = 0;
+pub const TCSADRAIN: ::c_int = 1;
+pub const TCSAFLUSH: ::c_int = 2;
+pub const TIOCLINUX: ::c_ulong = 21532;
+pub const TIOCGSERIAL: ::c_ulong = 21534;
+pub const TIOCEXCL: ::c_ulong = 21516;
+pub const TIOCNXCL: ::c_ulong = 21517;
+pub const TIOCSCTTY: ::c_ulong = 21518;
+pub const TIOCSTI: ::c_ulong = 21522;
+pub const TIOCMGET: ::c_ulong = 21525;
+pub const TIOCMBIS: ::c_ulong = 21526;
+pub const TIOCMBIC: ::c_ulong = 21527;
+pub const TIOCMSET: ::c_ulong = 21528;
+pub const TIOCCONS: ::c_ulong = 21533;
+pub const TIOCM_ST: ::c_int = 8;
+pub const TIOCM_SR: ::c_int = 16;
+pub const TIOCM_CTS: ::c_int = 32;
+pub const TIOCM_CAR: ::c_int = 64;
+pub const TIOCM_RNG: ::c_int = 128;
+pub const TIOCM_DSR: ::c_int = 256;
+pub const SFD_CLOEXEC: ::c_int = 524288;
+pub const NCCS: usize = 32;
+pub const O_TRUNC: ::c_int = 512;
+pub const O_CLOEXEC: ::c_int = 524288;
+pub const EBFONT: ::c_int = 59;
+pub const ENOSTR: ::c_int = 60;
+pub const ENODATA: ::c_int = 61;
+pub const ETIME: ::c_int = 62;
+pub const ENOSR: ::c_int = 63;
+pub const ENONET: ::c_int = 64;
+pub const ENOPKG: ::c_int = 65;
+pub const EREMOTE: ::c_int = 66;
+pub const ENOLINK: ::c_int = 67;
+pub const EADV: ::c_int = 68;
+pub const ESRMNT: ::c_int = 69;
+pub const ECOMM: ::c_int = 70;
+pub const EPROTO: ::c_int = 71;
+pub const EDOTDOT: ::c_int = 73;
+pub const SA_NODEFER: ::c_int = 1073741824;
+pub const SA_RESETHAND: ::c_int = -2147483648;
+pub const SA_RESTART: ::c_int = 268435456;
+pub const SA_NOCLDSTOP: ::c_int = 1;
+pub const EPOLL_CLOEXEC: ::c_int = 524288;
+pub const EFD_CLOEXEC: ::c_int = 524288;
+pub const __SIZEOF_PTHREAD_CONDATTR_T: usize = 4;
+pub const __SIZEOF_PTHREAD_MUTEXATTR_T: usize = 4;
+pub const O_DIRECT: ::c_int = 16384;
+pub const O_DIRECTORY: ::c_int = 65536;
+pub const O_NOFOLLOW: ::c_int = 131072;
+pub const MAP_HUGETLB: ::c_int = 262144;
+pub const MAP_LOCKED: ::c_int = 8192;
+pub const MAP_NORESERVE: ::c_int = 16384;
+pub const MAP_ANON: ::c_int = 32;
+pub const MAP_ANONYMOUS: ::c_int = 32;
+pub const MAP_DENYWRITE: ::c_int = 2048;
+pub const MAP_EXECUTABLE: ::c_int = 4096;
+pub const MAP_POPULATE: ::c_int = 32768;
+pub const MAP_NONBLOCK: ::c_int = 65536;
+pub const MAP_STACK: ::c_int = 131072;
+pub const EDEADLOCK: ::c_int = 35;
+pub const EUCLEAN: ::c_int = 117;
+pub const ENOTNAM: ::c_int = 118;
+pub const ENAVAIL: ::c_int = 119;
+pub const EISNAM: ::c_int = 120;
+pub const EREMOTEIO: ::c_int = 121;
+pub const FIOCLEX: ::c_ulong = 21585;
+pub const FIONCLEX: ::c_ulong = 21584;
+pub const FIONBIO: ::c_ulong = 21537;
+pub const MCL_CURRENT: ::c_int = 1;
+pub const MCL_FUTURE: ::c_int = 2;
+pub const SIGSTKSZ: ::size_t = 8192;
+pub const MINSIGSTKSZ: ::size_t = 2048;
+pub const CBAUD: ::tcflag_t = 4111;
+pub const TAB1: ::tcflag_t = 2048;
+pub const TAB2: ::tcflag_t = 4096;
+pub const TAB3: ::tcflag_t = 6144;
+pub const CR1: ::tcflag_t = 512;
+pub const CR2: ::tcflag_t = 1024;
+pub const CR3: ::tcflag_t = 1536;
+pub const FF1: ::tcflag_t = 32768;
+pub const BS1: ::tcflag_t = 8192;
+pub const VT1: ::tcflag_t = 16384;
+pub const VWERASE: usize = 14;
+pub const VREPRINT: usize = 12;
+pub const VSUSP: usize = 10;
+pub const VSTART: usize = 8;
+pub const VSTOP: usize = 9;
+pub const VDISCARD: usize = 13;
+pub const VTIME: usize = 5;
+pub const IXON: ::tcflag_t = 1024;
+pub const IXOFF: ::tcflag_t = 4096;
+pub const ONLCR: ::tcflag_t = 4;
+pub const CSIZE: ::tcflag_t = 48;
+pub const CS6: ::tcflag_t = 16;
+pub const CS7: ::tcflag_t = 32;
+pub const CS8: ::tcflag_t = 48;
+pub const CSTOPB: ::tcflag_t = 64;
+pub const CREAD: ::tcflag_t = 128;
+pub const PARENB: ::tcflag_t = 256;
+pub const PARODD: ::tcflag_t = 512;
+pub const HUPCL: ::tcflag_t = 1024;
+pub const CLOCAL: ::tcflag_t = 2048;
+pub const ECHOKE: ::tcflag_t = 2048;
+pub const ECHOE: ::tcflag_t = 16;
+pub const ECHOK: ::tcflag_t = 32;
+pub const ECHONL: ::tcflag_t = 64;
+pub const ECHOPRT: ::tcflag_t = 1024;
+pub const ECHOCTL: ::tcflag_t = 512;
+pub const ISIG: ::tcflag_t = 1;
+pub const ICANON: ::tcflag_t = 2;
+pub const PENDIN: ::tcflag_t = 16384;
+pub const NOFLSH: ::tcflag_t = 128;
+pub const CIBAUD: ::tcflag_t = 269418496;
+pub const CBAUDEX: ::tcflag_t = 4096;
+pub const VSWTC: usize = 7;
+pub const OLCUC: ::tcflag_t = 2;
+pub const NLDLY: ::tcflag_t = 256;
+pub const CRDLY: ::tcflag_t = 1536;
+pub const TABDLY: ::tcflag_t = 6144;
+pub const BSDLY: ::tcflag_t = 8192;
+pub const FFDLY: ::tcflag_t = 32768;
+pub const VTDLY: ::tcflag_t = 16384;
+pub const XTABS: ::tcflag_t = 6144;
+pub const B0: ::speed_t = 0;
+pub const B50: ::speed_t = 1;
+pub const B75: ::speed_t = 2;
+pub const B110: ::speed_t = 3;
+pub const B134: ::speed_t = 4;
+pub const B150: ::speed_t = 5;
+pub const B200: ::speed_t = 6;
+pub const B300: ::speed_t = 7;
+pub const B600: ::speed_t = 8;
+pub const B1200: ::speed_t = 9;
+pub const B1800: ::speed_t = 10;
+pub const B2400: ::speed_t = 11;
+pub const B4800: ::speed_t = 12;
+pub const B9600: ::speed_t = 13;
+pub const B19200: ::speed_t = 14;
+pub const B38400: ::speed_t = 15;
+pub const EXTA: ::speed_t = 14;
+pub const EXTB: ::speed_t = 15;
+pub const B57600: ::speed_t = 4097;
+pub const B115200: ::speed_t = 4098;
+pub const B230400: ::speed_t = 4099;
+pub const B460800: ::speed_t = 4100;
+pub const B500000: ::speed_t = 4101;
+pub const B576000: ::speed_t = 4102;
+pub const B921600: ::speed_t = 4103;
+pub const B1000000: ::speed_t = 4104;
+pub const B1152000: ::speed_t = 4105;
+pub const B1500000: ::speed_t = 4106;
+pub const B2000000: ::speed_t = 4107;
+pub const B2500000: ::speed_t = 4108;
+pub const B3000000: ::speed_t = 4109;
+pub const B3500000: ::speed_t = 4110;
+pub const B4000000: ::speed_t = 4111;
+pub const VEOL: usize = 11;
+pub const VEOL2: usize = 16;
+pub const VMIN: usize = 6;
+pub const IEXTEN: ::tcflag_t = 32768;
+pub const TOSTOP: ::tcflag_t = 256;
+pub const FLUSHO: ::tcflag_t = 4096;
+pub const EXTPROC: ::tcflag_t = 65536;
+pub const TCGETS: ::c_ulong = 21505;
+pub const TCSETS: ::c_ulong = 21506;
+pub const TCSETSW: ::c_ulong = 21507;
+pub const TCSETSF: ::c_ulong = 21508;
+pub const TCGETA: ::c_ulong = 21509;
+pub const TCSETA: ::c_ulong = 21510;
+pub const TCSETAW: ::c_ulong = 21511;
+pub const TCSETAF: ::c_ulong = 21512;
+pub const TCSBRK: ::c_ulong = 21513;
+pub const TCXONC: ::c_ulong = 21514;
+pub const TCFLSH: ::c_ulong = 21515;
+pub const TIOCINQ: ::c_ulong = 21531;
+pub const TIOCGPGRP: ::c_ulong = 21519;
+pub const TIOCSPGRP: ::c_ulong = 21520;
+pub const TIOCOUTQ: ::c_ulong = 21521;
+pub const TIOCGWINSZ: ::c_ulong = 21523;
+pub const TIOCSWINSZ: ::c_ulong = 21524;
+pub const FIONREAD: ::c_ulong = 21531;
+pub const __SIZEOF_PTHREAD_MUTEX_T: usize = 40;
+pub const __SIZEOF_PTHREAD_RWLOCK_T: usize = 56;
+pub const SYS_read: ::c_long = 63;
+pub const SYS_write: ::c_long = 64;
+pub const SYS_close: ::c_long = 57;
+pub const SYS_fstat: ::c_long = 80;
+pub const SYS_lseek: ::c_long = 62;
+pub const SYS_mmap: ::c_long = 222;
+pub const SYS_mprotect: ::c_long = 226;
+pub const SYS_munmap: ::c_long = 215;
+pub const SYS_brk: ::c_long = 214;
+pub const SYS_rt_sigaction: ::c_long = 134;
+pub const SYS_rt_sigprocmask: ::c_long = 135;
+pub const SYS_rt_sigreturn: ::c_long = 139;
+pub const SYS_ioctl: ::c_long = 29;
+pub const SYS_pread64: ::c_long = 67;
+pub const SYS_pwrite64: ::c_long = 68;
+pub const SYS_readv: ::c_long = 65;
+pub const SYS_writev: ::c_long = 66;
+pub const SYS_sched_yield: ::c_long = 124;
+pub const SYS_mremap: ::c_long = 216;
+pub const SYS_msync: ::c_long = 227;
+pub const SYS_mincore: ::c_long = 232;
+pub const SYS_madvise: ::c_long = 233;
+pub const SYS_shmget: ::c_long = 194;
+pub const SYS_shmat: ::c_long = 196;
+pub const SYS_shmctl: ::c_long = 195;
+pub const SYS_dup: ::c_long = 23;
+pub const SYS_nanosleep: ::c_long = 101;
+pub const SYS_getitimer: ::c_long = 102;
+pub const SYS_setitimer: ::c_long = 103;
+pub const SYS_getpid: ::c_long = 172;
+pub const SYS_sendfile: ::c_long = 71;
+pub const SYS_socket: ::c_long = 198;
+pub const SYS_connect: ::c_long = 203;
+pub const SYS_accept: ::c_long = 202;
+pub const SYS_sendto: ::c_long = 206;
+pub const SYS_recvfrom: ::c_long = 207;
+pub const SYS_sendmsg: ::c_long = 211;
+pub const SYS_recvmsg: ::c_long = 212;
+pub const SYS_shutdown: ::c_long = 210;
+pub const SYS_bind: ::c_long = 200;
+pub const SYS_listen: ::c_long = 201;
+pub const SYS_getsockname: ::c_long = 204;
+pub const SYS_getpeername: ::c_long = 205;
+pub const SYS_socketpair: ::c_long = 199;
+pub const SYS_setsockopt: ::c_long = 208;
+pub const SYS_getsockopt: ::c_long = 209;
+pub const SYS_clone: ::c_long = 220;
+pub const SYS_execve: ::c_long = 221;
+pub const SYS_exit: ::c_long = 93;
+pub const SYS_wait4: ::c_long = 260;
+pub const SYS_kill: ::c_long = 129;
+pub const SYS_uname: ::c_long = 160;
+pub const SYS_semget: ::c_long = 190;
+pub const SYS_semop: ::c_long = 193;
+pub const SYS_semctl: ::c_long = 191;
+pub const SYS_shmdt: ::c_long = 197;
+pub const SYS_msgget: ::c_long = 186;
+pub const SYS_msgsnd: ::c_long = 189;
+pub const SYS_msgrcv: ::c_long = 188;
+pub const SYS_msgctl: ::c_long = 187;
+pub const SYS_fcntl: ::c_long = 25;
+pub const SYS_flock: ::c_long = 32;
+pub const SYS_fsync: ::c_long = 82;
+pub const SYS_fdatasync: ::c_long = 83;
+pub const SYS_truncate: ::c_long = 45;
+pub const SYS_ftruncate: ::c_long = 46;
+pub const SYS_getcwd: ::c_long = 17;
+pub const SYS_chdir: ::c_long = 49;
+pub const SYS_fchdir: ::c_long = 50;
+pub const SYS_fchmod: ::c_long = 52;
+pub const SYS_fchown: ::c_long = 55;
+pub const SYS_umask: ::c_long = 166;
+pub const SYS_gettimeofday: ::c_long = 169;
+pub const SYS_getrlimit: ::c_long = 163;
+pub const SYS_getrusage: ::c_long = 165;
+pub const SYS_sysinfo: ::c_long = 179;
+pub const SYS_times: ::c_long = 153;
+pub const SYS_ptrace: ::c_long = 117;
+pub const SYS_getuid: ::c_long = 174;
+pub const SYS_syslog: ::c_long = 116;
+pub const SYS_getgid: ::c_long = 176;
+pub const SYS_setuid: ::c_long = 146;
+pub const SYS_setgid: ::c_long = 144;
+pub const SYS_geteuid: ::c_long = 175;
+pub const SYS_getegid: ::c_long = 177;
+pub const SYS_setpgid: ::c_long = 154;
+pub const SYS_getppid: ::c_long = 173;
+pub const SYS_setsid: ::c_long = 157;
+pub const SYS_setreuid: ::c_long = 145;
+pub const SYS_setregid: ::c_long = 143;
+pub const SYS_getgroups: ::c_long = 158;
+pub const SYS_setgroups: ::c_long = 159;
+pub const SYS_setresuid: ::c_long = 147;
+pub const SYS_getresuid: ::c_long = 148;
+pub const SYS_setresgid: ::c_long = 149;
+pub const SYS_getresgid: ::c_long = 150;
+pub const SYS_getpgid: ::c_long = 155;
+pub const SYS_setfsuid: ::c_long = 151;
+pub const SYS_setfsgid: ::c_long = 152;
+pub const SYS_getsid: ::c_long = 156;
+pub const SYS_capget: ::c_long = 90;
+pub const SYS_capset: ::c_long = 91;
+pub const SYS_rt_sigpending: ::c_long = 136;
+pub const SYS_rt_sigtimedwait: ::c_long = 137;
+pub const SYS_rt_sigqueueinfo: ::c_long = 138;
+pub const SYS_rt_sigsuspend: ::c_long = 133;
+pub const SYS_sigaltstack: ::c_long = 132;
+pub const SYS_personality: ::c_long = 92;
+pub const SYS_statfs: ::c_long = 43;
+pub const SYS_fstatfs: ::c_long = 44;
+pub const SYS_getpriority: ::c_long = 141;
+pub const SYS_setpriority: ::c_long = 140;
+pub const SYS_sched_setparam: ::c_long = 118;
+pub const SYS_sched_getparam: ::c_long = 121;
+pub const SYS_sched_setscheduler: ::c_long = 119;
+pub const SYS_sched_getscheduler: ::c_long = 120;
+pub const SYS_sched_get_priority_max: ::c_long = 125;
+pub const SYS_sched_get_priority_min: ::c_long = 126;
+pub const SYS_sched_rr_get_interval: ::c_long = 127;
+pub const SYS_mlock: ::c_long = 228;
+pub const SYS_munlock: ::c_long = 229;
+pub const SYS_mlockall: ::c_long = 230;
+pub const SYS_munlockall: ::c_long = 231;
+pub const SYS_vhangup: ::c_long = 58;
+pub const SYS_pivot_root: ::c_long = 41;
+pub const SYS_prctl: ::c_long = 167;
+pub const SYS_adjtimex: ::c_long = 171;
+pub const SYS_setrlimit: ::c_long = 164;
+pub const SYS_chroot: ::c_long = 51;
+pub const SYS_sync: ::c_long = 81;
+pub const SYS_acct: ::c_long = 89;
+pub const SYS_settimeofday: ::c_long = 170;
+pub const SYS_mount: ::c_long = 40;
+pub const SYS_umount2: ::c_long = 39;
+pub const SYS_swapon: ::c_long = 224;
+pub const SYS_swapoff: ::c_long = 225;
+pub const SYS_reboot: ::c_long = 142;
+pub const SYS_sethostname: ::c_long = 161;
+pub const SYS_setdomainname: ::c_long = 162;
+pub const SYS_init_module: ::c_long = 105;
+pub const SYS_delete_module: ::c_long = 106;
+pub const SYS_quotactl: ::c_long = 60;
+pub const SYS_nfsservctl: ::c_long = 42;
+pub const SYS_gettid: ::c_long = 178;
+pub const SYS_readahead: ::c_long = 213;
+pub const SYS_setxattr: ::c_long = 5;
+pub const SYS_lsetxattr: ::c_long = 6;
+pub const SYS_fsetxattr: ::c_long = 7;
+pub const SYS_getxattr: ::c_long = 8;
+pub const SYS_lgetxattr: ::c_long = 9;
+pub const SYS_fgetxattr: ::c_long = 10;
+pub const SYS_listxattr: ::c_long = 11;
+pub const SYS_llistxattr: ::c_long = 12;
+pub const SYS_flistxattr: ::c_long = 13;
+pub const SYS_removexattr: ::c_long = 14;
+pub const SYS_lremovexattr: ::c_long = 15;
+pub const SYS_fremovexattr: ::c_long = 16;
+pub const SYS_tkill: ::c_long = 130;
+pub const SYS_futex: ::c_long = 98;
+pub const SYS_sched_setaffinity: ::c_long = 122;
+pub const SYS_sched_getaffinity: ::c_long = 123;
+pub const SYS_io_setup: ::c_long = 0;
+pub const SYS_io_destroy: ::c_long = 1;
+pub const SYS_io_getevents: ::c_long = 4;
+pub const SYS_io_submit: ::c_long = 2;
+pub const SYS_io_cancel: ::c_long = 3;
+pub const SYS_lookup_dcookie: ::c_long = 18;
+pub const SYS_remap_file_pages: ::c_long = 234;
+pub const SYS_getdents64: ::c_long = 61;
+pub const SYS_set_tid_address: ::c_long = 96;
+pub const SYS_restart_syscall: ::c_long = 128;
+pub const SYS_semtimedop: ::c_long = 192;
+pub const SYS_fadvise64: ::c_long = 223;
+pub const SYS_timer_create: ::c_long = 107;
+pub const SYS_timer_settime: ::c_long = 110;
+pub const SYS_timer_gettime: ::c_long = 108;
+pub const SYS_timer_getoverrun: ::c_long = 109;
+pub const SYS_timer_delete: ::c_long = 111;
+pub const SYS_clock_settime: ::c_long = 112;
+pub const SYS_clock_gettime: ::c_long = 113;
+pub const SYS_clock_getres: ::c_long = 114;
+pub const SYS_clock_nanosleep: ::c_long = 115;
+pub const SYS_exit_group: ::c_long = 94;
+pub const SYS_epoll_ctl: ::c_long = 21;
+pub const SYS_tgkill: ::c_long = 131;
+pub const SYS_mbind: ::c_long = 235;
+pub const SYS_set_mempolicy: ::c_long = 237;
+pub const SYS_get_mempolicy: ::c_long = 236;
+pub const SYS_mq_open: ::c_long = 180;
+pub const SYS_mq_unlink: ::c_long = 181;
+pub const SYS_mq_timedsend: ::c_long = 182;
+pub const SYS_mq_timedreceive: ::c_long = 183;
+pub const SYS_mq_notify: ::c_long = 184;
+pub const SYS_mq_getsetattr: ::c_long = 185;
+pub const SYS_kexec_load: ::c_long = 104;
+pub const SYS_waitid: ::c_long = 95;
+pub const SYS_add_key: ::c_long = 217;
+pub const SYS_request_key: ::c_long = 218;
+pub const SYS_keyctl: ::c_long = 219;
+pub const SYS_ioprio_set: ::c_long = 30;
+pub const SYS_ioprio_get: ::c_long = 31;
+pub const SYS_inotify_add_watch: ::c_long = 27;
+pub const SYS_inotify_rm_watch: ::c_long = 28;
+pub const SYS_migrate_pages: ::c_long = 238;
+pub const SYS_openat: ::c_long = 56;
+pub const SYS_mkdirat: ::c_long = 34;
+pub const SYS_mknodat: ::c_long = 33;
+pub const SYS_fchownat: ::c_long = 54;
+pub const SYS_newfstatat: ::c_long = 79;
+pub const SYS_unlinkat: ::c_long = 35;
+pub const SYS_linkat: ::c_long = 37;
+pub const SYS_symlinkat: ::c_long = 36;
+pub const SYS_readlinkat: ::c_long = 78;
+pub const SYS_fchmodat: ::c_long = 53;
+pub const SYS_faccessat: ::c_long = 48;
+pub const SYS_pselect6: ::c_long = 72;
+pub const SYS_ppoll: ::c_long = 73;
+pub const SYS_unshare: ::c_long = 97;
+pub const SYS_set_robust_list: ::c_long = 99;
+pub const SYS_get_robust_list: ::c_long = 100;
+pub const SYS_splice: ::c_long = 76;
+pub const SYS_tee: ::c_long = 77;
+pub const SYS_sync_file_range: ::c_long = 84;
+pub const SYS_vmsplice: ::c_long = 75;
+pub const SYS_move_pages: ::c_long = 239;
+pub const SYS_utimensat: ::c_long = 88;
+pub const SYS_epoll_pwait: ::c_long = 22;
+pub const SYS_timerfd_create: ::c_long = 85;
+pub const SYS_fallocate: ::c_long = 47;
+pub const SYS_timerfd_settime: ::c_long = 86;
+pub const SYS_timerfd_gettime: ::c_long = 87;
+pub const SYS_accept4: ::c_long = 242;
+pub const SYS_signalfd4: ::c_long = 74;
+pub const SYS_eventfd2: ::c_long = 19;
+pub const SYS_epoll_create1: ::c_long = 20;
+pub const SYS_dup3: ::c_long = 24;
+pub const SYS_pipe2: ::c_long = 59;
+pub const SYS_inotify_init1: ::c_long = 26;
+pub const SYS_preadv: ::c_long = 69;
+pub const SYS_pwritev: ::c_long = 70;
+pub const SYS_rt_tgsigqueueinfo: ::c_long = 240;
+pub const SYS_perf_event_open: ::c_long = 241;
+pub const SYS_recvmmsg: ::c_long = 243;
+pub const SYS_fanotify_init: ::c_long = 262;
+pub const SYS_fanotify_mark: ::c_long = 263;
+pub const SYS_prlimit64: ::c_long = 261;
+pub const SYS_name_to_handle_at: ::c_long = 264;
+pub const SYS_open_by_handle_at: ::c_long = 265;
+pub const SYS_clock_adjtime: ::c_long = 266;
+pub const SYS_syncfs: ::c_long = 267;
+pub const SYS_sendmmsg: ::c_long = 269;
+pub const SYS_setns: ::c_long = 268;
+pub const SYS_getcpu: ::c_long = 168;
+pub const SYS_process_vm_readv: ::c_long = 270;
+pub const SYS_process_vm_writev: ::c_long = 271;
+pub const SYS_kcmp: ::c_long = 272;
+pub const SYS_finit_module: ::c_long = 273;
+pub const SYS_sched_setattr: ::c_long = 274;
+pub const SYS_sched_getattr: ::c_long = 275;
+pub const SYS_renameat2: ::c_long = 276;
+pub const SYS_seccomp: ::c_long = 277;
+pub const SYS_getrandom: ::c_long = 278;
+pub const SYS_memfd_create: ::c_long = 279;
+pub const SYS_bpf: ::c_long = 280;
+pub const SYS_execveat: ::c_long = 281;
+pub const SYS_userfaultfd: ::c_long = 282;
+pub const SYS_membarrier: ::c_long = 283;
+pub const SYS_mlock2: ::c_long = 284;
+pub const SYS_copy_file_range: ::c_long = 285;
+pub const SYS_preadv2: ::c_long = 286;
+pub const SYS_pwritev2: ::c_long = 287;
+pub const SYS_pkey_mprotect: ::c_long = 288;
+pub const SYS_pkey_alloc: ::c_long = 289;
+pub const SYS_pkey_free: ::c_long = 290;
+pub const SYS_statx: ::c_long = 291;
diff --git a/libc/src/unix/linux_like/linux/gnu/b64/s390x.rs b/libc/src/unix/linux_like/linux/gnu/b64/s390x.rs
index b8fda7a..cf0612a 100644
--- a/libc/src/unix/linux_like/linux/gnu/b64/s390x.rs
+++ b/libc/src/unix/linux_like/linux/gnu/b64/s390x.rs
@@ -44,6 +44,14 @@ s! {
         pub l_pid: ::pid_t,
     }
 
+    pub struct flock64 {
+        pub l_type: ::c_short,
+        pub l_whence: ::c_short,
+        pub l_start: ::off64_t,
+        pub l_len: ::off64_t,
+        pub l_pid: ::pid_t,
+    }
+
     pub struct siginfo_t {
         pub si_signo: ::c_int,
         pub si_errno: ::c_int,
@@ -213,7 +221,7 @@ s! {
     }
 }
 
-s_no_extra_traits!{
+s_no_extra_traits! {
     // FIXME: This is actually a union.
     pub struct fpreg_t {
         pub d: ::c_double,
@@ -498,10 +506,7 @@ pub const SIGURG: ::c_int = 23;
 pub const SIGIO: ::c_int = 29;
 pub const SIGSYS: ::c_int = 31;
 pub const SIGSTKFLT: ::c_int = 16;
-#[deprecated(
-    since = "0.2.55",
-    note = "Use SIGSYS instead"
-)]
+#[deprecated(since = "0.2.55", note = "Use SIGSYS instead")]
 pub const SIGUNUSED: ::c_int = 31;
 pub const SIGPOLL: ::c_int = 29;
 pub const SIGPWR: ::c_int = 30;
@@ -593,20 +598,20 @@ pub const OLCUC: ::tcflag_t = 0o000002;
 pub const ONLCR: ::tcflag_t = 0o000004;
 pub const NLDLY: ::tcflag_t = 0o000400;
 pub const CRDLY: ::tcflag_t = 0o003000;
-pub const CR1: ::tcflag_t  = 0x00000200;
-pub const CR2: ::tcflag_t  = 0x00000400;
-pub const CR3: ::tcflag_t  = 0x00000600;
+pub const CR1: ::tcflag_t = 0x00000200;
+pub const CR2: ::tcflag_t = 0x00000400;
+pub const CR3: ::tcflag_t = 0x00000600;
 pub const TABDLY: ::tcflag_t = 0o014000;
 pub const TAB1: ::tcflag_t = 0x00000800;
 pub const TAB2: ::tcflag_t = 0x00001000;
 pub const TAB3: ::tcflag_t = 0x00001800;
-pub const BSDLY:  ::tcflag_t = 0o020000;
-pub const BS1: ::tcflag_t  = 0x00002000;
-pub const FFDLY:  ::tcflag_t = 0o100000;
-pub const FF1: ::tcflag_t  = 0x00008000;
-pub const VTDLY:  ::tcflag_t = 0o040000;
-pub const VT1: ::tcflag_t  = 0x00004000;
-pub const XTABS:  ::tcflag_t = 0o014000;
+pub const BSDLY: ::tcflag_t = 0o020000;
+pub const BS1: ::tcflag_t = 0x00002000;
+pub const FFDLY: ::tcflag_t = 0o100000;
+pub const FF1: ::tcflag_t = 0x00008000;
+pub const VTDLY: ::tcflag_t = 0o040000;
+pub const VT1: ::tcflag_t = 0x00004000;
+pub const XTABS: ::tcflag_t = 0o014000;
 
 pub const CBAUD: ::speed_t = 0o010017;
 pub const B0: ::speed_t = 0o000000;
@@ -996,23 +1001,29 @@ pub const SYS_chown: ::c_long = 212;
 pub const SYS_setfsuid: ::c_long = 215;
 pub const SYS_setfsgid: ::c_long = 216;
 pub const SYS_newfstatat: ::c_long = 293;
+pub const SYS_statx: ::c_long = 379;
 
 #[link(name = "util")]
-extern {
-
-    pub fn sysctl(name: *mut ::c_int,
-                  namelen: ::c_int,
-                  oldp: *mut ::c_void,
-                  oldlenp: *mut ::size_t,
-                  newp: *mut ::c_void,
-                  newlen: ::size_t)
-                  -> ::c_int;
+extern "C" {
+
+    pub fn sysctl(
+        name: *mut ::c_int,
+        namelen: ::c_int,
+        oldp: *mut ::c_void,
+        oldlenp: *mut ::size_t,
+        newp: *mut ::c_void,
+        newlen: ::size_t,
+    ) -> ::c_int;
     pub fn getcontext(ucp: *mut ::ucontext_t) -> ::c_int;
     pub fn setcontext(ucp: *const ::ucontext_t) -> ::c_int;
-    pub fn makecontext(ucp: *mut ::ucontext_t,
-                       func:  extern fn (),
-                       argc: ::c_int, ...);
-    pub fn swapcontext(uocp: *mut ::ucontext_t,
-                       ucp: *const ::ucontext_t) -> ::c_int;
+    pub fn makecontext(
+        ucp: *mut ::ucontext_t,
+        func: extern "C" fn(),
+        argc: ::c_int,
+        ...
+    );
+    pub fn swapcontext(
+        uocp: *mut ::ucontext_t,
+        ucp: *const ::ucontext_t,
+    ) -> ::c_int;
 }
-
diff --git a/libc/src/unix/linux_like/linux/gnu/b64/sparc64/align.rs b/libc/src/unix/linux_like/linux/gnu/b64/sparc64/align.rs
new file mode 100644
index 0000000..29d1e1c
--- /dev/null
+++ b/libc/src/unix/linux_like/linux/gnu/b64/sparc64/align.rs
@@ -0,0 +1,7 @@
+s_no_extra_traits! {
+    #[allow(missing_debug_implementations)]
+    #[repr(align(16))]
+    pub struct max_align_t {
+        priv_: [i64; 4]
+    }
+}
diff --git a/libc/src/unix/linux_like/linux/gnu/b64/sparc64.rs b/libc/src/unix/linux_like/linux/gnu/b64/sparc64/mod.rs
index d3f854e..651ada3 100644
--- a/libc/src/unix/linux_like/linux/gnu/b64/sparc64.rs
+++ b/libc/src/unix/linux_like/linux/gnu/b64/sparc64/mod.rs
@@ -60,6 +60,15 @@ s! {
         pub l_pid: ::pid_t,
     }
 
+    pub struct flock64 {
+        pub l_type: ::c_short,
+        pub l_whence: ::c_short,
+        pub l_start: ::off64_t,
+        pub l_len: ::off64_t,
+        pub l_pid: ::pid_t,
+        __reserved:  ::c_short,
+    }
+
     pub struct stack_t {
         pub ss_sp: *mut ::c_void,
         pub ss_flags: ::c_int,
@@ -548,14 +557,14 @@ pub const NOFLSH: ::tcflag_t = 0x80;
 pub const CIBAUD: ::tcflag_t = 0o02003600000;
 pub const CBAUDEX: ::tcflag_t = 0x00001000;
 pub const VSWTC: usize = 7;
-pub const OLCUC:  ::tcflag_t = 0o000002;
-pub const NLDLY:  ::tcflag_t = 0o000400;
-pub const CRDLY:  ::tcflag_t = 0o003000;
+pub const OLCUC: ::tcflag_t = 0o000002;
+pub const NLDLY: ::tcflag_t = 0o000400;
+pub const CRDLY: ::tcflag_t = 0o003000;
 pub const TABDLY: ::tcflag_t = 0o014000;
-pub const BSDLY:  ::tcflag_t = 0o020000;
-pub const FFDLY:  ::tcflag_t = 0o100000;
-pub const VTDLY:  ::tcflag_t = 0o040000;
-pub const XTABS:  ::tcflag_t = 0o014000;
+pub const BSDLY: ::tcflag_t = 0o020000;
+pub const FFDLY: ::tcflag_t = 0o100000;
+pub const VTDLY: ::tcflag_t = 0o040000;
+pub const XTABS: ::tcflag_t = 0o014000;
 
 pub const B0: ::speed_t = 0o000000;
 pub const B50: ::speed_t = 0o000001;
@@ -841,11 +850,11 @@ pub const SYS_mlockall: ::c_long = 239;
 pub const SYS_munlockall: ::c_long = 240;
 pub const SYS_sched_setparam: ::c_long = 241;
 pub const SYS_sched_getparam: ::c_long = 242;
-pub const SYS_sched_setscheduler: ::c_long =243;
-pub const SYS_sched_getscheduler: ::c_long =244;
+pub const SYS_sched_setscheduler: ::c_long = 243;
+pub const SYS_sched_getscheduler: ::c_long = 244;
 pub const SYS_sched_yield: ::c_long = 245;
-pub const SYS_sched_get_priority_max: ::c_long =246;
-pub const SYS_sched_get_priority_min: ::c_long =247;
+pub const SYS_sched_get_priority_max: ::c_long = 246;
+pub const SYS_sched_get_priority_min: ::c_long = 247;
 pub const SYS_sched_rr_get_interval: ::c_long = 248;
 pub const SYS_nanosleep: ::c_long = 249;
 pub const SYS_mremap: ::c_long = 250;
@@ -899,7 +908,7 @@ pub const SYS_ppoll: ::c_long = 298;
 pub const SYS_unshare: ::c_long = 299;
 pub const SYS_set_robust_list: ::c_long = 300;
 pub const SYS_get_robust_list: ::c_long = 301;
-pub const SYS_migrate_pages: ::c_long =302;
+pub const SYS_migrate_pages: ::c_long = 302;
 pub const SYS_mbind: ::c_long = 303;
 pub const SYS_get_mempolicy: ::c_long = 304;
 pub const SYS_set_mempolicy: ::c_long = 305;
@@ -960,12 +969,20 @@ pub const SYS_pwritev2: ::c_long = 359;
 pub const SYS_statx: ::c_long = 360;
 
 #[link(name = "util")]
-extern {
-    pub fn sysctl(name: *mut ::c_int,
-                  namelen: ::c_int,
-                  oldp: *mut ::c_void,
-                  oldlenp: *mut ::size_t,
-                  newp: *mut ::c_void,
-                  newlen: ::size_t)
-                  -> ::c_int;
+extern "C" {
+    pub fn sysctl(
+        name: *mut ::c_int,
+        namelen: ::c_int,
+        oldp: *mut ::c_void,
+        oldlenp: *mut ::size_t,
+        newp: *mut ::c_void,
+        newlen: ::size_t,
+    ) -> ::c_int;
+}
+
+cfg_if! {
+    if #[cfg(libc_align)] {
+        mod align;
+        pub use self::align::*;
+    }
 }
diff --git a/libc/src/unix/linux_like/linux/gnu/b64/x86_64/align.rs b/libc/src/unix/linux_like/linux/gnu/b64/x86_64/align.rs
new file mode 100644
index 0000000..7ca870f
--- /dev/null
+++ b/libc/src/unix/linux_like/linux/gnu/b64/x86_64/align.rs
@@ -0,0 +1,7 @@
+s_no_extra_traits! {
+    #[allow(missing_debug_implementations)]
+    #[repr(align(16))]
+    pub struct max_align_t {
+        priv_: [f64; 4]
+    }
+}
diff --git a/libc/src/unix/linux_like/linux/gnu/b64/x86_64/mod.rs b/libc/src/unix/linux_like/linux/gnu/b64/x86_64/mod.rs
index f3b1008..34e4da8 100644
--- a/libc/src/unix/linux_like/linux/gnu/b64/x86_64/mod.rs
+++ b/libc/src/unix/linux_like/linux/gnu/b64/x86_64/mod.rs
@@ -42,6 +42,14 @@ s! {
         pub l_pid: ::pid_t,
     }
 
+    pub struct flock64 {
+        pub l_type: ::c_short,
+        pub l_whence: ::c_short,
+        pub l_start: ::off64_t,
+        pub l_len: ::off64_t,
+        pub l_pid: ::pid_t,
+    }
+
     pub struct siginfo_t {
         pub si_signo: ::c_int,
         pub si_errno: ::c_int,
@@ -261,6 +269,12 @@ s! {
         pub c_ispeed: ::speed_t,
         pub c_ospeed: ::speed_t,
     }
+
+    pub struct ip_mreqn {
+        pub imr_multiaddr: ::in_addr,
+        pub imr_address: ::in_addr,
+        pub imr_ifindex: ::c_int,
+    }
 }
 
 s_no_extra_traits! {
@@ -581,10 +595,7 @@ pub const SIGURG: ::c_int = 23;
 pub const SIGIO: ::c_int = 29;
 pub const SIGSYS: ::c_int = 31;
 pub const SIGSTKFLT: ::c_int = 16;
-#[deprecated(
-    since = "0.2.55",
-    note = "Use SIGSYS instead"
-)]
+#[deprecated(since = "0.2.55", note = "Use SIGSYS instead")]
 pub const SIGUNUSED: ::c_int = 31;
 pub const SIGPOLL: ::c_int = 29;
 pub const SIGPWR: ::c_int = 30;
@@ -755,14 +766,14 @@ pub const NOFLSH: ::tcflag_t = 0x00000080;
 pub const CIBAUD: ::tcflag_t = 0o02003600000;
 pub const CBAUDEX: ::tcflag_t = 0o010000;
 pub const VSWTC: usize = 7;
-pub const OLCUC:  ::tcflag_t = 0o000002;
-pub const NLDLY:  ::tcflag_t = 0o000400;
-pub const CRDLY:  ::tcflag_t = 0o003000;
+pub const OLCUC: ::tcflag_t = 0o000002;
+pub const NLDLY: ::tcflag_t = 0o000400;
+pub const CRDLY: ::tcflag_t = 0o003000;
 pub const TABDLY: ::tcflag_t = 0o014000;
-pub const BSDLY:  ::tcflag_t = 0o020000;
-pub const FFDLY:  ::tcflag_t = 0o100000;
-pub const VTDLY:  ::tcflag_t = 0o040000;
-pub const XTABS:  ::tcflag_t = 0o014000;
+pub const BSDLY: ::tcflag_t = 0o020000;
+pub const FFDLY: ::tcflag_t = 0o100000;
+pub const VTDLY: ::tcflag_t = 0o040000;
+pub const XTABS: ::tcflag_t = 0o014000;
 
 pub const B0: ::speed_t = 0o000000;
 pub const B50: ::speed_t = 0o000001;
@@ -879,17 +890,25 @@ pub const REG_TRAPNO: ::c_int = 20;
 pub const REG_OLDMASK: ::c_int = 21;
 pub const REG_CR2: ::c_int = 22;
 
-extern {
+extern "C" {
     pub fn getcontext(ucp: *mut ucontext_t) -> ::c_int;
     pub fn setcontext(ucp: *const ucontext_t) -> ::c_int;
-    pub fn makecontext(ucp: *mut ucontext_t,
-                       func:  extern fn (),
-                       argc: ::c_int, ...);
-    pub fn swapcontext(uocp: *mut ucontext_t,
-                       ucp: *const ucontext_t) -> ::c_int;
+    pub fn makecontext(
+        ucp: *mut ucontext_t,
+        func: extern "C" fn(),
+        argc: ::c_int,
+        ...
+    );
+    pub fn swapcontext(
+        uocp: *mut ucontext_t,
+        ucp: *const ucontext_t,
+    ) -> ::c_int;
     pub fn iopl(level: ::c_int) -> ::c_int;
-    pub fn ioperm(from: ::c_ulong, num: ::c_ulong,
-                  turn_on: ::c_int) -> ::c_int;
+    pub fn ioperm(
+        from: ::c_ulong,
+        num: ::c_ulong,
+        turn_on: ::c_int,
+    ) -> ::c_int;
 }
 
 cfg_if! {
@@ -901,3 +920,10 @@ cfg_if! {
         pub use self::not_x32::*;
     }
 }
+
+cfg_if! {
+    if #[cfg(libc_align)] {
+        mod align;
+        pub use self::align::*;
+    }
+}
diff --git a/libc/src/unix/linux_like/linux/gnu/b64/x86_64/not_x32.rs b/libc/src/unix/linux_like/linux/gnu/b64/x86_64/not_x32.rs
index 97e21f2..64a6de9 100644
--- a/libc/src/unix/linux_like/linux/gnu/b64/x86_64/not_x32.rs
+++ b/libc/src/unix/linux_like/linux/gnu/b64/x86_64/not_x32.rs
@@ -411,12 +411,13 @@ pub const SYS_pkey_free: ::c_long = 331;
 pub const SYS_statx: ::c_long = 332;
 
 #[link(name = "util")]
-extern {
-    pub fn sysctl(name: *mut ::c_int,
-                  namelen: ::c_int,
-                  oldp: *mut ::c_void,
-                  oldlenp: *mut ::size_t,
-                  newp: *mut ::c_void,
-                  newlen: ::size_t)
-                  -> ::c_int;
+extern "C" {
+    pub fn sysctl(
+        name: *mut ::c_int,
+        namelen: ::c_int,
+        oldp: *mut ::c_void,
+        oldlenp: *mut ::size_t,
+        newp: *mut ::c_void,
+        newlen: ::size_t,
+    ) -> ::c_int;
 }
diff --git a/libc/src/unix/linux_like/linux/gnu/mod.rs b/libc/src/unix/linux_like/linux/gnu/mod.rs
index 735eaf2..1d3e0ab 100644
--- a/libc/src/unix/linux_like/linux/gnu/mod.rs
+++ b/libc/src/unix/linux_like/linux/gnu/mod.rs
@@ -98,11 +98,13 @@ s! {
         pub c_line: ::cc_t,
         pub c_cc: [::cc_t; ::NCCS],
         #[cfg(not(any(
+            target_arch = "sparc",
             target_arch = "sparc64",
             target_arch = "mips",
             target_arch = "mips64")))]
         pub c_ispeed: ::speed_t,
         #[cfg(not(any(
+            target_arch = "sparc",
             target_arch = "sparc64",
             target_arch = "mips",
             target_arch = "mips64")))]
@@ -189,7 +191,7 @@ impl siginfo_t {
             _si_signo: ::c_int,
             _si_errno: ::c_int,
             _si_code: ::c_int,
-            si_addr: *mut ::c_void
+            si_addr: *mut ::c_void,
         }
         (*(self as *const siginfo_t as *const siginfo_sigfault)).si_addr
     }
@@ -361,17 +363,17 @@ pub const LC_TELEPHONE_MASK: ::c_int = (1 << LC_TELEPHONE);
 pub const LC_MEASUREMENT_MASK: ::c_int = (1 << LC_MEASUREMENT);
 pub const LC_IDENTIFICATION_MASK: ::c_int = (1 << LC_IDENTIFICATION);
 pub const LC_ALL_MASK: ::c_int = ::LC_CTYPE_MASK
-                               | ::LC_NUMERIC_MASK
-                               | ::LC_TIME_MASK
-                               | ::LC_COLLATE_MASK
-                               | ::LC_MONETARY_MASK
-                               | ::LC_MESSAGES_MASK
-                               | LC_PAPER_MASK
-                               | LC_NAME_MASK
-                               | LC_ADDRESS_MASK
-                               | LC_TELEPHONE_MASK
-                               | LC_MEASUREMENT_MASK
-                               | LC_IDENTIFICATION_MASK;
+    | ::LC_NUMERIC_MASK
+    | ::LC_TIME_MASK
+    | ::LC_COLLATE_MASK
+    | ::LC_MONETARY_MASK
+    | ::LC_MESSAGES_MASK
+    | LC_PAPER_MASK
+    | LC_NAME_MASK
+    | LC_ADDRESS_MASK
+    | LC_TELEPHONE_MASK
+    | LC_MEASUREMENT_MASK
+    | LC_IDENTIFICATION_MASK;
 
 pub const MAP_SHARED_VALIDATE: ::c_int = 0x3;
 pub const MAP_FIXED_NOREPLACE: ::c_int = 0x100000;
@@ -864,7 +866,10 @@ cfg_if! {
         target_arch = "s390x"
     ))] {
         pub const PTHREAD_STACK_MIN: ::size_t = 16384;
-    } else if #[cfg(target_arch = "sparc64")] {
+    } else if #[cfg(any(
+               target_arch = "sparc",
+               target_arch = "sparc64"
+           ))] {
         pub const PTHREAD_STACK_MIN: ::size_t = 0x6000;
     } else {
         pub const PTHREAD_STACK_MIN: ::size_t = 131072;
@@ -872,27 +877,50 @@ cfg_if! {
 }
 pub const PTHREAD_MUTEX_ADAPTIVE_NP: ::c_int = 3;
 
-extern {
-    pub fn sendmmsg(sockfd: ::c_int, msgvec: *mut ::mmsghdr, vlen: ::c_uint,
-                    flags: ::c_int) -> ::c_int;
-    pub fn recvmmsg(sockfd: ::c_int, msgvec: *mut ::mmsghdr, vlen: ::c_uint,
-                    flags: ::c_int, timeout: *mut ::timespec) -> ::c_int;
-
-    pub fn getrlimit64(resource: ::__rlimit_resource_t,
-                       rlim: *mut ::rlimit64) -> ::c_int;
-    pub fn setrlimit64(resource: ::__rlimit_resource_t,
-                       rlim: *const ::rlimit64) -> ::c_int;
-    pub fn getrlimit(resource: ::__rlimit_resource_t,
-                     rlim: *mut ::rlimit) -> ::c_int;
-    pub fn setrlimit(resource: ::__rlimit_resource_t,
-                     rlim: *const ::rlimit) -> ::c_int;
-    pub fn prlimit(pid: ::pid_t,
-                   resource: ::__rlimit_resource_t, new_limit: *const ::rlimit,
-                   old_limit: *mut ::rlimit) -> ::c_int;
-    pub fn prlimit64(pid: ::pid_t,
-                     resource: ::__rlimit_resource_t,
-                     new_limit: *const ::rlimit64,
-                     old_limit: *mut ::rlimit64) -> ::c_int;
+extern "C" {
+    pub fn sendmmsg(
+        sockfd: ::c_int,
+        msgvec: *mut ::mmsghdr,
+        vlen: ::c_uint,
+        flags: ::c_int,
+    ) -> ::c_int;
+    pub fn recvmmsg(
+        sockfd: ::c_int,
+        msgvec: *mut ::mmsghdr,
+        vlen: ::c_uint,
+        flags: ::c_int,
+        timeout: *mut ::timespec,
+    ) -> ::c_int;
+
+    pub fn getrlimit64(
+        resource: ::__rlimit_resource_t,
+        rlim: *mut ::rlimit64,
+    ) -> ::c_int;
+    pub fn setrlimit64(
+        resource: ::__rlimit_resource_t,
+        rlim: *const ::rlimit64,
+    ) -> ::c_int;
+    pub fn getrlimit(
+        resource: ::__rlimit_resource_t,
+        rlim: *mut ::rlimit,
+    ) -> ::c_int;
+    pub fn setrlimit(
+        resource: ::__rlimit_resource_t,
+        rlim: *const ::rlimit,
+    ) -> ::c_int;
+    pub fn prlimit(
+        pid: ::pid_t,
+        resource: ::__rlimit_resource_t,
+        new_limit: *const ::rlimit,
+        old_limit: *mut ::rlimit,
+    ) -> ::c_int;
+    pub fn prlimit64(
+        pid: ::pid_t,
+        resource: ::__rlimit_resource_t,
+        new_limit: *const ::rlimit64,
+        old_limit: *mut ::rlimit64,
+    ) -> ::c_int;
+    pub fn utmpname(file: *const ::c_char) -> ::c_int;
     pub fn utmpxname(file: *const ::c_char) -> ::c_int;
     pub fn getutxent() -> *mut utmpx;
     pub fn getutxid(ut: *const utmpx) -> *mut utmpx;
@@ -902,10 +930,14 @@ extern {
     pub fn endutxent();
     pub fn getpt() -> ::c_int;
     pub fn mallopt(param: ::c_int, value: ::c_int) -> ::c_int;
-    pub fn gettimeofday(tp: *mut ::timeval,
-                        tz: *mut ::timezone) -> ::c_int;
-    pub fn statx(dirfd: ::c_int, pathname: *const c_char, flags: ::c_int,
-                 mask: ::c_uint, statxbuf: *mut statx) -> ::c_int;
+    pub fn gettimeofday(tp: *mut ::timeval, tz: *mut ::timezone) -> ::c_int;
+    pub fn statx(
+        dirfd: ::c_int,
+        pathname: *const c_char,
+        flags: ::c_int,
+        mask: ::c_uint,
+        statxbuf: *mut statx,
+    ) -> ::c_int;
     pub fn getrandom(
         buf: *mut ::c_void,
         buflen: ::size_t,
@@ -914,65 +946,90 @@ extern {
 }
 
 #[link(name = "util")]
-extern {
+extern "C" {
     pub fn ioctl(fd: ::c_int, request: ::c_ulong, ...) -> ::c_int;
-    pub fn backtrace(buf: *mut *mut ::c_void,
-                     sz: ::c_int) -> ::c_int;
-    pub fn glob64(pattern: *const ::c_char,
-                  flags: ::c_int,
-                  errfunc: ::Option<extern fn(epath: *const ::c_char,
-                                                   errno: ::c_int)
-                                                   -> ::c_int>,
-                  pglob: *mut glob64_t) -> ::c_int;
+    pub fn backtrace(buf: *mut *mut ::c_void, sz: ::c_int) -> ::c_int;
+    pub fn glob64(
+        pattern: *const ::c_char,
+        flags: ::c_int,
+        errfunc: ::Option<
+            extern "C" fn(epath: *const ::c_char, errno: ::c_int) -> ::c_int,
+        >,
+        pglob: *mut glob64_t,
+    ) -> ::c_int;
     pub fn globfree64(pglob: *mut glob64_t);
     pub fn ptrace(request: ::c_uint, ...) -> ::c_long;
-    pub fn pthread_attr_getaffinity_np(attr: *const ::pthread_attr_t,
-                                       cpusetsize: ::size_t,
-                                       cpuset: *mut ::cpu_set_t) -> ::c_int;
-    pub fn pthread_attr_setaffinity_np(attr: *mut ::pthread_attr_t,
-                                       cpusetsize: ::size_t,
-                                       cpuset: *const ::cpu_set_t) -> ::c_int;
+    pub fn pthread_attr_getaffinity_np(
+        attr: *const ::pthread_attr_t,
+        cpusetsize: ::size_t,
+        cpuset: *mut ::cpu_set_t,
+    ) -> ::c_int;
+    pub fn pthread_attr_setaffinity_np(
+        attr: *mut ::pthread_attr_t,
+        cpusetsize: ::size_t,
+        cpuset: *const ::cpu_set_t,
+    ) -> ::c_int;
     pub fn getpriority(which: ::__priority_which_t, who: ::id_t) -> ::c_int;
-    pub fn setpriority(which: ::__priority_which_t, who: ::id_t,
-                                       prio: ::c_int) -> ::c_int;
-    pub fn pthread_getaffinity_np(thread: ::pthread_t,
-                                  cpusetsize: ::size_t,
-                                  cpuset: *mut ::cpu_set_t) -> ::c_int;
-    pub fn pthread_setaffinity_np(thread: ::pthread_t,
-                                  cpusetsize: ::size_t,
-                                  cpuset: *const ::cpu_set_t) -> ::c_int;
-    pub fn pthread_rwlockattr_getkind_np(attr: *const ::pthread_rwlockattr_t,
-                                         val: *mut ::c_int) -> ::c_int;
-    pub fn pthread_rwlockattr_setkind_np(attr: *mut ::pthread_rwlockattr_t,
-                                         val: ::c_int) -> ::c_int;
+    pub fn setpriority(
+        which: ::__priority_which_t,
+        who: ::id_t,
+        prio: ::c_int,
+    ) -> ::c_int;
+    pub fn pthread_getaffinity_np(
+        thread: ::pthread_t,
+        cpusetsize: ::size_t,
+        cpuset: *mut ::cpu_set_t,
+    ) -> ::c_int;
+    pub fn pthread_setaffinity_np(
+        thread: ::pthread_t,
+        cpusetsize: ::size_t,
+        cpuset: *const ::cpu_set_t,
+    ) -> ::c_int;
+    pub fn pthread_rwlockattr_getkind_np(
+        attr: *const ::pthread_rwlockattr_t,
+        val: *mut ::c_int,
+    ) -> ::c_int;
+    pub fn pthread_rwlockattr_setkind_np(
+        attr: *mut ::pthread_rwlockattr_t,
+        val: ::c_int,
+    ) -> ::c_int;
     pub fn sched_getcpu() -> ::c_int;
     pub fn mallinfo() -> ::mallinfo;
     pub fn malloc_usable_size(ptr: *mut ::c_void) -> ::size_t;
     pub fn getauxval(type_: ::c_ulong) -> ::c_ulong;
     #[cfg_attr(target_os = "netbsd", link_name = "__getpwent_r50")]
     #[cfg_attr(target_os = "solaris", link_name = "__posix_getpwent_r")]
-    pub fn getpwent_r(pwd: *mut ::passwd,
-                      buf: *mut ::c_char,
-                      buflen: ::size_t,
-                      result: *mut *mut ::passwd) -> ::c_int;
+    pub fn getpwent_r(
+        pwd: *mut ::passwd,
+        buf: *mut ::c_char,
+        buflen: ::size_t,
+        result: *mut *mut ::passwd,
+    ) -> ::c_int;
     #[cfg_attr(target_os = "netbsd", link_name = "__getgrent_r50")]
     #[cfg_attr(target_os = "solaris", link_name = "__posix_getgrent_r")]
-    pub fn getgrent_r(grp: *mut ::group,
-                      buf: *mut ::c_char,
-                      buflen: ::size_t,
-                      result: *mut *mut ::group) -> ::c_int;
-    pub fn pthread_getname_np(thread: ::pthread_t,
-                              name: *mut ::c_char,
-                              len: ::size_t) -> ::c_int;
-    pub fn pthread_setname_np(thread: ::pthread_t,
-                              name: *const ::c_char) -> ::c_int;
+    pub fn getgrent_r(
+        grp: *mut ::group,
+        buf: *mut ::c_char,
+        buflen: ::size_t,
+        result: *mut *mut ::group,
+    ) -> ::c_int;
+    pub fn pthread_getname_np(
+        thread: ::pthread_t,
+        name: *mut ::c_char,
+        len: ::size_t,
+    ) -> ::c_int;
+    pub fn pthread_setname_np(
+        thread: ::pthread_t,
+        name: *const ::c_char,
+    ) -> ::c_int;
 }
 
 cfg_if! {
     if #[cfg(any(target_arch = "x86",
                  target_arch = "arm",
                  target_arch = "mips",
-                 target_arch = "powerpc"))] {
+                 target_arch = "powerpc",
+                 target_arch = "sparc"))] {
         mod b32;
         pub use self::b32::*;
     } else if #[cfg(any(target_arch = "x86_64",
@@ -980,7 +1037,8 @@ cfg_if! {
                         target_arch = "powerpc64",
                         target_arch = "mips64",
                         target_arch = "s390x",
-                        target_arch = "sparc64"))] {
+                        target_arch = "sparc64",
+                        target_arch = "riscv64"))] {
         mod b64;
         pub use self::b64::*;
     } else {
diff --git a/libc/src/unix/linux_like/linux/mod.rs b/libc/src/unix/linux_like/linux/mod.rs
index 0fc7c26..80505ff 100644
--- a/libc/src/unix/linux_like/linux/mod.rs
+++ b/libc/src/unix/linux_like/linux/mod.rs
@@ -40,7 +40,9 @@ pub type Elf64_Section = u16;
 pub enum fpos64_t {} // TODO: fill this out with a struct
 impl ::Copy for fpos64_t {}
 impl ::Clone for fpos64_t {
-    fn clone(&self) -> fpos64_t { *self }
+    fn clone(&self) -> fpos64_t {
+        *self
+    }
 }
 
 s! {
@@ -484,7 +486,7 @@ s! {
     }
 }
 
-s_no_extra_traits!{
+s_no_extra_traits! {
     pub struct sockaddr_nl {
         pub nl_family: ::sa_family_t,
         nl_pad: ::c_ushort,
@@ -1125,6 +1127,45 @@ pub const IFLA_MTU: ::c_ushort = 4;
 pub const IFLA_LINK: ::c_ushort = 5;
 pub const IFLA_QDISC: ::c_ushort = 6;
 pub const IFLA_STATS: ::c_ushort = 7;
+pub const IFLA_COST: ::c_ushort = 8;
+pub const IFLA_PRIORITY: ::c_ushort = 9;
+pub const IFLA_MASTER: ::c_ushort = 10;
+pub const IFLA_WIRELESS: ::c_ushort = 11;
+pub const IFLA_PROTINFO: ::c_ushort = 12;
+pub const IFLA_TXQLEN: ::c_ushort = 13;
+pub const IFLA_MAP: ::c_ushort = 14;
+pub const IFLA_WEIGHT: ::c_ushort = 15;
+pub const IFLA_OPERSTATE: ::c_ushort = 16;
+pub const IFLA_LINKMODE: ::c_ushort = 17;
+pub const IFLA_LINKINFO: ::c_ushort = 18;
+pub const IFLA_NET_NS_PID: ::c_ushort = 19;
+pub const IFLA_IFALIAS: ::c_ushort = 20;
+pub const IFLA_NUM_VF: ::c_ushort = 21;
+pub const IFLA_VFINFO_LIST: ::c_ushort = 22;
+pub const IFLA_STATS64: ::c_ushort = 23;
+pub const IFLA_VF_PORTS: ::c_ushort = 24;
+pub const IFLA_PORT_SELF: ::c_ushort = 25;
+pub const IFLA_AF_SPEC: ::c_ushort = 26;
+pub const IFLA_GROUP: ::c_ushort = 27;
+pub const IFLA_NET_NS_FD: ::c_ushort = 28;
+pub const IFLA_EXT_MASK: ::c_ushort = 29;
+pub const IFLA_PROMISCUITY: ::c_ushort = 30;
+pub const IFLA_NUM_TX_QUEUES: ::c_ushort = 31;
+pub const IFLA_NUM_RX_QUEUES: ::c_ushort = 32;
+pub const IFLA_CARRIER: ::c_ushort = 33;
+pub const IFLA_PHYS_PORT_ID: ::c_ushort = 34;
+pub const IFLA_CARRIER_CHANGES: ::c_ushort = 35;
+pub const IFLA_PHYS_SWITCH_ID: ::c_ushort = 36;
+pub const IFLA_LINK_NETNSID: ::c_ushort = 37;
+pub const IFLA_PHYS_PORT_NAME: ::c_ushort = 38;
+pub const IFLA_PROTO_DOWN: ::c_ushort = 39;
+
+pub const IFLA_INFO_UNSPEC: ::c_ushort = 0;
+pub const IFLA_INFO_KIND: ::c_ushort = 1;
+pub const IFLA_INFO_DATA: ::c_ushort = 2;
+pub const IFLA_INFO_XSTATS: ::c_ushort = 3;
+pub const IFLA_INFO_SLAVE_KIND: ::c_ushort = 4;
+pub const IFLA_INFO_SLAVE_DATA: ::c_ushort = 5;
 
 // linux/if_tun.h
 pub const IFF_TUN: ::c_int = 0x0001;
@@ -1133,18 +1174,18 @@ pub const IFF_NO_PI: ::c_int = 0x1000;
 // Read queue size
 pub const TUN_READQ_SIZE: ::c_short = 500;
 // TUN device type flags: deprecated. Use IFF_TUN/IFF_TAP instead.
-pub const TUN_TUN_DEV: ::c_short   = ::IFF_TUN as ::c_short;
-pub const TUN_TAP_DEV: ::c_short   = ::IFF_TAP as ::c_short;
+pub const TUN_TUN_DEV: ::c_short = ::IFF_TUN as ::c_short;
+pub const TUN_TAP_DEV: ::c_short = ::IFF_TAP as ::c_short;
 pub const TUN_TYPE_MASK: ::c_short = 0x000f;
 // This flag has no real effect
-pub const IFF_ONE_QUEUE: ::c_int    = 0x2000;
-pub const IFF_VNET_HDR: ::c_int     = 0x4000;
-pub const IFF_TUN_EXCL: ::c_int     = 0x8000;
-pub const IFF_MULTI_QUEUE: ::c_int  = 0x0100;
+pub const IFF_ONE_QUEUE: ::c_int = 0x2000;
+pub const IFF_VNET_HDR: ::c_int = 0x4000;
+pub const IFF_TUN_EXCL: ::c_int = 0x8000;
+pub const IFF_MULTI_QUEUE: ::c_int = 0x0100;
 pub const IFF_ATTACH_QUEUE: ::c_int = 0x0200;
 pub const IFF_DETACH_QUEUE: ::c_int = 0x0400;
 // read-only flag
-pub const IFF_PERSIST: ::c_int  = 0x0800;
+pub const IFF_PERSIST: ::c_int = 0x0800;
 pub const IFF_NOFILTER: ::c_int = 0x1000;
 
 pub const ST_RDONLY: ::c_ulong = 1;
@@ -1195,6 +1236,8 @@ pub const SCHED_RR: ::c_int = 2;
 pub const SCHED_BATCH: ::c_int = 3;
 pub const SCHED_IDLE: ::c_int = 5;
 
+pub const SCHED_RESET_ON_FORK: ::c_int = 0x40000000;
+
 // netinet/in.h
 // NOTE: These are in addition to the constants defined in src/unix/mod.rs
 
@@ -1515,15 +1558,15 @@ pub const FALLOC_FL_UNSHARE_RANGE: ::c_int = 0x40;
 pub const ENOATTR: ::c_int = ::ENODATA;
 
 pub const SO_ORIGINAL_DST: ::c_int = 80;
-pub const IP_ORIGDSTADDR : ::c_int = 20;
-pub const IP_RECVORIGDSTADDR : ::c_int = IP_ORIGDSTADDR;
-pub const IPV6_ORIGDSTADDR : ::c_int = 74;
-pub const IPV6_RECVORIGDSTADDR : ::c_int = IPV6_ORIGDSTADDR;
-pub const IPV6_FLOWINFO: ::c_int = 11;
+pub const IP_ORIGDSTADDR: ::c_int = 20;
+pub const IP_RECVORIGDSTADDR: ::c_int = IP_ORIGDSTADDR;
+pub const IPV6_ORIGDSTADDR: ::c_int = 74;
+pub const IPV6_RECVORIGDSTADDR: ::c_int = IPV6_ORIGDSTADDR;
 pub const IPV6_FLOWLABEL_MGR: ::c_int = 32;
 pub const IPV6_FLOWINFO_SEND: ::c_int = 33;
 pub const IPV6_FLOWINFO_FLOWLABEL: ::c_int = 0x000fffff;
 pub const IPV6_FLOWINFO_PRIORITY: ::c_int = 0x0ff00000;
+
 pub const IUTF8: ::tcflag_t = 0x00004000;
 pub const CMSPAR: ::tcflag_t = 0o10000000000;
 
@@ -1653,6 +1696,83 @@ pub const NLMSG_DONE: ::c_int = 0x3;
 pub const NLMSG_OVERRUN: ::c_int = 0x4;
 pub const NLMSG_MIN_TYPE: ::c_int = 0x10;
 
+// linux/netfilter/nfnetlink.h
+pub const NFNLGRP_NONE: ::c_int = 0;
+pub const NFNLGRP_CONNTRACK_NEW: ::c_int = 1;
+pub const NFNLGRP_CONNTRACK_UPDATE: ::c_int = 2;
+pub const NFNLGRP_CONNTRACK_DESTROY: ::c_int = 3;
+pub const NFNLGRP_CONNTRACK_EXP_NEW: ::c_int = 4;
+pub const NFNLGRP_CONNTRACK_EXP_UPDATE: ::c_int = 5;
+pub const NFNLGRP_CONNTRACK_EXP_DESTROY: ::c_int = 6;
+pub const NFNLGRP_NFTABLES: ::c_int = 7;
+pub const NFNLGRP_ACCT_QUOTA: ::c_int = 8;
+
+pub const NFNETLINK_V0: ::c_int = 0;
+
+pub const NFNL_SUBSYS_NONE: ::c_int = 0;
+pub const NFNL_SUBSYS_CTNETLINK: ::c_int = 1;
+pub const NFNL_SUBSYS_CTNETLINK_EXP: ::c_int = 2;
+pub const NFNL_SUBSYS_QUEUE: ::c_int = 3;
+pub const NFNL_SUBSYS_ULOG: ::c_int = 4;
+pub const NFNL_SUBSYS_OSF: ::c_int = 5;
+pub const NFNL_SUBSYS_IPSET: ::c_int = 6;
+pub const NFNL_SUBSYS_ACCT: ::c_int = 7;
+pub const NFNL_SUBSYS_CTNETLINK_TIMEOUT: ::c_int = 8;
+pub const NFNL_SUBSYS_CTHELPER: ::c_int = 9;
+pub const NFNL_SUBSYS_NFTABLES: ::c_int = 10;
+pub const NFNL_SUBSYS_NFT_COMPAT: ::c_int = 11;
+pub const NFNL_SUBSYS_COUNT: ::c_int = 12;
+
+pub const NFNL_MSG_BATCH_BEGIN: ::c_int = NLMSG_MIN_TYPE;
+pub const NFNL_MSG_BATCH_END: ::c_int = NLMSG_MIN_TYPE + 1;
+
+// linux/netfilter/nfnetlink_log.h
+pub const NFULNL_MSG_PACKET: ::c_int = 0;
+pub const NFULNL_MSG_CONFIG: ::c_int = 1;
+
+pub const NFULA_UNSPEC: ::c_int = 0;
+pub const NFULA_PACKET_HDR: ::c_int = 1;
+pub const NFULA_MARK: ::c_int = 2;
+pub const NFULA_TIMESTAMP: ::c_int = 3;
+pub const NFULA_IFINDEX_INDEV: ::c_int = 4;
+pub const NFULA_IFINDEX_OUTDEV: ::c_int = 5;
+pub const NFULA_IFINDEX_PHYSINDEV: ::c_int = 6;
+pub const NFULA_IFINDEX_PHYSOUTDEV: ::c_int = 7;
+pub const NFULA_HWADDR: ::c_int = 8;
+pub const NFULA_PAYLOAD: ::c_int = 9;
+pub const NFULA_PREFIX: ::c_int = 10;
+pub const NFULA_UID: ::c_int = 11;
+pub const NFULA_SEQ: ::c_int = 12;
+pub const NFULA_SEQ_GLOBAL: ::c_int = 13;
+pub const NFULA_GID: ::c_int = 14;
+pub const NFULA_HWTYPE: ::c_int = 15;
+pub const NFULA_HWHEADER: ::c_int = 16;
+pub const NFULA_HWLEN: ::c_int = 17;
+pub const NFULA_CT: ::c_int = 18;
+pub const NFULA_CT_INFO: ::c_int = 19;
+
+pub const NFULNL_CFG_CMD_NONE: ::c_int = 0;
+pub const NFULNL_CFG_CMD_BIND: ::c_int = 1;
+pub const NFULNL_CFG_CMD_UNBIND: ::c_int = 2;
+pub const NFULNL_CFG_CMD_PF_BIND: ::c_int = 3;
+pub const NFULNL_CFG_CMD_PF_UNBIND: ::c_int = 4;
+
+pub const NFULA_CFG_UNSPEC: ::c_int = 0;
+pub const NFULA_CFG_CMD: ::c_int = 1;
+pub const NFULA_CFG_MODE: ::c_int = 2;
+pub const NFULA_CFG_NLBUFSIZ: ::c_int = 3;
+pub const NFULA_CFG_TIMEOUT: ::c_int = 4;
+pub const NFULA_CFG_QTHRESH: ::c_int = 5;
+pub const NFULA_CFG_FLAGS: ::c_int = 6;
+
+pub const NFULNL_COPY_NONE: ::c_int = 0x00;
+pub const NFULNL_COPY_META: ::c_int = 0x01;
+pub const NFULNL_COPY_PACKET: ::c_int = 0x02;
+
+pub const NFULNL_CFG_F_SEQ: ::c_int = 0x0001;
+pub const NFULNL_CFG_F_SEQ_GLOBAL: ::c_int = 0x0002;
+pub const NFULNL_CFG_F_CONNTRACK: ::c_int = 0x0004;
+
 pub const GENL_NAMSIZ: ::c_int = 16;
 
 pub const GENL_MIN_ID: ::c_int = NLMSG_MIN_TYPE;
@@ -1704,11 +1824,11 @@ pub const PACKET_MR_UNICAST: ::c_int = 3;
 
 // linux/netfilter.h
 pub const NF_DROP: ::c_int = 0;
-pub const NF_ACCEPT: ::c_int =  1;
-pub const NF_STOLEN: ::c_int =  2;
-pub const NF_QUEUE: ::c_int =  3;
-pub const NF_REPEAT: ::c_int =  4;
-pub const NF_STOP: ::c_int =  5;
+pub const NF_ACCEPT: ::c_int = 1;
+pub const NF_STOLEN: ::c_int = 2;
+pub const NF_QUEUE: ::c_int = 3;
+pub const NF_REPEAT: ::c_int = 4;
+pub const NF_STOP: ::c_int = 5;
 pub const NF_MAX_VERDICT: ::c_int = NF_STOP;
 
 pub const NF_VERDICT_MASK: ::c_int = 0x000000ff;
@@ -2123,38 +2243,44 @@ pub const VMADDR_CID_HOST: ::c_uint = 2;
 pub const VMADDR_PORT_ANY: ::c_uint = 0xFFFFFFFF;
 
 // uapi/linux/inotify.h
-pub const IN_ACCESS:        u32 = 0x0000_0001;
-pub const IN_MODIFY:        u32 = 0x0000_0002;
-pub const IN_ATTRIB:        u32 = 0x0000_0004;
-pub const IN_CLOSE_WRITE:   u32 = 0x0000_0008;
+pub const IN_ACCESS: u32 = 0x0000_0001;
+pub const IN_MODIFY: u32 = 0x0000_0002;
+pub const IN_ATTRIB: u32 = 0x0000_0004;
+pub const IN_CLOSE_WRITE: u32 = 0x0000_0008;
 pub const IN_CLOSE_NOWRITE: u32 = 0x0000_0010;
-pub const IN_CLOSE:         u32 = (IN_CLOSE_WRITE | IN_CLOSE_NOWRITE);
-pub const IN_OPEN:          u32 = 0x0000_0020;
-pub const IN_MOVED_FROM:    u32 = 0x0000_0040;
-pub const IN_MOVED_TO:      u32 = 0x0000_0080;
-pub const IN_MOVE:          u32 = (IN_MOVED_FROM | IN_MOVED_TO);
-pub const IN_CREATE:        u32 = 0x0000_0100;
-pub const IN_DELETE:        u32 = 0x0000_0200;
-pub const IN_DELETE_SELF:   u32 = 0x0000_0400;
-pub const IN_MOVE_SELF:     u32 = 0x0000_0800;
-pub const IN_UNMOUNT:       u32 = 0x0000_2000;
-pub const IN_Q_OVERFLOW:    u32 = 0x0000_4000;
-pub const IN_IGNORED:       u32 = 0x0000_8000;
-pub const IN_ONLYDIR:       u32 = 0x0100_0000;
-pub const IN_DONT_FOLLOW:   u32 = 0x0200_0000;
+pub const IN_CLOSE: u32 = (IN_CLOSE_WRITE | IN_CLOSE_NOWRITE);
+pub const IN_OPEN: u32 = 0x0000_0020;
+pub const IN_MOVED_FROM: u32 = 0x0000_0040;
+pub const IN_MOVED_TO: u32 = 0x0000_0080;
+pub const IN_MOVE: u32 = (IN_MOVED_FROM | IN_MOVED_TO);
+pub const IN_CREATE: u32 = 0x0000_0100;
+pub const IN_DELETE: u32 = 0x0000_0200;
+pub const IN_DELETE_SELF: u32 = 0x0000_0400;
+pub const IN_MOVE_SELF: u32 = 0x0000_0800;
+pub const IN_UNMOUNT: u32 = 0x0000_2000;
+pub const IN_Q_OVERFLOW: u32 = 0x0000_4000;
+pub const IN_IGNORED: u32 = 0x0000_8000;
+pub const IN_ONLYDIR: u32 = 0x0100_0000;
+pub const IN_DONT_FOLLOW: u32 = 0x0200_0000;
 // pub const IN_EXCL_UNLINK:   u32 = 0x0400_0000;
 
 // pub const IN_MASK_CREATE:   u32 = 0x1000_0000;
 // pub const IN_MASK_ADD:      u32 = 0x2000_0000;
-pub const IN_ISDIR:         u32 = 0x4000_0000;
-pub const IN_ONESHOT:       u32 = 0x8000_0000;
-
-pub const IN_ALL_EVENTS:    u32 = (
-  IN_ACCESS | IN_MODIFY | IN_ATTRIB | IN_CLOSE_WRITE |
-  IN_CLOSE_NOWRITE | IN_OPEN | IN_MOVED_FROM |
-  IN_MOVED_TO | IN_DELETE | IN_CREATE | IN_DELETE_SELF |
-  IN_MOVE_SELF
-);
+pub const IN_ISDIR: u32 = 0x4000_0000;
+pub const IN_ONESHOT: u32 = 0x8000_0000;
+
+pub const IN_ALL_EVENTS: u32 = (IN_ACCESS
+    | IN_MODIFY
+    | IN_ATTRIB
+    | IN_CLOSE_WRITE
+    | IN_CLOSE_NOWRITE
+    | IN_OPEN
+    | IN_MOVED_FROM
+    | IN_MOVED_TO
+    | IN_DELETE
+    | IN_CREATE
+    | IN_DELETE_SELF
+    | IN_MOVE_SELF);
 
 pub const IN_CLOEXEC: ::c_int = O_CLOEXEC;
 pub const IN_NONBLOCK: ::c_int = O_NONBLOCK;
@@ -2280,11 +2406,13 @@ f! {
     }
 }
 
-extern {
-    #[cfg_attr(not(target_env = "musl"),
-               link_name = "__xpg_strerror_r")]
-    pub fn strerror_r(errnum: ::c_int, buf: *mut c_char,
-                      buflen: ::size_t) -> ::c_int;
+extern "C" {
+    #[cfg_attr(not(target_env = "musl"), link_name = "__xpg_strerror_r")]
+    pub fn strerror_r(
+        errnum: ::c_int,
+        buf: *mut c_char,
+        buflen: ::size_t,
+    ) -> ::c_int;
 
     pub fn abs(i: ::c_int) -> ::c_int;
     pub fn atof(s: *const ::c_char) -> ::c_double;
@@ -2297,11 +2425,18 @@ extern {
     pub fn aio_fsync(op: ::c_int, aiocbp: *mut aiocb) -> ::c_int;
     pub fn aio_error(aiocbp: *const aiocb) -> ::c_int;
     pub fn aio_return(aiocbp: *mut aiocb) -> ::ssize_t;
-    pub fn aio_suspend(aiocb_list: *const *const aiocb, nitems: ::c_int,
-                       timeout: *const ::timespec) -> ::c_int;
+    pub fn aio_suspend(
+        aiocb_list: *const *const aiocb,
+        nitems: ::c_int,
+        timeout: *const ::timespec,
+    ) -> ::c_int;
     pub fn aio_cancel(fd: ::c_int, aiocbp: *mut aiocb) -> ::c_int;
-    pub fn lio_listio(mode: ::c_int, aiocb_list: *const *mut aiocb,
-                      nitems: ::c_int, sevp: *mut ::sigevent) -> ::c_int;
+    pub fn lio_listio(
+        mode: ::c_int,
+        aiocb_list: *const *mut aiocb,
+        nitems: ::c_int,
+        sevp: *mut ::sigevent,
+    ) -> ::c_int;
 
     pub fn lutimes(file: *const ::c_char, times: *const ::timeval) -> ::c_int;
 
@@ -2317,206 +2452,358 @@ extern {
 
     pub fn getspnam(__name: *const ::c_char) -> *mut spwd;
 
-    pub fn shm_open(name: *const c_char, oflag: ::c_int,
-                    mode: mode_t) -> ::c_int;
+    pub fn shm_open(
+        name: *const c_char,
+        oflag: ::c_int,
+        mode: mode_t,
+    ) -> ::c_int;
 
     // System V IPC
     pub fn shmget(key: ::key_t, size: ::size_t, shmflg: ::c_int) -> ::c_int;
-    pub fn shmat(shmid: ::c_int,
-                 shmaddr: *const ::c_void,
-                 shmflg: ::c_int) -> *mut ::c_void;
+    pub fn shmat(
+        shmid: ::c_int,
+        shmaddr: *const ::c_void,
+        shmflg: ::c_int,
+    ) -> *mut ::c_void;
     pub fn shmdt(shmaddr: *const ::c_void) -> ::c_int;
-    pub fn shmctl(shmid: ::c_int,
-                  cmd: ::c_int,
-                  buf: *mut ::shmid_ds) -> ::c_int;
+    pub fn shmctl(
+        shmid: ::c_int,
+        cmd: ::c_int,
+        buf: *mut ::shmid_ds,
+    ) -> ::c_int;
     pub fn ftok(pathname: *const ::c_char, proj_id: ::c_int) -> ::key_t;
     pub fn semget(key: ::key_t, nsems: ::c_int, semflag: ::c_int) -> ::c_int;
-    pub fn semop(semid: ::c_int,
-                 sops: *mut ::sembuf, nsops: ::size_t) -> ::c_int;
-    pub fn semctl(semid: ::c_int,
-                  semnum: ::c_int, cmd: ::c_int, ...) -> ::c_int;
-    pub fn msgctl(msqid: ::c_int, cmd: ::c_int, buf: *mut msqid_ds) -> ::c_int;
+    pub fn semop(
+        semid: ::c_int,
+        sops: *mut ::sembuf,
+        nsops: ::size_t,
+    ) -> ::c_int;
+    pub fn semctl(
+        semid: ::c_int,
+        semnum: ::c_int,
+        cmd: ::c_int,
+        ...
+    ) -> ::c_int;
+    pub fn msgctl(msqid: ::c_int, cmd: ::c_int, buf: *mut msqid_ds)
+        -> ::c_int;
     pub fn msgget(key: ::key_t, msgflg: ::c_int) -> ::c_int;
-    pub fn msgrcv(msqid: ::c_int, msgp: *mut ::c_void, msgsz: ::size_t,
-                  msgtyp: ::c_long, msgflg: ::c_int) -> ::ssize_t;
-    pub fn msgsnd(msqid: ::c_int, msgp: *const ::c_void, msgsz: ::size_t,
-                  msgflg: ::c_int) -> ::c_int;
+    pub fn msgrcv(
+        msqid: ::c_int,
+        msgp: *mut ::c_void,
+        msgsz: ::size_t,
+        msgtyp: ::c_long,
+        msgflg: ::c_int,
+    ) -> ::ssize_t;
+    pub fn msgsnd(
+        msqid: ::c_int,
+        msgp: *const ::c_void,
+        msgsz: ::size_t,
+        msgflg: ::c_int,
+    ) -> ::c_int;
 
-    pub fn mprotect(addr: *mut ::c_void, len: ::size_t, prot: ::c_int)
-                    -> ::c_int;
+    pub fn mprotect(
+        addr: *mut ::c_void,
+        len: ::size_t,
+        prot: ::c_int,
+    ) -> ::c_int;
     pub fn __errno_location() -> *mut ::c_int;
 
-    pub fn fopen64(filename: *const c_char,
-                   mode: *const c_char) -> *mut ::FILE;
-    pub fn freopen64(filename: *const c_char, mode: *const c_char,
-                     file: *mut ::FILE) -> *mut ::FILE;
+    pub fn fopen64(
+        filename: *const c_char,
+        mode: *const c_char,
+    ) -> *mut ::FILE;
+    pub fn freopen64(
+        filename: *const c_char,
+        mode: *const c_char,
+        file: *mut ::FILE,
+    ) -> *mut ::FILE;
     pub fn tmpfile64() -> *mut ::FILE;
     pub fn fgetpos64(stream: *mut ::FILE, ptr: *mut fpos64_t) -> ::c_int;
     pub fn fsetpos64(stream: *mut ::FILE, ptr: *const fpos64_t) -> ::c_int;
-    pub fn fseeko64(stream: *mut ::FILE,
-                    offset: ::off64_t,
-                    whence: ::c_int) -> ::c_int;
+    pub fn fseeko64(
+        stream: *mut ::FILE,
+        offset: ::off64_t,
+        whence: ::c_int,
+    ) -> ::c_int;
     pub fn ftello64(stream: *mut ::FILE) -> ::off64_t;
-    pub fn fallocate(fd: ::c_int, mode: ::c_int,
-                     offset: ::off_t, len: ::off_t) -> ::c_int;
-    pub fn fallocate64(fd: ::c_int, mode: ::c_int,
-                       offset: ::off64_t, len: ::off64_t) -> ::c_int;
-    pub fn posix_fallocate(fd: ::c_int, offset: ::off_t,
-                           len: ::off_t) -> ::c_int;
-    pub fn posix_fallocate64(fd: ::c_int, offset: ::off64_t,
-                             len: ::off64_t) -> ::c_int;
-    pub fn readahead(fd: ::c_int, offset: ::off64_t,
-                     count: ::size_t) -> ::ssize_t;
-    pub fn getxattr(path: *const c_char, name: *const c_char,
-                    value: *mut ::c_void, size: ::size_t) -> ::ssize_t;
-    pub fn lgetxattr(path: *const c_char, name: *const c_char,
-                     value: *mut ::c_void, size: ::size_t) -> ::ssize_t;
-    pub fn fgetxattr(filedes: ::c_int, name: *const c_char,
-                     value: *mut ::c_void, size: ::size_t) -> ::ssize_t;
-    pub fn setxattr(path: *const c_char, name: *const c_char,
-                    value: *const ::c_void, size: ::size_t,
-                    flags: ::c_int) -> ::c_int;
-    pub fn lsetxattr(path: *const c_char, name: *const c_char,
-                     value: *const ::c_void, size: ::size_t,
-                     flags: ::c_int) -> ::c_int;
-    pub fn fsetxattr(filedes: ::c_int, name: *const c_char,
-                     value: *const ::c_void, size: ::size_t,
-                     flags: ::c_int) -> ::c_int;
-    pub fn listxattr(path: *const c_char, list: *mut c_char,
-                     size: ::size_t) -> ::ssize_t;
-    pub fn llistxattr(path: *const c_char, list: *mut c_char,
-                      size: ::size_t) -> ::ssize_t;
-    pub fn flistxattr(filedes: ::c_int, list: *mut c_char,
-                      size: ::size_t) -> ::ssize_t;
+    pub fn fallocate(
+        fd: ::c_int,
+        mode: ::c_int,
+        offset: ::off_t,
+        len: ::off_t,
+    ) -> ::c_int;
+    pub fn fallocate64(
+        fd: ::c_int,
+        mode: ::c_int,
+        offset: ::off64_t,
+        len: ::off64_t,
+    ) -> ::c_int;
+    pub fn posix_fallocate(
+        fd: ::c_int,
+        offset: ::off_t,
+        len: ::off_t,
+    ) -> ::c_int;
+    pub fn posix_fallocate64(
+        fd: ::c_int,
+        offset: ::off64_t,
+        len: ::off64_t,
+    ) -> ::c_int;
+    pub fn readahead(
+        fd: ::c_int,
+        offset: ::off64_t,
+        count: ::size_t,
+    ) -> ::ssize_t;
+    pub fn getxattr(
+        path: *const c_char,
+        name: *const c_char,
+        value: *mut ::c_void,
+        size: ::size_t,
+    ) -> ::ssize_t;
+    pub fn lgetxattr(
+        path: *const c_char,
+        name: *const c_char,
+        value: *mut ::c_void,
+        size: ::size_t,
+    ) -> ::ssize_t;
+    pub fn fgetxattr(
+        filedes: ::c_int,
+        name: *const c_char,
+        value: *mut ::c_void,
+        size: ::size_t,
+    ) -> ::ssize_t;
+    pub fn setxattr(
+        path: *const c_char,
+        name: *const c_char,
+        value: *const ::c_void,
+        size: ::size_t,
+        flags: ::c_int,
+    ) -> ::c_int;
+    pub fn lsetxattr(
+        path: *const c_char,
+        name: *const c_char,
+        value: *const ::c_void,
+        size: ::size_t,
+        flags: ::c_int,
+    ) -> ::c_int;
+    pub fn fsetxattr(
+        filedes: ::c_int,
+        name: *const c_char,
+        value: *const ::c_void,
+        size: ::size_t,
+        flags: ::c_int,
+    ) -> ::c_int;
+    pub fn listxattr(
+        path: *const c_char,
+        list: *mut c_char,
+        size: ::size_t,
+    ) -> ::ssize_t;
+    pub fn llistxattr(
+        path: *const c_char,
+        list: *mut c_char,
+        size: ::size_t,
+    ) -> ::ssize_t;
+    pub fn flistxattr(
+        filedes: ::c_int,
+        list: *mut c_char,
+        size: ::size_t,
+    ) -> ::ssize_t;
     pub fn removexattr(path: *const c_char, name: *const c_char) -> ::c_int;
     pub fn lremovexattr(path: *const c_char, name: *const c_char) -> ::c_int;
     pub fn fremovexattr(filedes: ::c_int, name: *const c_char) -> ::c_int;
-    pub fn signalfd(fd: ::c_int,
-                    mask: *const ::sigset_t,
-                    flags: ::c_int) -> ::c_int;
+    pub fn signalfd(
+        fd: ::c_int,
+        mask: *const ::sigset_t,
+        flags: ::c_int,
+    ) -> ::c_int;
     pub fn timerfd_create(clockid: ::c_int, flags: ::c_int) -> ::c_int;
-    pub fn timerfd_gettime(fd: ::c_int,
-                           curr_value: *mut itimerspec) -> ::c_int;
-    pub fn timerfd_settime(fd: ::c_int,
-                           flags: ::c_int,
-                           new_value: *const itimerspec,
-                           old_value: *mut itimerspec) -> ::c_int;
-    pub fn pwritev(fd: ::c_int,
-                   iov: *const ::iovec,
-                   iovcnt: ::c_int,
-                   offset: ::off_t) -> ::ssize_t;
-    pub fn preadv(fd: ::c_int,
-                  iov: *const ::iovec,
-                  iovcnt: ::c_int,
-                  offset: ::off_t) -> ::ssize_t;
-    pub fn quotactl(cmd: ::c_int,
-                    special: *const ::c_char,
-                    id: ::c_int,
-                    data: *mut ::c_char) -> ::c_int;
+    pub fn timerfd_gettime(
+        fd: ::c_int,
+        curr_value: *mut itimerspec,
+    ) -> ::c_int;
+    pub fn timerfd_settime(
+        fd: ::c_int,
+        flags: ::c_int,
+        new_value: *const itimerspec,
+        old_value: *mut itimerspec,
+    ) -> ::c_int;
+    pub fn pwritev(
+        fd: ::c_int,
+        iov: *const ::iovec,
+        iovcnt: ::c_int,
+        offset: ::off_t,
+    ) -> ::ssize_t;
+    pub fn preadv(
+        fd: ::c_int,
+        iov: *const ::iovec,
+        iovcnt: ::c_int,
+        offset: ::off_t,
+    ) -> ::ssize_t;
+    pub fn quotactl(
+        cmd: ::c_int,
+        special: *const ::c_char,
+        id: ::c_int,
+        data: *mut ::c_char,
+    ) -> ::c_int;
     pub fn mq_open(name: *const ::c_char, oflag: ::c_int, ...) -> ::mqd_t;
     pub fn mq_close(mqd: ::mqd_t) -> ::c_int;
     pub fn mq_unlink(name: *const ::c_char) -> ::c_int;
-    pub fn mq_receive(mqd: ::mqd_t,
-                      msg_ptr: *mut ::c_char,
-                      msg_len: ::size_t,
-                      msq_prio: *mut ::c_uint) -> ::ssize_t;
-    pub fn mq_timedreceive(mqd: ::mqd_t,
-                           msg_ptr: *mut ::c_char,
-                           msg_len: ::size_t,
-                           msq_prio: *mut ::c_uint,
-                           abs_timeout: *const ::timespec) -> ::ssize_t;
-    pub fn mq_send(mqd: ::mqd_t,
-                   msg_ptr: *const ::c_char,
-                   msg_len: ::size_t,
-                   msq_prio: ::c_uint) -> ::c_int;
-    pub fn mq_timedsend(mqd: ::mqd_t,
-                        msg_ptr: *const ::c_char,
-                        msg_len: ::size_t,
-                        msq_prio: ::c_uint,
-                        abs_timeout: *const ::timespec) -> ::c_int;
+    pub fn mq_receive(
+        mqd: ::mqd_t,
+        msg_ptr: *mut ::c_char,
+        msg_len: ::size_t,
+        msg_prio: *mut ::c_uint,
+    ) -> ::ssize_t;
+    pub fn mq_timedreceive(
+        mqd: ::mqd_t,
+        msg_ptr: *mut ::c_char,
+        msg_len: ::size_t,
+        msg_prio: *mut ::c_uint,
+        abs_timeout: *const ::timespec,
+    ) -> ::ssize_t;
+    pub fn mq_send(
+        mqd: ::mqd_t,
+        msg_ptr: *const ::c_char,
+        msg_len: ::size_t,
+        msg_prio: ::c_uint,
+    ) -> ::c_int;
+    pub fn mq_timedsend(
+        mqd: ::mqd_t,
+        msg_ptr: *const ::c_char,
+        msg_len: ::size_t,
+        msg_prio: ::c_uint,
+        abs_timeout: *const ::timespec,
+    ) -> ::c_int;
     pub fn mq_getattr(mqd: ::mqd_t, attr: *mut ::mq_attr) -> ::c_int;
-    pub fn mq_setattr(mqd: ::mqd_t,
-                      newattr: *const ::mq_attr,
-                      oldattr: *mut ::mq_attr) -> ::c_int;
-    pub fn epoll_pwait(epfd: ::c_int,
-                       events: *mut ::epoll_event,
-                       maxevents: ::c_int,
-                       timeout: ::c_int,
-                       sigmask: *const ::sigset_t) -> ::c_int;
+    pub fn mq_setattr(
+        mqd: ::mqd_t,
+        newattr: *const ::mq_attr,
+        oldattr: *mut ::mq_attr,
+    ) -> ::c_int;
+    pub fn epoll_pwait(
+        epfd: ::c_int,
+        events: *mut ::epoll_event,
+        maxevents: ::c_int,
+        timeout: ::c_int,
+        sigmask: *const ::sigset_t,
+    ) -> ::c_int;
     pub fn dup3(oldfd: ::c_int, newfd: ::c_int, flags: ::c_int) -> ::c_int;
     pub fn mkostemp(template: *mut ::c_char, flags: ::c_int) -> ::c_int;
-    pub fn mkostemps(template: *mut ::c_char,
-                     suffixlen: ::c_int,
-                     flags: ::c_int) -> ::c_int;
-    pub fn sigtimedwait(set: *const sigset_t,
-                        info: *mut siginfo_t,
-                        timeout: *const ::timespec) -> ::c_int;
-    pub fn sigwaitinfo(set: *const sigset_t,
-                       info: *mut siginfo_t) -> ::c_int;
-    pub fn nl_langinfo_l(item: ::nl_item, locale: ::locale_t) -> *mut ::c_char;
-    pub fn getnameinfo(sa: *const ::sockaddr,
-                       salen: ::socklen_t,
-                       host: *mut ::c_char,
-                       hostlen: ::socklen_t,
-                       serv: *mut ::c_char,
-                       sevlen: ::socklen_t,
-                       flags: ::c_int) -> ::c_int;
-    pub fn pthread_setschedprio(native: ::pthread_t,
-                                priority: ::c_int) -> ::c_int;
+    pub fn mkostemps(
+        template: *mut ::c_char,
+        suffixlen: ::c_int,
+        flags: ::c_int,
+    ) -> ::c_int;
+    pub fn sigtimedwait(
+        set: *const sigset_t,
+        info: *mut siginfo_t,
+        timeout: *const ::timespec,
+    ) -> ::c_int;
+    pub fn sigwaitinfo(set: *const sigset_t, info: *mut siginfo_t) -> ::c_int;
+    pub fn nl_langinfo_l(item: ::nl_item, locale: ::locale_t)
+        -> *mut ::c_char;
+    pub fn getnameinfo(
+        sa: *const ::sockaddr,
+        salen: ::socklen_t,
+        host: *mut ::c_char,
+        hostlen: ::socklen_t,
+        serv: *mut ::c_char,
+        sevlen: ::socklen_t,
+        flags: ::c_int,
+    ) -> ::c_int;
+    pub fn pthread_setschedprio(
+        native: ::pthread_t,
+        priority: ::c_int,
+    ) -> ::c_int;
     pub fn getloadavg(loadavg: *mut ::c_double, nelem: ::c_int) -> ::c_int;
-    pub fn process_vm_readv(pid: ::pid_t,
-                            local_iov: *const ::iovec,
-                            liovcnt: ::c_ulong,
-                            remote_iov: *const ::iovec,
-                            riovcnt: ::c_ulong,
-                            flags: ::c_ulong) -> isize;
-    pub fn process_vm_writev(pid: ::pid_t,
-                             local_iov: *const ::iovec,
-                             liovcnt: ::c_ulong,
-                             remote_iov: *const ::iovec,
-                             riovcnt: ::c_ulong,
-                             flags: ::c_ulong) -> isize;
+    pub fn process_vm_readv(
+        pid: ::pid_t,
+        local_iov: *const ::iovec,
+        liovcnt: ::c_ulong,
+        remote_iov: *const ::iovec,
+        riovcnt: ::c_ulong,
+        flags: ::c_ulong,
+    ) -> isize;
+    pub fn process_vm_writev(
+        pid: ::pid_t,
+        local_iov: *const ::iovec,
+        liovcnt: ::c_ulong,
+        remote_iov: *const ::iovec,
+        riovcnt: ::c_ulong,
+        flags: ::c_ulong,
+    ) -> isize;
     pub fn reboot(how_to: ::c_int) -> ::c_int;
     pub fn setfsgid(gid: ::gid_t) -> ::c_int;
     pub fn setfsuid(uid: ::uid_t) -> ::c_int;
 
     // Not available now on Android
-    pub fn mkfifoat(dirfd: ::c_int, pathname: *const ::c_char,
-                    mode: ::mode_t) -> ::c_int;
+    pub fn mkfifoat(
+        dirfd: ::c_int,
+        pathname: *const ::c_char,
+        mode: ::mode_t,
+    ) -> ::c_int;
     pub fn if_nameindex() -> *mut if_nameindex;
     pub fn if_freenameindex(ptr: *mut if_nameindex);
-    pub fn sync_file_range(fd: ::c_int, offset: ::off64_t,
-                           nbytes: ::off64_t, flags: ::c_uint) -> ::c_int;
-    pub fn mremap(addr: *mut ::c_void,
-                  len: ::size_t,
-                  new_len: ::size_t,
-                  flags: ::c_int,
-                  ...) -> *mut ::c_void;
-
-    pub fn glob(pattern: *const c_char,
-                flags: ::c_int,
-                errfunc: ::Option<extern fn(epath: *const c_char,
-                                          errno: ::c_int) -> ::c_int>,
-                pglob: *mut ::glob_t) -> ::c_int;
+    pub fn sync_file_range(
+        fd: ::c_int,
+        offset: ::off64_t,
+        nbytes: ::off64_t,
+        flags: ::c_uint,
+    ) -> ::c_int;
+    pub fn mremap(
+        addr: *mut ::c_void,
+        len: ::size_t,
+        new_len: ::size_t,
+        flags: ::c_int,
+        ...
+    ) -> *mut ::c_void;
+
+    pub fn glob(
+        pattern: *const c_char,
+        flags: ::c_int,
+        errfunc: ::Option<
+            extern "C" fn(epath: *const c_char, errno: ::c_int) -> ::c_int,
+        >,
+        pglob: *mut ::glob_t,
+    ) -> ::c_int;
     pub fn globfree(pglob: *mut ::glob_t);
 
-    pub fn posix_madvise(addr: *mut ::c_void, len: ::size_t, advice: ::c_int)
-                         -> ::c_int;
+    pub fn posix_madvise(
+        addr: *mut ::c_void,
+        len: ::size_t,
+        advice: ::c_int,
+    ) -> ::c_int;
 
     pub fn shm_unlink(name: *const ::c_char) -> ::c_int;
 
     pub fn seekdir(dirp: *mut ::DIR, loc: ::c_long);
 
     pub fn telldir(dirp: *mut ::DIR) -> ::c_long;
-    pub fn madvise(addr: *mut ::c_void, len: ::size_t, advice: ::c_int)
-                  -> ::c_int;
-
-    pub fn msync(addr: *mut ::c_void, len: ::size_t, flags: ::c_int) -> ::c_int;
-    pub fn remap_file_pages(addr: *mut ::c_void, size: ::size_t, prot: ::c_int,
-                            pgoff: ::size_t, flags: ::c_int) -> ::c_int;
-    pub fn recvfrom(socket: ::c_int, buf: *mut ::c_void, len: ::size_t,
-                    flags: ::c_int, addr: *mut ::sockaddr,
-                    addrlen: *mut ::socklen_t) -> ::ssize_t;
+    pub fn madvise(
+        addr: *mut ::c_void,
+        len: ::size_t,
+        advice: ::c_int,
+    ) -> ::c_int;
+
+    pub fn msync(
+        addr: *mut ::c_void,
+        len: ::size_t,
+        flags: ::c_int,
+    ) -> ::c_int;
+    pub fn remap_file_pages(
+        addr: *mut ::c_void,
+        size: ::size_t,
+        prot: ::c_int,
+        pgoff: ::size_t,
+        flags: ::c_int,
+    ) -> ::c_int;
+    pub fn recvfrom(
+        socket: ::c_int,
+        buf: *mut ::c_void,
+        len: ::size_t,
+        flags: ::c_int,
+        addr: *mut ::sockaddr,
+        addrlen: *mut ::socklen_t,
+    ) -> ::ssize_t;
     pub fn mkstemps(template: *mut ::c_char, suffixlen: ::c_int) -> ::c_int;
     pub fn futimes(fd: ::c_int, times: *const ::timeval) -> ::c_int;
     pub fn nl_langinfo(item: ::nl_item) -> *mut ::c_char;
@@ -2526,119 +2813,174 @@ extern {
     pub fn vhangup() -> ::c_int;
     pub fn sync();
     pub fn syscall(num: ::c_long, ...) -> ::c_long;
-    pub fn sched_getaffinity(pid: ::pid_t,
-                             cpusetsize: ::size_t,
-                             cpuset: *mut cpu_set_t) -> ::c_int;
-    pub fn sched_setaffinity(pid: ::pid_t,
-                             cpusetsize: ::size_t,
-                             cpuset: *const cpu_set_t) -> ::c_int;
+    pub fn sched_getaffinity(
+        pid: ::pid_t,
+        cpusetsize: ::size_t,
+        cpuset: *mut cpu_set_t,
+    ) -> ::c_int;
+    pub fn sched_setaffinity(
+        pid: ::pid_t,
+        cpusetsize: ::size_t,
+        cpuset: *const cpu_set_t,
+    ) -> ::c_int;
     pub fn epoll_create(size: ::c_int) -> ::c_int;
     pub fn epoll_create1(flags: ::c_int) -> ::c_int;
-    pub fn epoll_wait(epfd: ::c_int,
-                      events: *mut ::epoll_event,
-                      maxevents: ::c_int,
-                      timeout: ::c_int) -> ::c_int;
-    pub fn epoll_ctl(epfd: ::c_int,
-                     op: ::c_int,
-                     fd: ::c_int,
-                     event: *mut ::epoll_event) -> ::c_int;
-    pub fn pthread_getschedparam(native: ::pthread_t,
-                                 policy: *mut ::c_int,
-                                 param: *mut ::sched_param) -> ::c_int;
+    pub fn epoll_wait(
+        epfd: ::c_int,
+        events: *mut ::epoll_event,
+        maxevents: ::c_int,
+        timeout: ::c_int,
+    ) -> ::c_int;
+    pub fn epoll_ctl(
+        epfd: ::c_int,
+        op: ::c_int,
+        fd: ::c_int,
+        event: *mut ::epoll_event,
+    ) -> ::c_int;
+    pub fn pthread_getschedparam(
+        native: ::pthread_t,
+        policy: *mut ::c_int,
+        param: *mut ::sched_param,
+    ) -> ::c_int;
     pub fn unshare(flags: ::c_int) -> ::c_int;
     pub fn umount(target: *const ::c_char) -> ::c_int;
     pub fn sched_get_priority_max(policy: ::c_int) -> ::c_int;
-    pub fn tee(fd_in: ::c_int,
-               fd_out: ::c_int,
-               len: ::size_t,
-               flags: ::c_uint) -> ::ssize_t;
-    pub fn settimeofday(tv: *const ::timeval, tz: *const ::timezone) -> ::c_int;
-    pub fn splice(fd_in: ::c_int,
-                  off_in: *mut ::loff_t,
-                  fd_out: ::c_int,
-                  off_out: *mut ::loff_t,
-                  len: ::size_t,
-                  flags: ::c_uint) -> ::ssize_t;
+    pub fn tee(
+        fd_in: ::c_int,
+        fd_out: ::c_int,
+        len: ::size_t,
+        flags: ::c_uint,
+    ) -> ::ssize_t;
+    pub fn settimeofday(
+        tv: *const ::timeval,
+        tz: *const ::timezone,
+    ) -> ::c_int;
+    pub fn splice(
+        fd_in: ::c_int,
+        off_in: *mut ::loff_t,
+        fd_out: ::c_int,
+        off_out: *mut ::loff_t,
+        len: ::size_t,
+        flags: ::c_uint,
+    ) -> ::ssize_t;
     pub fn eventfd(init: ::c_uint, flags: ::c_int) -> ::c_int;
-    pub fn sched_rr_get_interval(pid: ::pid_t, tp: *mut ::timespec) -> ::c_int;
-    pub fn sem_timedwait(sem: *mut sem_t,
-                         abstime: *const ::timespec) -> ::c_int;
-    pub fn sem_getvalue(sem: *mut sem_t,
-                        sval: *mut ::c_int) -> ::c_int;
-    pub fn sched_setparam(pid: ::pid_t, param: *const ::sched_param) -> ::c_int;
+    pub fn sched_rr_get_interval(pid: ::pid_t, tp: *mut ::timespec)
+        -> ::c_int;
+    pub fn sem_timedwait(
+        sem: *mut sem_t,
+        abstime: *const ::timespec,
+    ) -> ::c_int;
+    pub fn sem_getvalue(sem: *mut sem_t, sval: *mut ::c_int) -> ::c_int;
+    pub fn sched_setparam(
+        pid: ::pid_t,
+        param: *const ::sched_param,
+    ) -> ::c_int;
     pub fn setns(fd: ::c_int, nstype: ::c_int) -> ::c_int;
     pub fn swapoff(puath: *const ::c_char) -> ::c_int;
-    pub fn vmsplice(fd: ::c_int,
-                    iov: *const ::iovec,
-                    nr_segs: ::size_t,
-                    flags: ::c_uint) -> ::ssize_t;
-    pub fn mount(src: *const ::c_char,
-                 target: *const ::c_char,
-                 fstype: *const ::c_char,
-                 flags: ::c_ulong,
-                 data: *const ::c_void) -> ::c_int;
+    pub fn vmsplice(
+        fd: ::c_int,
+        iov: *const ::iovec,
+        nr_segs: ::size_t,
+        flags: ::c_uint,
+    ) -> ::ssize_t;
+    pub fn mount(
+        src: *const ::c_char,
+        target: *const ::c_char,
+        fstype: *const ::c_char,
+        flags: ::c_ulong,
+        data: *const ::c_void,
+    ) -> ::c_int;
     pub fn personality(persona: ::c_ulong) -> ::c_int;
     pub fn prctl(option: ::c_int, ...) -> ::c_int;
     pub fn sched_getparam(pid: ::pid_t, param: *mut ::sched_param) -> ::c_int;
-    pub fn ppoll(fds: *mut ::pollfd,
-                 nfds: nfds_t,
-                 timeout: *const ::timespec,
-                 sigmask: *const sigset_t) -> ::c_int;
-    pub fn pthread_mutex_timedlock(lock: *mut pthread_mutex_t,
-                                   abstime: *const ::timespec) -> ::c_int;
-    pub fn clone(cb: extern fn(*mut ::c_void) -> ::c_int,
-                 child_stack: *mut ::c_void,
-                 flags: ::c_int,
-                 arg: *mut ::c_void, ...) -> ::c_int;
+    pub fn ppoll(
+        fds: *mut ::pollfd,
+        nfds: nfds_t,
+        timeout: *const ::timespec,
+        sigmask: *const sigset_t,
+    ) -> ::c_int;
+    pub fn pthread_mutex_timedlock(
+        lock: *mut pthread_mutex_t,
+        abstime: *const ::timespec,
+    ) -> ::c_int;
+    pub fn clone(
+        cb: extern "C" fn(*mut ::c_void) -> ::c_int,
+        child_stack: *mut ::c_void,
+        flags: ::c_int,
+        arg: *mut ::c_void,
+        ...
+    ) -> ::c_int;
     pub fn sched_getscheduler(pid: ::pid_t) -> ::c_int;
-    pub fn clock_nanosleep(clk_id: ::clockid_t,
-                           flags: ::c_int,
-                           rqtp: *const ::timespec,
-                           rmtp:  *mut ::timespec) -> ::c_int;
-    pub fn pthread_attr_getguardsize(attr: *const ::pthread_attr_t,
-                                     guardsize: *mut ::size_t) -> ::c_int;
+    pub fn clock_nanosleep(
+        clk_id: ::clockid_t,
+        flags: ::c_int,
+        rqtp: *const ::timespec,
+        rmtp: *mut ::timespec,
+    ) -> ::c_int;
+    pub fn pthread_attr_getguardsize(
+        attr: *const ::pthread_attr_t,
+        guardsize: *mut ::size_t,
+    ) -> ::c_int;
     pub fn sethostname(name: *const ::c_char, len: ::size_t) -> ::c_int;
     pub fn sched_get_priority_min(policy: ::c_int) -> ::c_int;
-    pub fn pthread_condattr_getpshared(attr: *const pthread_condattr_t,
-                                       pshared: *mut ::c_int) -> ::c_int;
+    pub fn pthread_condattr_getpshared(
+        attr: *const pthread_condattr_t,
+        pshared: *mut ::c_int,
+    ) -> ::c_int;
     pub fn sysinfo(info: *mut ::sysinfo) -> ::c_int;
     pub fn umount2(target: *const ::c_char, flags: ::c_int) -> ::c_int;
-    pub fn pthread_setschedparam(native: ::pthread_t,
-                                 policy: ::c_int,
-                                 param: *const ::sched_param) -> ::c_int;
+    pub fn pthread_setschedparam(
+        native: ::pthread_t,
+        policy: ::c_int,
+        param: *const ::sched_param,
+    ) -> ::c_int;
     pub fn swapon(path: *const ::c_char, swapflags: ::c_int) -> ::c_int;
-    pub fn sched_setscheduler(pid: ::pid_t,
-                              policy: ::c_int,
-                              param: *const ::sched_param) -> ::c_int;
-    pub fn sendfile(out_fd: ::c_int,
-                    in_fd: ::c_int,
-                    offset: *mut off_t,
-                    count: ::size_t) -> ::ssize_t;
+    pub fn sched_setscheduler(
+        pid: ::pid_t,
+        policy: ::c_int,
+        param: *const ::sched_param,
+    ) -> ::c_int;
+    pub fn sendfile(
+        out_fd: ::c_int,
+        in_fd: ::c_int,
+        offset: *mut off_t,
+        count: ::size_t,
+    ) -> ::ssize_t;
     pub fn sigsuspend(mask: *const ::sigset_t) -> ::c_int;
     #[cfg_attr(target_os = "solaris", link_name = "__posix_getgrgid_r")]
-    pub fn getgrgid_r(gid: ::gid_t,
-                      grp: *mut ::group,
-                      buf: *mut ::c_char,
-                      buflen: ::size_t,
-                      result: *mut *mut ::group) -> ::c_int;
-    #[cfg_attr(all(target_os = "macos", target_arch = "x86"),
-               link_name = "sigaltstack$UNIX2003")]
+    pub fn getgrgid_r(
+        gid: ::gid_t,
+        grp: *mut ::group,
+        buf: *mut ::c_char,
+        buflen: ::size_t,
+        result: *mut *mut ::group,
+    ) -> ::c_int;
+    #[cfg_attr(
+        all(target_os = "macos", target_arch = "x86"),
+        link_name = "sigaltstack$UNIX2003"
+    )]
     #[cfg_attr(target_os = "netbsd", link_name = "__sigaltstack14")]
-    pub fn sigaltstack(ss: *const stack_t,
-                       oss: *mut stack_t) -> ::c_int;
+    pub fn sigaltstack(ss: *const stack_t, oss: *mut stack_t) -> ::c_int;
     pub fn sem_close(sem: *mut sem_t) -> ::c_int;
     pub fn getdtablesize() -> ::c_int;
     #[cfg_attr(target_os = "solaris", link_name = "__posix_getgrnam_r")]
-    pub fn getgrnam_r(name: *const ::c_char,
-                      grp: *mut ::group,
-                      buf: *mut ::c_char,
-                      buflen: ::size_t,
-                      result: *mut *mut ::group) -> ::c_int;
+    pub fn getgrnam_r(
+        name: *const ::c_char,
+        grp: *mut ::group,
+        buf: *mut ::c_char,
+        buflen: ::size_t,
+        result: *mut *mut ::group,
+    ) -> ::c_int;
     pub fn initgroups(user: *const ::c_char, group: ::gid_t) -> ::c_int;
-    #[cfg_attr(all(target_os = "macos", target_arch = "x86"),
-               link_name = "pthread_sigmask$UNIX2003")]
-    pub fn pthread_sigmask(how: ::c_int, set: *const sigset_t,
-                           oldset: *mut sigset_t) -> ::c_int;
+    #[cfg_attr(
+        all(target_os = "macos", target_arch = "x86"),
+        link_name = "pthread_sigmask$UNIX2003"
+    )]
+    pub fn pthread_sigmask(
+        how: ::c_int,
+        set: *const sigset_t,
+        oldset: *mut sigset_t,
+    ) -> ::c_int;
     pub fn sem_open(name: *const ::c_char, oflag: ::c_int, ...) -> *mut sem_t;
     pub fn getgrnam(name: *const ::c_char) -> *mut ::group;
     pub fn pthread_cancel(thread: ::pthread_t) -> ::c_int;
@@ -2647,94 +2989,142 @@ extern {
     pub fn daemon(nochdir: ::c_int, noclose: ::c_int) -> ::c_int;
     #[cfg_attr(target_os = "netbsd", link_name = "__getpwnam_r50")]
     #[cfg_attr(target_os = "solaris", link_name = "__posix_getpwnam_r")]
-    pub fn getpwnam_r(name: *const ::c_char,
-                      pwd: *mut passwd,
-                      buf: *mut ::c_char,
-                      buflen: ::size_t,
-                      result: *mut *mut passwd) -> ::c_int;
+    pub fn getpwnam_r(
+        name: *const ::c_char,
+        pwd: *mut passwd,
+        buf: *mut ::c_char,
+        buflen: ::size_t,
+        result: *mut *mut passwd,
+    ) -> ::c_int;
     #[cfg_attr(target_os = "netbsd", link_name = "__getpwuid_r50")]
     #[cfg_attr(target_os = "solaris", link_name = "__posix_getpwuid_r")]
-    pub fn getpwuid_r(uid: ::uid_t,
-                      pwd: *mut passwd,
-                      buf: *mut ::c_char,
-                      buflen: ::size_t,
-                      result: *mut *mut passwd) -> ::c_int;
-    #[cfg_attr(all(target_os = "macos", target_arch ="x86"),
-               link_name = "sigwait$UNIX2003")]
+    pub fn getpwuid_r(
+        uid: ::uid_t,
+        pwd: *mut passwd,
+        buf: *mut ::c_char,
+        buflen: ::size_t,
+        result: *mut *mut passwd,
+    ) -> ::c_int;
+    #[cfg_attr(
+        all(target_os = "macos", target_arch = "x86"),
+        link_name = "sigwait$UNIX2003"
+    )]
     #[cfg_attr(target_os = "solaris", link_name = "__posix_sigwait")]
-    pub fn sigwait(set: *const sigset_t,
-                   sig: *mut ::c_int) -> ::c_int;
-    pub fn pthread_atfork(prepare: ::Option<unsafe extern fn()>,
-                          parent: ::Option<unsafe extern fn()>,
-                          child: ::Option<unsafe extern fn()>) -> ::c_int;
+    pub fn sigwait(set: *const sigset_t, sig: *mut ::c_int) -> ::c_int;
+    pub fn pthread_atfork(
+        prepare: ::Option<unsafe extern "C" fn()>,
+        parent: ::Option<unsafe extern "C" fn()>,
+        child: ::Option<unsafe extern "C" fn()>,
+    ) -> ::c_int;
     pub fn getgrgid(gid: ::gid_t) -> *mut ::group;
-    pub fn getgrouplist(user: *const ::c_char,
-                        group: ::gid_t,
-                        groups: *mut ::gid_t,
-                        ngroups: *mut ::c_int) -> ::c_int;
-    pub fn pthread_mutexattr_getpshared(attr: *const pthread_mutexattr_t,
-                                        pshared: *mut ::c_int) -> ::c_int;
-    #[cfg_attr(all(target_os = "macos", target_arch = "x86"),
-               link_name = "popen$UNIX2003")]
-    pub fn popen(command: *const c_char,
-                 mode: *const c_char) -> *mut ::FILE;
-    pub fn faccessat(dirfd: ::c_int, pathname: *const ::c_char,
-                     mode: ::c_int, flags: ::c_int) -> ::c_int;
-    pub fn pthread_create(native: *mut ::pthread_t,
-                          attr: *const ::pthread_attr_t,
-                          f: extern fn(*mut ::c_void) -> *mut ::c_void,
-                          value: *mut ::c_void) -> ::c_int;
+    pub fn getgrouplist(
+        user: *const ::c_char,
+        group: ::gid_t,
+        groups: *mut ::gid_t,
+        ngroups: *mut ::c_int,
+    ) -> ::c_int;
+    pub fn pthread_mutexattr_getpshared(
+        attr: *const pthread_mutexattr_t,
+        pshared: *mut ::c_int,
+    ) -> ::c_int;
+    #[cfg_attr(
+        all(target_os = "macos", target_arch = "x86"),
+        link_name = "popen$UNIX2003"
+    )]
+    pub fn popen(command: *const c_char, mode: *const c_char) -> *mut ::FILE;
+    pub fn faccessat(
+        dirfd: ::c_int,
+        pathname: *const ::c_char,
+        mode: ::c_int,
+        flags: ::c_int,
+    ) -> ::c_int;
+    pub fn pthread_create(
+        native: *mut ::pthread_t,
+        attr: *const ::pthread_attr_t,
+        f: extern "C" fn(*mut ::c_void) -> *mut ::c_void,
+        value: *mut ::c_void,
+    ) -> ::c_int;
     pub fn dl_iterate_phdr(
-        callback: ::Option<unsafe extern fn(
-            info: *mut ::dl_phdr_info,
-            size: ::size_t,
-            data: *mut ::c_void
-        ) -> ::c_int>,
-        data: *mut ::c_void
+        callback: ::Option<
+            unsafe extern "C" fn(
+                info: *mut ::dl_phdr_info,
+                size: ::size_t,
+                data: *mut ::c_void,
+            ) -> ::c_int,
+        >,
+        data: *mut ::c_void,
     ) -> ::c_int;
 
-    pub fn setmntent(filename: *const ::c_char,
-                     ty: *const ::c_char) -> *mut ::FILE;
+    pub fn setmntent(
+        filename: *const ::c_char,
+        ty: *const ::c_char,
+    ) -> *mut ::FILE;
     pub fn getmntent(stream: *mut ::FILE) -> *mut ::mntent;
     pub fn addmntent(stream: *mut ::FILE, mnt: *const ::mntent) -> ::c_int;
     pub fn endmntent(streamp: *mut ::FILE) -> ::c_int;
-    pub fn hasmntopt(mnt: *const ::mntent,
-                     opt: *const ::c_char) -> *mut ::c_char;
-
-    pub fn posix_spawn(pid: *mut ::pid_t,
-                       path: *const ::c_char,
-                       file_actions: *const ::posix_spawn_file_actions_t,
-                       attrp: *const ::posix_spawnattr_t,
-                       argv: *const *mut ::c_char,
-                       envp: *const *mut ::c_char) -> ::c_int;
-    pub fn posix_spawnp(pid: *mut ::pid_t,
-                       file: *const ::c_char,
-                        file_actions: *const ::posix_spawn_file_actions_t,
-                        attrp: *const ::posix_spawnattr_t,
-                        argv: *const *mut ::c_char,
-                        envp: *const *mut ::c_char) -> ::c_int;
+    pub fn hasmntopt(
+        mnt: *const ::mntent,
+        opt: *const ::c_char,
+    ) -> *mut ::c_char;
+
+    pub fn posix_spawn(
+        pid: *mut ::pid_t,
+        path: *const ::c_char,
+        file_actions: *const ::posix_spawn_file_actions_t,
+        attrp: *const ::posix_spawnattr_t,
+        argv: *const *mut ::c_char,
+        envp: *const *mut ::c_char,
+    ) -> ::c_int;
+    pub fn posix_spawnp(
+        pid: *mut ::pid_t,
+        file: *const ::c_char,
+        file_actions: *const ::posix_spawn_file_actions_t,
+        attrp: *const ::posix_spawnattr_t,
+        argv: *const *mut ::c_char,
+        envp: *const *mut ::c_char,
+    ) -> ::c_int;
     pub fn posix_spawnattr_init(attr: *mut posix_spawnattr_t) -> ::c_int;
     pub fn posix_spawnattr_destroy(attr: *mut posix_spawnattr_t) -> ::c_int;
-    pub fn posix_spawnattr_getsigdefault(attr: *const posix_spawnattr_t,
-                                         default: *mut ::sigset_t) -> ::c_int;
-    pub fn posix_spawnattr_setsigdefault(attr: *mut posix_spawnattr_t,
-                                         default: *const ::sigset_t) -> ::c_int;
-    pub fn posix_spawnattr_getsigmask(attr: *const posix_spawnattr_t,
-                                      default: *mut ::sigset_t) -> ::c_int;
-    pub fn posix_spawnattr_setsigmask(attr: *mut posix_spawnattr_t,
-                                      default: *const ::sigset_t) -> ::c_int;
-    pub fn posix_spawnattr_getflags(attr: *const posix_spawnattr_t,
-                                    flags: *mut ::c_short) -> ::c_int;
-    pub fn posix_spawnattr_setflags(attr: *mut posix_spawnattr_t,
-                                    flags: ::c_short) -> ::c_int;
-    pub fn posix_spawnattr_getpgroup(attr: *const posix_spawnattr_t,
-                                     flags: *mut ::pid_t) -> ::c_int;
-    pub fn posix_spawnattr_setpgroup(attr: *mut posix_spawnattr_t,
-                                     flags: ::pid_t) -> ::c_int;
-    pub fn posix_spawnattr_getschedpolicy(attr: *const posix_spawnattr_t,
-                                          flags: *mut ::c_int) -> ::c_int;
-    pub fn posix_spawnattr_setschedpolicy(attr: *mut posix_spawnattr_t,
-                                          flags: ::c_int) -> ::c_int;
+    pub fn posix_spawnattr_getsigdefault(
+        attr: *const posix_spawnattr_t,
+        default: *mut ::sigset_t,
+    ) -> ::c_int;
+    pub fn posix_spawnattr_setsigdefault(
+        attr: *mut posix_spawnattr_t,
+        default: *const ::sigset_t,
+    ) -> ::c_int;
+    pub fn posix_spawnattr_getsigmask(
+        attr: *const posix_spawnattr_t,
+        default: *mut ::sigset_t,
+    ) -> ::c_int;
+    pub fn posix_spawnattr_setsigmask(
+        attr: *mut posix_spawnattr_t,
+        default: *const ::sigset_t,
+    ) -> ::c_int;
+    pub fn posix_spawnattr_getflags(
+        attr: *const posix_spawnattr_t,
+        flags: *mut ::c_short,
+    ) -> ::c_int;
+    pub fn posix_spawnattr_setflags(
+        attr: *mut posix_spawnattr_t,
+        flags: ::c_short,
+    ) -> ::c_int;
+    pub fn posix_spawnattr_getpgroup(
+        attr: *const posix_spawnattr_t,
+        flags: *mut ::pid_t,
+    ) -> ::c_int;
+    pub fn posix_spawnattr_setpgroup(
+        attr: *mut posix_spawnattr_t,
+        flags: ::pid_t,
+    ) -> ::c_int;
+    pub fn posix_spawnattr_getschedpolicy(
+        attr: *const posix_spawnattr_t,
+        flags: *mut ::c_int,
+    ) -> ::c_int;
+    pub fn posix_spawnattr_setschedpolicy(
+        attr: *mut posix_spawnattr_t,
+        flags: ::c_int,
+    ) -> ::c_int;
     pub fn posix_spawnattr_getschedparam(
         attr: *const posix_spawnattr_t,
         param: *mut ::sched_param,
@@ -2766,17 +3156,20 @@ extern {
         fd: ::c_int,
         newfd: ::c_int,
     ) -> ::c_int;
-    pub fn fread_unlocked(ptr: *mut ::c_void,
+    pub fn fread_unlocked(
+        ptr: *mut ::c_void,
         size: ::size_t,
         nobj: ::size_t,
-        stream: *mut ::FILE
+        stream: *mut ::FILE,
     ) -> ::size_t;
     pub fn inotify_rm_watch(fd: ::c_int, wd: ::c_int) -> ::c_int;
     pub fn inotify_init() -> ::c_int;
     pub fn inotify_init1(flags: ::c_int) -> ::c_int;
-    pub fn inotify_add_watch(fd: ::c_int,
-                             path: *const ::c_char,
-                             mask: u32) -> ::c_int;
+    pub fn inotify_add_watch(
+        fd: ::c_int,
+        path: *const ::c_char,
+        mask: u32,
+    ) -> ::c_int;
 }
 
 cfg_if! {
diff --git a/libc/src/unix/linux_like/linux/musl/b32/arm/align.rs b/libc/src/unix/linux_like/linux/musl/b32/arm/align.rs
new file mode 100644
index 0000000..aedbf7a
--- /dev/null
+++ b/libc/src/unix/linux_like/linux/musl/b32/arm/align.rs
@@ -0,0 +1,7 @@
+s_no_extra_traits! {
+    #[allow(missing_debug_implementations)]
+    #[repr(align(8))]
+    pub struct max_align_t {
+        priv_: (i64, i64)
+    }
+}
diff --git a/libc/src/unix/linux_like/linux/musl/b32/arm.rs b/libc/src/unix/linux_like/linux/musl/b32/arm/mod.rs
index 3d6e001..ff23688 100644
--- a/libc/src/unix/linux_like/linux/musl/b32/arm.rs
+++ b/libc/src/unix/linux_like/linux/musl/b32/arm/mod.rs
@@ -179,12 +179,12 @@ pub const CBAUD: ::tcflag_t = 0o0010017;
 pub const TAB1: ::c_int = 0x00000800;
 pub const TAB2: ::c_int = 0x00001000;
 pub const TAB3: ::c_int = 0x00001800;
-pub const CR1: ::c_int  = 0x00000200;
-pub const CR2: ::c_int  = 0x00000400;
-pub const CR3: ::c_int  = 0x00000600;
-pub const FF1: ::c_int  = 0x00008000;
-pub const BS1: ::c_int  = 0x00002000;
-pub const VT1: ::c_int  = 0x00004000;
+pub const CR1: ::c_int = 0x00000200;
+pub const CR2: ::c_int = 0x00000400;
+pub const CR3: ::c_int = 0x00000600;
+pub const FF1: ::c_int = 0x00008000;
+pub const BS1: ::c_int = 0x00002000;
+pub const VT1: ::c_int = 0x00004000;
 pub const VWERASE: usize = 14;
 pub const VREPRINT: usize = 12;
 pub const VSUSP: usize = 10;
@@ -218,14 +218,14 @@ pub const NOFLSH: ::tcflag_t = 0x00000080;
 pub const CIBAUD: ::tcflag_t = 0o02003600000;
 pub const CBAUDEX: ::tcflag_t = 0o010000;
 pub const VSWTC: usize = 7;
-pub const OLCUC:  ::tcflag_t = 0o000002;
-pub const NLDLY:  ::tcflag_t = 0o000400;
-pub const CRDLY:  ::tcflag_t = 0o003000;
+pub const OLCUC: ::tcflag_t = 0o000002;
+pub const NLDLY: ::tcflag_t = 0o000400;
+pub const CRDLY: ::tcflag_t = 0o003000;
 pub const TABDLY: ::tcflag_t = 0o014000;
-pub const BSDLY:  ::tcflag_t = 0o020000;
-pub const FFDLY:  ::tcflag_t = 0o100000;
-pub const VTDLY:  ::tcflag_t = 0o040000;
-pub const XTABS:  ::tcflag_t = 0o014000;
+pub const BSDLY: ::tcflag_t = 0o020000;
+pub const FFDLY: ::tcflag_t = 0o100000;
+pub const VTDLY: ::tcflag_t = 0o040000;
+pub const XTABS: ::tcflag_t = 0o014000;
 pub const B57600: ::speed_t = 0o010001;
 pub const B115200: ::speed_t = 0o010002;
 pub const B230400: ::speed_t = 0o010003;
@@ -827,11 +827,19 @@ pub const SYS_pwritev2: ::c_long = 393;
 pub const SYS_pkey_mprotect: ::c_long = 394;
 pub const SYS_pkey_alloc: ::c_long = 395;
 pub const SYS_pkey_free: ::c_long = 396;
+pub const SYS_statx: ::c_long = 397;
 
-extern {
+extern "C" {
     pub fn getrandom(
         buf: *mut ::c_void,
         buflen: ::size_t,
         flags: ::c_uint,
     ) -> ::ssize_t;
 }
+
+cfg_if! {
+    if #[cfg(libc_align)] {
+        mod align;
+        pub use self::align::*;
+    }
+}
diff --git a/libc/src/unix/linux_like/linux/musl/b32/hexagon.rs b/libc/src/unix/linux_like/linux/musl/b32/hexagon.rs
index c866692..2340695 100644
--- a/libc/src/unix/linux_like/linux/musl/b32/hexagon.rs
+++ b/libc/src/unix/linux_like/linux/musl/b32/hexagon.rs
@@ -288,6 +288,7 @@ pub const RLIMIT_MEMLOCK: ::c_int = 8;
 pub const RLIMIT_NOFILE: ::c_int = 7;
 pub const RLIMIT_NPROC: ::c_int = 6;
 pub const RLIMIT_RSS: ::c_int = 5;
+#[deprecated(since = "0.2.64", note = "Not stable across OS versions")]
 pub const RLIM_NLIMITS: ::c_int = 16;
 pub const SA_ONSTACK: ::c_int = 0x08000000;
 pub const SA_SIGINFO: ::c_int = 0x00000004;
@@ -709,6 +710,7 @@ pub const SYS_wait4: ::c_int = 260;
 pub const SYS_waitid: ::c_int = 95;
 pub const SYS_write: ::c_int = 64;
 pub const SYS_writev: ::c_int = 66;
+pub const SYS_statx: ::c_int = 291;
 pub const TCFLSH: ::c_int = 21515;
 pub const TCGETA: ::c_int = 21509;
 pub const TCGETS: ::c_int = 21505;
diff --git a/libc/src/unix/linux_like/linux/musl/b32/mips/align.rs b/libc/src/unix/linux_like/linux/musl/b32/mips/align.rs
new file mode 100644
index 0000000..8c228eb
--- /dev/null
+++ b/libc/src/unix/linux_like/linux/musl/b32/mips/align.rs
@@ -0,0 +1,7 @@
+s_no_extra_traits! {
+    #[allow(missing_debug_implementations)]
+    #[repr(align(8))]
+    pub struct max_align_t {
+        priv_: [f32; 4]
+    }
+}
diff --git a/libc/src/unix/linux_like/linux/musl/b32/mips.rs b/libc/src/unix/linux_like/linux/musl/b32/mips/mod.rs
index 8da21ca..be11341 100644
--- a/libc/src/unix/linux_like/linux/musl/b32/mips.rs
+++ b/libc/src/unix/linux_like/linux/musl/b32/mips/mod.rs
@@ -189,12 +189,12 @@ pub const CBAUD: ::tcflag_t = 0o0010017;
 pub const TAB1: ::c_int = 0x00000800;
 pub const TAB2: ::c_int = 0x00001000;
 pub const TAB3: ::c_int = 0x00001800;
-pub const CR1: ::c_int  = 0x00000200;
-pub const CR2: ::c_int  = 0x00000400;
-pub const CR3: ::c_int  = 0x00000600;
-pub const FF1: ::c_int  = 0x00008000;
-pub const BS1: ::c_int  = 0x00002000;
-pub const VT1: ::c_int  = 0x00004000;
+pub const CR1: ::c_int = 0x00000200;
+pub const CR2: ::c_int = 0x00000400;
+pub const CR3: ::c_int = 0x00000600;
+pub const FF1: ::c_int = 0x00008000;
+pub const BS1: ::c_int = 0x00002000;
+pub const VT1: ::c_int = 0x00004000;
 pub const VWERASE: usize = 14;
 pub const VREPRINT: usize = 12;
 pub const VSUSP: usize = 10;
@@ -228,14 +228,14 @@ pub const NOFLSH: ::tcflag_t = 0x00000080;
 pub const CIBAUD: ::tcflag_t = 0o02003600000;
 pub const CBAUDEX: ::tcflag_t = 0o010000;
 pub const VSWTC: usize = 7;
-pub const OLCUC:  ::tcflag_t = 0o000002;
-pub const NLDLY:  ::tcflag_t = 0o000400;
-pub const CRDLY:  ::tcflag_t = 0o003000;
+pub const OLCUC: ::tcflag_t = 0o000002;
+pub const NLDLY: ::tcflag_t = 0o000400;
+pub const CRDLY: ::tcflag_t = 0o003000;
 pub const TABDLY: ::tcflag_t = 0o014000;
-pub const BSDLY:  ::tcflag_t = 0o020000;
-pub const FFDLY:  ::tcflag_t = 0o100000;
-pub const VTDLY:  ::tcflag_t = 0o040000;
-pub const XTABS:  ::tcflag_t = 0o014000;
+pub const BSDLY: ::tcflag_t = 0o020000;
+pub const FFDLY: ::tcflag_t = 0o100000;
+pub const VTDLY: ::tcflag_t = 0o040000;
+pub const XTABS: ::tcflag_t = 0o014000;
 pub const B57600: ::speed_t = 0o010001;
 pub const B115200: ::speed_t = 0o010002;
 pub const B230400: ::speed_t = 0o010003;
@@ -496,91 +496,91 @@ pub const SYS_close: ::c_long = 4000 + 6;
 pub const SYS_waitpid: ::c_long = 4000 + 7;
 pub const SYS_creat: ::c_long = 4000 + 8;
 pub const SYS_link: ::c_long = 4000 + 9;
-pub const SYS_unlink: ::c_long = 4000 +  10;
-pub const SYS_execve: ::c_long = 4000 +  11;
-pub const SYS_chdir: ::c_long = 4000 +  12;
-pub const SYS_time: ::c_long = 4000 +  13;
-pub const SYS_mknod: ::c_long = 4000 +  14;
-pub const SYS_chmod: ::c_long = 4000 +  15;
-pub const SYS_lchown: ::c_long = 4000 +  16;
-pub const SYS_break: ::c_long = 4000 +  17;
-pub const SYS_lseek: ::c_long = 4000 +  19;
-pub const SYS_getpid: ::c_long = 4000 +  20;
-pub const SYS_mount: ::c_long = 4000 +  21;
-pub const SYS_umount: ::c_long = 4000 +  22;
-pub const SYS_setuid: ::c_long = 4000 +  23;
-pub const SYS_getuid: ::c_long = 4000 +  24;
-pub const SYS_stime: ::c_long = 4000 +  25;
-pub const SYS_ptrace: ::c_long = 4000 +  26;
-pub const SYS_alarm: ::c_long = 4000 +  27;
-pub const SYS_pause: ::c_long = 4000 +  29;
-pub const SYS_utime: ::c_long = 4000 +  30;
-pub const SYS_stty: ::c_long = 4000 +  31;
-pub const SYS_gtty: ::c_long = 4000 +  32;
-pub const SYS_access: ::c_long = 4000 +  33;
-pub const SYS_nice: ::c_long = 4000 +  34;
-pub const SYS_ftime: ::c_long = 4000 +  35;
-pub const SYS_sync: ::c_long = 4000 +  36;
-pub const SYS_kill: ::c_long = 4000 +  37;
-pub const SYS_rename: ::c_long = 4000 +  38;
-pub const SYS_mkdir: ::c_long = 4000 +  39;
-pub const SYS_rmdir: ::c_long = 4000 +  40;
-pub const SYS_dup: ::c_long = 4000 +  41;
-pub const SYS_pipe: ::c_long = 4000 +  42;
-pub const SYS_times: ::c_long = 4000 +  43;
-pub const SYS_prof: ::c_long = 4000 +  44;
-pub const SYS_brk: ::c_long = 4000 +  45;
-pub const SYS_setgid: ::c_long = 4000 +  46;
-pub const SYS_getgid: ::c_long = 4000 +  47;
-pub const SYS_signal: ::c_long = 4000 +  48;
-pub const SYS_geteuid: ::c_long = 4000 +  49;
-pub const SYS_getegid: ::c_long = 4000 +  50;
-pub const SYS_acct: ::c_long = 4000 +  51;
-pub const SYS_umount2: ::c_long = 4000 +  52;
-pub const SYS_lock: ::c_long = 4000 +  53;
-pub const SYS_ioctl: ::c_long = 4000 +  54;
-pub const SYS_fcntl: ::c_long = 4000 +  55;
-pub const SYS_mpx: ::c_long = 4000 +  56;
-pub const SYS_setpgid: ::c_long = 4000 +  57;
-pub const SYS_ulimit: ::c_long = 4000 +  58;
-pub const SYS_umask: ::c_long = 4000 +  60;
-pub const SYS_chroot: ::c_long = 4000 +  61;
-pub const SYS_ustat: ::c_long = 4000 +  62;
-pub const SYS_dup2: ::c_long = 4000 +  63;
-pub const SYS_getppid: ::c_long = 4000 +  64;
-pub const SYS_getpgrp: ::c_long = 4000 +  65;
-pub const SYS_setsid: ::c_long = 4000 +  66;
-pub const SYS_sigaction: ::c_long = 4000 +  67;
-pub const SYS_sgetmask: ::c_long = 4000 +  68;
-pub const SYS_ssetmask: ::c_long = 4000 +  69;
-pub const SYS_setreuid: ::c_long = 4000 +  70;
-pub const SYS_setregid: ::c_long = 4000 +  71;
-pub const SYS_sigsuspend: ::c_long = 4000 +  72;
-pub const SYS_sigpending: ::c_long = 4000 +  73;
-pub const SYS_sethostname: ::c_long = 4000 +  74;
-pub const SYS_setrlimit: ::c_long = 4000 +  75;
-pub const SYS_getrlimit: ::c_long = 4000 +  76;
-pub const SYS_getrusage: ::c_long = 4000 +  77;
-pub const SYS_gettimeofday: ::c_long = 4000 +  78;
-pub const SYS_settimeofday: ::c_long = 4000 +  79;
-pub const SYS_getgroups: ::c_long = 4000 +  80;
-pub const SYS_setgroups: ::c_long = 4000 +  81;
-pub const SYS_symlink: ::c_long = 4000 +  83;
-pub const SYS_readlink: ::c_long = 4000 +  85;
-pub const SYS_uselib: ::c_long = 4000 +  86;
-pub const SYS_swapon: ::c_long = 4000 +  87;
-pub const SYS_reboot: ::c_long = 4000 +  88;
-pub const SYS_readdir: ::c_long = 4000 +  89;
-pub const SYS_mmap: ::c_long = 4000 +  90;
-pub const SYS_munmap: ::c_long = 4000 +  91;
-pub const SYS_truncate: ::c_long = 4000 +  92;
-pub const SYS_ftruncate: ::c_long = 4000 +  93;
-pub const SYS_fchmod: ::c_long = 4000 +  94;
-pub const SYS_fchown: ::c_long = 4000 +  95;
-pub const SYS_getpriority: ::c_long = 4000 +  96;
-pub const SYS_setpriority: ::c_long = 4000 +  97;
-pub const SYS_profil: ::c_long = 4000 +  98;
-pub const SYS_statfs: ::c_long = 4000 +  99;
+pub const SYS_unlink: ::c_long = 4000 + 10;
+pub const SYS_execve: ::c_long = 4000 + 11;
+pub const SYS_chdir: ::c_long = 4000 + 12;
+pub const SYS_time: ::c_long = 4000 + 13;
+pub const SYS_mknod: ::c_long = 4000 + 14;
+pub const SYS_chmod: ::c_long = 4000 + 15;
+pub const SYS_lchown: ::c_long = 4000 + 16;
+pub const SYS_break: ::c_long = 4000 + 17;
+pub const SYS_lseek: ::c_long = 4000 + 19;
+pub const SYS_getpid: ::c_long = 4000 + 20;
+pub const SYS_mount: ::c_long = 4000 + 21;
+pub const SYS_umount: ::c_long = 4000 + 22;
+pub const SYS_setuid: ::c_long = 4000 + 23;
+pub const SYS_getuid: ::c_long = 4000 + 24;
+pub const SYS_stime: ::c_long = 4000 + 25;
+pub const SYS_ptrace: ::c_long = 4000 + 26;
+pub const SYS_alarm: ::c_long = 4000 + 27;
+pub const SYS_pause: ::c_long = 4000 + 29;
+pub const SYS_utime: ::c_long = 4000 + 30;
+pub const SYS_stty: ::c_long = 4000 + 31;
+pub const SYS_gtty: ::c_long = 4000 + 32;
+pub const SYS_access: ::c_long = 4000 + 33;
+pub const SYS_nice: ::c_long = 4000 + 34;
+pub const SYS_ftime: ::c_long = 4000 + 35;
+pub const SYS_sync: ::c_long = 4000 + 36;
+pub const SYS_kill: ::c_long = 4000 + 37;
+pub const SYS_rename: ::c_long = 4000 + 38;
+pub const SYS_mkdir: ::c_long = 4000 + 39;
+pub const SYS_rmdir: ::c_long = 4000 + 40;
+pub const SYS_dup: ::c_long = 4000 + 41;
+pub const SYS_pipe: ::c_long = 4000 + 42;
+pub const SYS_times: ::c_long = 4000 + 43;
+pub const SYS_prof: ::c_long = 4000 + 44;
+pub const SYS_brk: ::c_long = 4000 + 45;
+pub const SYS_setgid: ::c_long = 4000 + 46;
+pub const SYS_getgid: ::c_long = 4000 + 47;
+pub const SYS_signal: ::c_long = 4000 + 48;
+pub const SYS_geteuid: ::c_long = 4000 + 49;
+pub const SYS_getegid: ::c_long = 4000 + 50;
+pub const SYS_acct: ::c_long = 4000 + 51;
+pub const SYS_umount2: ::c_long = 4000 + 52;
+pub const SYS_lock: ::c_long = 4000 + 53;
+pub const SYS_ioctl: ::c_long = 4000 + 54;
+pub const SYS_fcntl: ::c_long = 4000 + 55;
+pub const SYS_mpx: ::c_long = 4000 + 56;
+pub const SYS_setpgid: ::c_long = 4000 + 57;
+pub const SYS_ulimit: ::c_long = 4000 + 58;
+pub const SYS_umask: ::c_long = 4000 + 60;
+pub const SYS_chroot: ::c_long = 4000 + 61;
+pub const SYS_ustat: ::c_long = 4000 + 62;
+pub const SYS_dup2: ::c_long = 4000 + 63;
+pub const SYS_getppid: ::c_long = 4000 + 64;
+pub const SYS_getpgrp: ::c_long = 4000 + 65;
+pub const SYS_setsid: ::c_long = 4000 + 66;
+pub const SYS_sigaction: ::c_long = 4000 + 67;
+pub const SYS_sgetmask: ::c_long = 4000 + 68;
+pub const SYS_ssetmask: ::c_long = 4000 + 69;
+pub const SYS_setreuid: ::c_long = 4000 + 70;
+pub const SYS_setregid: ::c_long = 4000 + 71;
+pub const SYS_sigsuspend: ::c_long = 4000 + 72;
+pub const SYS_sigpending: ::c_long = 4000 + 73;
+pub const SYS_sethostname: ::c_long = 4000 + 74;
+pub const SYS_setrlimit: ::c_long = 4000 + 75;
+pub const SYS_getrlimit: ::c_long = 4000 + 76;
+pub const SYS_getrusage: ::c_long = 4000 + 77;
+pub const SYS_gettimeofday: ::c_long = 4000 + 78;
+pub const SYS_settimeofday: ::c_long = 4000 + 79;
+pub const SYS_getgroups: ::c_long = 4000 + 80;
+pub const SYS_setgroups: ::c_long = 4000 + 81;
+pub const SYS_symlink: ::c_long = 4000 + 83;
+pub const SYS_readlink: ::c_long = 4000 + 85;
+pub const SYS_uselib: ::c_long = 4000 + 86;
+pub const SYS_swapon: ::c_long = 4000 + 87;
+pub const SYS_reboot: ::c_long = 4000 + 88;
+pub const SYS_readdir: ::c_long = 4000 + 89;
+pub const SYS_mmap: ::c_long = 4000 + 90;
+pub const SYS_munmap: ::c_long = 4000 + 91;
+pub const SYS_truncate: ::c_long = 4000 + 92;
+pub const SYS_ftruncate: ::c_long = 4000 + 93;
+pub const SYS_fchmod: ::c_long = 4000 + 94;
+pub const SYS_fchown: ::c_long = 4000 + 95;
+pub const SYS_getpriority: ::c_long = 4000 + 96;
+pub const SYS_setpriority: ::c_long = 4000 + 97;
+pub const SYS_profil: ::c_long = 4000 + 98;
+pub const SYS_statfs: ::c_long = 4000 + 99;
 pub const SYS_fstatfs: ::c_long = 4000 + 100;
 pub const SYS_ioperm: ::c_long = 4000 + 101;
 pub const SYS_socketcall: ::c_long = 4000 + 102;
@@ -836,3 +836,14 @@ pub const SYS_mlock2: ::c_long = 4000 + 359;
 pub const SYS_copy_file_range: ::c_long = 4000 + 360;
 pub const SYS_preadv2: ::c_long = 4000 + 361;
 pub const SYS_pwritev2: ::c_long = 4000 + 362;
+pub const SYS_pkey_mprotect: ::c_long = 4000 + 363;
+pub const SYS_pkey_alloc: ::c_long = 4000 + 364;
+pub const SYS_pkey_free: ::c_long = 4000 + 365;
+pub const SYS_statx: ::c_long = 4000 + 366;
+
+cfg_if! {
+    if #[cfg(libc_align)] {
+        mod align;
+        pub use self::align::*;
+    }
+}
diff --git a/libc/src/unix/linux_like/linux/musl/b32/mod.rs b/libc/src/unix/linux_like/linux/musl/b32/mod.rs
index 0de2325..7cf6da9 100644
--- a/libc/src/unix/linux_like/linux/musl/b32/mod.rs
+++ b/libc/src/unix/linux_like/linux/musl/b32/mod.rs
@@ -39,7 +39,7 @@ pub const __SIZEOF_PTHREAD_MUTEX_T: usize = 24;
 
 pub const TIOCINQ: ::c_int = ::FIONREAD;
 
-extern {
+extern "C" {
     pub fn ioctl(fd: ::c_int, request: ::c_int, ...) -> ::c_int;
 }
 
diff --git a/libc/src/unix/linux_like/linux/musl/b32/powerpc.rs b/libc/src/unix/linux_like/linux/musl/b32/powerpc.rs
index 76f23dd..6181b1c 100644
--- a/libc/src/unix/linux_like/linux/musl/b32/powerpc.rs
+++ b/libc/src/unix/linux_like/linux/musl/b32/powerpc.rs
@@ -182,12 +182,12 @@ pub const CBAUD: ::tcflag_t = 0o0000377;
 pub const TAB1: ::c_int = 0x00000400;
 pub const TAB2: ::c_int = 0x00000800;
 pub const TAB3: ::c_int = 0x00000C00;
-pub const CR1: ::c_int  = 0x00001000;
-pub const CR2: ::c_int  = 0x00002000;
-pub const CR3: ::c_int  = 0x00003000;
-pub const FF1: ::c_int  = 0x00004000;
-pub const BS1: ::c_int  = 0x00008000;
-pub const VT1: ::c_int  = 0x00010000;
+pub const CR1: ::c_int = 0x00001000;
+pub const CR2: ::c_int = 0x00002000;
+pub const CR3: ::c_int = 0x00003000;
+pub const FF1: ::c_int = 0x00004000;
+pub const BS1: ::c_int = 0x00008000;
+pub const VT1: ::c_int = 0x00010000;
 pub const VWERASE: usize = 10;
 pub const VREPRINT: usize = 11;
 pub const VSUSP: usize = 12;
@@ -221,14 +221,14 @@ pub const NOFLSH: ::tcflag_t = 0x80000000;
 pub const CIBAUD: ::tcflag_t = 0o00077600000;
 pub const CBAUDEX: ::tcflag_t = 0o000020;
 pub const VSWTC: usize = 9;
-pub const OLCUC:  ::tcflag_t = 0o000004;
-pub const NLDLY:  ::tcflag_t = 0o001400;
-pub const CRDLY:  ::tcflag_t = 0o030000;
+pub const OLCUC: ::tcflag_t = 0o000004;
+pub const NLDLY: ::tcflag_t = 0o001400;
+pub const CRDLY: ::tcflag_t = 0o030000;
 pub const TABDLY: ::tcflag_t = 0o006000;
-pub const BSDLY:  ::tcflag_t = 0o100000;
-pub const FFDLY:  ::tcflag_t = 0o040000;
-pub const VTDLY:  ::tcflag_t = 0o200000;
-pub const XTABS:  ::tcflag_t = 0o006000;
+pub const BSDLY: ::tcflag_t = 0o100000;
+pub const FFDLY: ::tcflag_t = 0o040000;
+pub const VTDLY: ::tcflag_t = 0o200000;
+pub const XTABS: ::tcflag_t = 0o006000;
 pub const B57600: ::speed_t = 0o000020;
 pub const B115200: ::speed_t = 0o000021;
 pub const B230400: ::speed_t = 0o000022;
@@ -854,7 +854,7 @@ pub const SYS_pkey_alloc: ::c_long = 384;
 pub const SYS_pkey_free: ::c_long = 385;
 pub const SYS_pkey_mprotect: ::c_long = 386;
 
-extern {
+extern "C" {
     pub fn getrandom(
         buf: *mut ::c_void,
         buflen: ::size_t,
diff --git a/libc/src/unix/linux_like/linux/musl/b32/x86/align.rs b/libc/src/unix/linux_like/linux/musl/b32/x86/align.rs
new file mode 100644
index 0000000..7954417
--- /dev/null
+++ b/libc/src/unix/linux_like/linux/musl/b32/x86/align.rs
@@ -0,0 +1,7 @@
+s_no_extra_traits! {
+    #[allow(missing_debug_implementations)]
+    #[repr(align(8))]
+    pub struct max_align_t {
+        priv_: [f64; 3]
+    }
+}
diff --git a/libc/src/unix/linux_like/linux/musl/b32/x86.rs b/libc/src/unix/linux_like/linux/musl/b32/x86/mod.rs
index 91c5945..fcd8ae4 100644
--- a/libc/src/unix/linux_like/linux/musl/b32/x86.rs
+++ b/libc/src/unix/linux_like/linux/musl/b32/x86/mod.rs
@@ -156,7 +156,7 @@ s! {
     }
 }
 
-s_no_extra_traits!{
+s_no_extra_traits! {
     pub struct ucontext_t {
         pub uc_flags: ::c_ulong,
         pub uc_link: *mut ucontext_t,
@@ -239,12 +239,12 @@ pub const CBAUD: ::tcflag_t = 0o0010017;
 pub const TAB1: ::c_int = 0x00000800;
 pub const TAB2: ::c_int = 0x00001000;
 pub const TAB3: ::c_int = 0x00001800;
-pub const CR1: ::c_int  = 0x00000200;
-pub const CR2: ::c_int  = 0x00000400;
-pub const CR3: ::c_int  = 0x00000600;
-pub const FF1: ::c_int  = 0x00008000;
-pub const BS1: ::c_int  = 0x00002000;
-pub const VT1: ::c_int  = 0x00004000;
+pub const CR1: ::c_int = 0x00000200;
+pub const CR2: ::c_int = 0x00000400;
+pub const CR3: ::c_int = 0x00000600;
+pub const FF1: ::c_int = 0x00008000;
+pub const BS1: ::c_int = 0x00002000;
+pub const VT1: ::c_int = 0x00004000;
 pub const VWERASE: usize = 14;
 pub const VREPRINT: usize = 12;
 pub const VSUSP: usize = 10;
@@ -278,14 +278,14 @@ pub const NOFLSH: ::tcflag_t = 0x00000080;
 pub const CIBAUD: ::tcflag_t = 0o02003600000;
 pub const CBAUDEX: ::tcflag_t = 0o010000;
 pub const VSWTC: usize = 7;
-pub const OLCUC:  ::tcflag_t = 0o000002;
-pub const NLDLY:  ::tcflag_t = 0o000400;
-pub const CRDLY:  ::tcflag_t = 0o003000;
+pub const OLCUC: ::tcflag_t = 0o000002;
+pub const NLDLY: ::tcflag_t = 0o000400;
+pub const CRDLY: ::tcflag_t = 0o003000;
 pub const TABDLY: ::tcflag_t = 0o014000;
-pub const BSDLY:  ::tcflag_t = 0o020000;
-pub const FFDLY:  ::tcflag_t = 0o100000;
-pub const VTDLY:  ::tcflag_t = 0o040000;
-pub const XTABS:  ::tcflag_t = 0o014000;
+pub const BSDLY: ::tcflag_t = 0o020000;
+pub const FFDLY: ::tcflag_t = 0o100000;
+pub const VTDLY: ::tcflag_t = 0o040000;
+pub const XTABS: ::tcflag_t = 0o014000;
 pub const B57600: ::speed_t = 0o010001;
 pub const B115200: ::speed_t = 0o010002;
 pub const B230400: ::speed_t = 0o010003;
@@ -914,8 +914,10 @@ pub const SYS_mlock2: ::c_long = 376;
 pub const SYS_copy_file_range: ::c_long = 377;
 pub const SYS_preadv2: ::c_long = 378;
 pub const SYS_pwritev2: ::c_long = 379;
-// FIXME syscalls 380-382 have been added in musl 1.16
-// See discussion https://github.com/rust-lang/libc/pull/699
+pub const SYS_pkey_mprotect: ::c_long = 380;
+pub const SYS_pkey_alloc: ::c_long = 381;
+pub const SYS_pkey_free: ::c_long = 382;
+pub const SYS_statx: ::c_long = 383;
 
 // offsets in user_regs_structs, from sys/reg.h
 pub const EBX: ::c_int = 0;
@@ -936,10 +938,17 @@ pub const EFL: ::c_int = 14;
 pub const UESP: ::c_int = 15;
 pub const SS: ::c_int = 16;
 
-extern {
+extern "C" {
     pub fn getrandom(
         buf: *mut ::c_void,
         buflen: ::size_t,
         flags: ::c_uint,
     ) -> ::ssize_t;
 }
+
+cfg_if! {
+    if #[cfg(libc_align)] {
+        mod align;
+        pub use self::align::*;
+    }
+}
diff --git a/libc/src/unix/linux_like/linux/musl/b64/aarch64/align.rs b/libc/src/unix/linux_like/linux/musl/b64/aarch64/align.rs
new file mode 100644
index 0000000..8e94996
--- /dev/null
+++ b/libc/src/unix/linux_like/linux/musl/b64/aarch64/align.rs
@@ -0,0 +1,7 @@
+s_no_extra_traits! {
+    #[allow(missing_debug_implementations)]
+    #[repr(align(16))]
+    pub struct max_align_t {
+        priv_: [f32; 8]
+    }
+}
diff --git a/libc/src/unix/linux_like/linux/musl/b64/aarch64.rs b/libc/src/unix/linux_like/linux/musl/b64/aarch64/mod.rs
index 14405a5..876ff3c 100644
--- a/libc/src/unix/linux_like/linux/musl/b64/aarch64.rs
+++ b/libc/src/unix/linux_like/linux/musl/b64/aarch64/mod.rs
@@ -62,10 +62,176 @@ s! {
     }
 }
 
+pub const O_APPEND: ::c_int = 1024;
 pub const O_DIRECT: ::c_int = 0x10000;
 pub const O_DIRECTORY: ::c_int = 0x4000;
 pub const O_LARGEFILE: ::c_int = 0x20000;
 pub const O_NOFOLLOW: ::c_int = 0x8000;
+pub const O_CREAT: ::c_int = 64;
+pub const O_EXCL: ::c_int = 128;
+pub const O_NOCTTY: ::c_int = 256;
+pub const O_NONBLOCK: ::c_int = 2048;
+pub const O_SYNC: ::c_int = 1052672;
+pub const O_RSYNC: ::c_int = 1052672;
+pub const O_DSYNC: ::c_int = 4096;
+pub const O_ASYNC: ::c_int = 0x2000;
+
+pub const ENAMETOOLONG: ::c_int = 36;
+pub const ENOLCK: ::c_int = 37;
+pub const ENOSYS: ::c_int = 38;
+pub const ENOTEMPTY: ::c_int = 39;
+pub const ELOOP: ::c_int = 40;
+pub const ENOMSG: ::c_int = 42;
+pub const EIDRM: ::c_int = 43;
+pub const ECHRNG: ::c_int = 44;
+pub const EL2NSYNC: ::c_int = 45;
+pub const EL3HLT: ::c_int = 46;
+pub const EL3RST: ::c_int = 47;
+pub const ELNRNG: ::c_int = 48;
+pub const EUNATCH: ::c_int = 49;
+pub const ENOCSI: ::c_int = 50;
+pub const EL2HLT: ::c_int = 51;
+pub const EBADE: ::c_int = 52;
+pub const EBADR: ::c_int = 53;
+pub const EXFULL: ::c_int = 54;
+pub const ENOANO: ::c_int = 55;
+pub const EBADRQC: ::c_int = 56;
+pub const EBADSLT: ::c_int = 57;
+pub const EMULTIHOP: ::c_int = 72;
+pub const EBADMSG: ::c_int = 74;
+pub const EOVERFLOW: ::c_int = 75;
+pub const ENOTUNIQ: ::c_int = 76;
+pub const EBADFD: ::c_int = 77;
+pub const EREMCHG: ::c_int = 78;
+pub const ELIBACC: ::c_int = 79;
+pub const ELIBBAD: ::c_int = 80;
+pub const ELIBSCN: ::c_int = 81;
+pub const ELIBMAX: ::c_int = 82;
+pub const ELIBEXEC: ::c_int = 83;
+pub const EILSEQ: ::c_int = 84;
+pub const ERESTART: ::c_int = 85;
+pub const ESTRPIPE: ::c_int = 86;
+pub const EUSERS: ::c_int = 87;
+pub const ENOTSOCK: ::c_int = 88;
+pub const EDESTADDRREQ: ::c_int = 89;
+pub const EMSGSIZE: ::c_int = 90;
+pub const EPROTOTYPE: ::c_int = 91;
+pub const ENOPROTOOPT: ::c_int = 92;
+pub const EPROTONOSUPPORT: ::c_int = 93;
+pub const ESOCKTNOSUPPORT: ::c_int = 94;
+pub const EOPNOTSUPP: ::c_int = 95;
+pub const ENOTSUP: ::c_int = EOPNOTSUPP;
+pub const EPFNOSUPPORT: ::c_int = 96;
+pub const EAFNOSUPPORT: ::c_int = 97;
+pub const EADDRINUSE: ::c_int = 98;
+pub const EADDRNOTAVAIL: ::c_int = 99;
+pub const ENETDOWN: ::c_int = 100;
+pub const ENETUNREACH: ::c_int = 101;
+pub const ENETRESET: ::c_int = 102;
+pub const ECONNABORTED: ::c_int = 103;
+pub const ECONNRESET: ::c_int = 104;
+pub const ENOBUFS: ::c_int = 105;
+pub const EISCONN: ::c_int = 106;
+pub const ENOTCONN: ::c_int = 107;
+pub const ESHUTDOWN: ::c_int = 108;
+pub const ETOOMANYREFS: ::c_int = 109;
+pub const ETIMEDOUT: ::c_int = 110;
+pub const ECONNREFUSED: ::c_int = 111;
+pub const EHOSTDOWN: ::c_int = 112;
+pub const EHOSTUNREACH: ::c_int = 113;
+pub const EALREADY: ::c_int = 114;
+pub const EINPROGRESS: ::c_int = 115;
+pub const ESTALE: ::c_int = 116;
+pub const EUCLEAN: ::c_int = 117;
+pub const ENOTNAM: ::c_int = 118;
+pub const ENAVAIL: ::c_int = 119;
+pub const EISNAM: ::c_int = 120;
+pub const EREMOTEIO: ::c_int = 121;
+pub const EDQUOT: ::c_int = 122;
+pub const ENOMEDIUM: ::c_int = 123;
+pub const EMEDIUMTYPE: ::c_int = 124;
+pub const ECANCELED: ::c_int = 125;
+pub const ENOKEY: ::c_int = 126;
+pub const EKEYEXPIRED: ::c_int = 127;
+pub const EKEYREVOKED: ::c_int = 128;
+pub const EKEYREJECTED: ::c_int = 129;
+pub const EOWNERDEAD: ::c_int = 130;
+pub const ENOTRECOVERABLE: ::c_int = 131;
+pub const ERFKILL: ::c_int = 132;
+pub const EHWPOISON: ::c_int = 133;
+
+pub const MAP_ANON: ::c_int = 0x0020;
+pub const MAP_GROWSDOWN: ::c_int = 0x0100;
+pub const MAP_DENYWRITE: ::c_int = 0x0800;
+pub const MAP_EXECUTABLE: ::c_int = 0x01000;
+pub const MAP_LOCKED: ::c_int = 0x02000;
+pub const MAP_NORESERVE: ::c_int = 0x04000;
+pub const MAP_POPULATE: ::c_int = 0x08000;
+pub const MAP_NONBLOCK: ::c_int = 0x010000;
+pub const MAP_STACK: ::c_int = 0x020000;
+pub const MAP_HUGETLB: ::c_int = 0x040000;
+
+pub const SOCK_STREAM: ::c_int = 1;
+pub const SOCK_DGRAM: ::c_int = 2;
+pub const SOL_SOCKET: ::c_int = 1;
+pub const SO_REUSEADDR: ::c_int = 2;
+pub const SO_TYPE: ::c_int = 3;
+pub const SO_ERROR: ::c_int = 4;
+pub const SO_DONTROUTE: ::c_int = 5;
+pub const SO_BROADCAST: ::c_int = 6;
+pub const SO_SNDBUF: ::c_int = 7;
+pub const SO_RCVBUF: ::c_int = 8;
+pub const SO_KEEPALIVE: ::c_int = 9;
+pub const SO_OOBINLINE: ::c_int = 10;
+pub const SO_NO_CHECK: ::c_int = 11;
+pub const SO_PRIORITY: ::c_int = 12;
+pub const SO_LINGER: ::c_int = 13;
+pub const SO_BSDCOMPAT: ::c_int = 14;
+pub const SO_REUSEPORT: ::c_int = 15;
+pub const SO_ACCEPTCONN: ::c_int = 30;
+pub const SO_SNDBUFFORCE: ::c_int = 32;
+pub const SO_RCVBUFFORCE: ::c_int = 33;
+pub const SO_PROTOCOL: ::c_int = 38;
+pub const SO_DOMAIN: ::c_int = 39;
+
+pub const SA_ONSTACK: ::c_int = 0x08000000;
+pub const SA_SIGINFO: ::c_int = 0x00000004;
+pub const SA_NOCLDWAIT: ::c_int = 0x00000002;
+
+pub const SIGCHLD: ::c_int = 17;
+pub const SIGBUS: ::c_int = 7;
+pub const SIGTTIN: ::c_int = 21;
+pub const SIGTTOU: ::c_int = 22;
+pub const SIGXCPU: ::c_int = 24;
+pub const SIGXFSZ: ::c_int = 25;
+pub const SIGVTALRM: ::c_int = 26;
+pub const SIGPROF: ::c_int = 27;
+pub const SIGWINCH: ::c_int = 28;
+pub const SIGUSR1: ::c_int = 10;
+pub const SIGUSR2: ::c_int = 12;
+pub const SIGCONT: ::c_int = 18;
+pub const SIGSTOP: ::c_int = 19;
+pub const SIGTSTP: ::c_int = 20;
+pub const SIGURG: ::c_int = 23;
+pub const SIGIO: ::c_int = 29;
+pub const SIGSYS: ::c_int = 31;
+pub const SIGSTKFLT: ::c_int = 16;
+pub const SIGPOLL: ::c_int = 29;
+pub const SIGPWR: ::c_int = 30;
+pub const SIG_SETMASK: ::c_int = 2;
+pub const SIG_BLOCK: ::c_int = 0x000000;
+pub const SIG_UNBLOCK: ::c_int = 0x01;
+
+pub const F_GETLK: ::c_int = 5;
+pub const F_GETOWN: ::c_int = 9;
+pub const F_SETLK: ::c_int = 6;
+pub const F_SETLKW: ::c_int = 7;
+pub const F_SETOWN: ::c_int = 8;
+
+pub const VEOF: usize = 4;
+
+pub const POLLWRNORM: ::c_short = 0x100;
+pub const POLLWRBAND: ::c_short = 0x200;
 
 pub const MINSIGSTKSZ: ::size_t = 6144;
 pub const SIGSTKSZ: ::size_t = 12288;
@@ -340,6 +506,7 @@ pub const SYS_pwritev2: ::c_long = 287;
 pub const SYS_pkey_mprotect: ::c_long = 288;
 pub const SYS_pkey_alloc: ::c_long = 289;
 pub const SYS_pkey_free: ::c_long = 290;
+pub const SYS_statx: ::c_long = 291;
 
 pub const RLIMIT_NLIMITS: ::c_int = 15;
 pub const TIOCINQ: ::c_int = ::FIONREAD;
@@ -349,12 +516,12 @@ pub const CBAUD: ::tcflag_t = 0o0010017;
 pub const TAB1: ::c_int = 0x00000800;
 pub const TAB2: ::c_int = 0x00001000;
 pub const TAB3: ::c_int = 0x00001800;
-pub const CR1: ::c_int  = 0x00000200;
-pub const CR2: ::c_int  = 0x00000400;
-pub const CR3: ::c_int  = 0x00000600;
-pub const FF1: ::c_int  = 0x00008000;
-pub const BS1: ::c_int  = 0x00002000;
-pub const VT1: ::c_int  = 0x00004000;
+pub const CR1: ::c_int = 0x00000200;
+pub const CR2: ::c_int = 0x00000400;
+pub const CR3: ::c_int = 0x00000600;
+pub const FF1: ::c_int = 0x00008000;
+pub const BS1: ::c_int = 0x00002000;
+pub const VT1: ::c_int = 0x00004000;
 pub const VWERASE: usize = 14;
 pub const VREPRINT: usize = 12;
 pub const VSUSP: usize = 10;
@@ -388,14 +555,14 @@ pub const NOFLSH: ::tcflag_t = 0x00000080;
 pub const CIBAUD: ::tcflag_t = 0o02003600000;
 pub const CBAUDEX: ::tcflag_t = 0o010000;
 pub const VSWTC: usize = 7;
-pub const OLCUC:  ::tcflag_t = 0o000002;
-pub const NLDLY:  ::tcflag_t = 0o000400;
-pub const CRDLY:  ::tcflag_t = 0o003000;
+pub const OLCUC: ::tcflag_t = 0o000002;
+pub const NLDLY: ::tcflag_t = 0o000400;
+pub const CRDLY: ::tcflag_t = 0o003000;
 pub const TABDLY: ::tcflag_t = 0o014000;
-pub const BSDLY:  ::tcflag_t = 0o020000;
-pub const FFDLY:  ::tcflag_t = 0o100000;
-pub const VTDLY:  ::tcflag_t = 0o040000;
-pub const XTABS:  ::tcflag_t = 0o014000;
+pub const BSDLY: ::tcflag_t = 0o020000;
+pub const FFDLY: ::tcflag_t = 0o100000;
+pub const VTDLY: ::tcflag_t = 0o040000;
+pub const XTABS: ::tcflag_t = 0o014000;
 pub const B57600: ::speed_t = 0o010001;
 pub const B115200: ::speed_t = 0o010002;
 pub const B230400: ::speed_t = 0o010003;
@@ -476,6 +643,13 @@ pub const TIOCM_DSR: ::c_int = 0x100;
 pub const TIOCM_CD: ::c_int = TIOCM_CAR;
 pub const TIOCM_RI: ::c_int = TIOCM_RNG;
 
-extern {
+extern "C" {
     pub fn ioctl(fd: ::c_int, request: ::c_int, ...) -> ::c_int;
 }
+
+cfg_if! {
+    if #[cfg(libc_align)] {
+        mod align;
+        pub use self::align::*;
+    }
+}
diff --git a/libc/src/unix/linux_like/linux/musl/b64/mips64.rs b/libc/src/unix/linux_like/linux/musl/b64/mips64.rs
new file mode 100644
index 0000000..2c41050
--- /dev/null
+++ b/libc/src/unix/linux_like/linux/musl/b64/mips64.rs
@@ -0,0 +1,754 @@
+pub type c_char = i8;
+pub type wchar_t = i32;
+pub type __u64 = ::c_ulong;
+pub type nlink_t = u64;
+pub type blksize_t = i64;
+
+s! {
+    pub struct stat {
+        pub st_dev: ::dev_t,
+        __pad1: [::c_int; 3],
+        pub st_ino: ::ino_t,
+        pub st_mode: ::mode_t,
+        pub st_nlink: ::nlink_t,
+        pub st_uid: ::uid_t,
+        pub st_gid: ::gid_t,
+        pub st_rdev: ::dev_t,
+        __pad2: [::c_uint; 2],
+        pub st_size: ::off_t,
+        __pad3: ::c_int,
+        pub st_atime: ::time_t,
+        pub st_atime_nsec: ::c_long,
+        pub st_mtime: ::time_t,
+        pub st_mtime_nsec: ::c_long,
+        pub st_ctime: ::time_t,
+        pub st_ctime_nsec: ::c_long,
+        pub st_blksize: ::blksize_t,
+        __pad4: ::c_uint,
+        pub st_blocks: ::blkcnt_t,
+        __pad5: [::c_int; 14],
+    }
+
+    pub struct stat64 {
+        pub st_dev: ::dev_t,
+        __pad1: [::c_int; 3],
+        pub st_ino: ::ino_t,
+        pub st_mode: ::mode_t,
+        pub st_nlink: ::nlink_t,
+        pub st_uid: ::uid_t,
+        pub st_gid: ::gid_t,
+        pub st_rdev: ::dev_t,
+        __pad2: [::c_uint; 2],
+        pub st_size: ::off_t,
+        __pad3: ::c_int,
+        pub st_atime: ::time_t,
+        pub st_atime_nsec: ::c_long,
+        pub st_mtime: ::time_t,
+        pub st_mtime_nsec: ::c_long,
+        pub st_ctime: ::time_t,
+        pub st_ctime_nsec: ::c_long,
+        pub st_blksize: ::blksize_t,
+        __pad4: ::c_uint,
+        pub st_blocks: ::blkcnt_t,
+        __pad5: [::c_int; 14],
+    }
+
+    pub struct statfs {
+        pub f_type: ::c_ulong,
+        pub f_bsize: ::c_ulong,
+        pub f_blocks: ::fsblkcnt_t,
+        pub f_bfree: ::fsblkcnt_t,
+        pub f_bavail: ::fsblkcnt_t,
+        pub f_files: ::fsfilcnt_t,
+        pub f_ffree: ::fsfilcnt_t,
+        pub f_fsid: ::fsid_t,
+        pub f_namelen: ::c_ulong,
+        pub f_frsize: ::c_ulong,
+        pub f_flags: ::c_ulong,
+        pub f_spare: [::c_ulong; 5],
+    }
+
+    pub struct statfs64 {
+        pub f_type: ::c_ulong,
+        pub f_bsize: ::c_ulong,
+        pub f_blocks: ::fsblkcnt_t,
+        pub f_bfree: ::fsblkcnt_t,
+        pub f_bavail: ::fsblkcnt_t,
+        pub f_files: ::fsfilcnt_t,
+        pub f_ffree: ::fsfilcnt_t,
+        pub f_fsid: ::fsid_t,
+        pub f_namelen: ::c_ulong,
+        pub f_frsize: ::c_ulong,
+        pub f_flags: ::c_ulong,
+        pub f_spare: [::c_ulong; 5],
+    }
+
+    pub struct ipc_perm {
+        pub __ipc_perm_key: ::key_t,
+        pub uid: ::uid_t,
+        pub gid: ::gid_t,
+        pub cuid: ::uid_t,
+        pub cgid: ::gid_t,
+        pub mode: ::mode_t,
+        pub __seq: ::c_int,
+        __pad1: ::c_int,
+        __unused1: ::c_ulong,
+        __unused2: ::c_ulong
+    }
+}
+
+pub const SIGSTKSZ: ::size_t = 8192;
+pub const MINSIGSTKSZ: ::size_t = 2048;
+
+pub const SYS_read: ::c_long = 5000 + 0;
+pub const SYS_write: ::c_long = 5000 + 1;
+pub const SYS_open: ::c_long = 5000 + 2;
+pub const SYS_close: ::c_long = 5000 + 3;
+pub const SYS_stat: ::c_long = 5000 + 4;
+pub const SYS_fstat: ::c_long = 5000 + 5;
+pub const SYS_lstat: ::c_long = 5000 + 6;
+pub const SYS_poll: ::c_long = 5000 + 7;
+pub const SYS_lseek: ::c_long = 5000 + 8;
+pub const SYS_mmap: ::c_long = 5000 + 9;
+pub const SYS_mprotect: ::c_long = 5000 + 10;
+pub const SYS_munmap: ::c_long = 5000 + 11;
+pub const SYS_brk: ::c_long = 5000 + 12;
+pub const SYS_rt_sigaction: ::c_long = 5000 + 13;
+pub const SYS_rt_sigprocmask: ::c_long = 5000 + 14;
+pub const SYS_ioctl: ::c_long = 5000 + 15;
+pub const SYS_pread64: ::c_long = 5000 + 16;
+pub const SYS_pwrite64: ::c_long = 5000 + 17;
+pub const SYS_readv: ::c_long = 5000 + 18;
+pub const SYS_writev: ::c_long = 5000 + 19;
+pub const SYS_access: ::c_long = 5000 + 20;
+pub const SYS_pipe: ::c_long = 5000 + 21;
+pub const SYS__newselect: ::c_long = 5000 + 22;
+pub const SYS_sched_yield: ::c_long = 5000 + 23;
+pub const SYS_mremap: ::c_long = 5000 + 24;
+pub const SYS_msync: ::c_long = 5000 + 25;
+pub const SYS_mincore: ::c_long = 5000 + 26;
+pub const SYS_madvise: ::c_long = 5000 + 27;
+pub const SYS_shmget: ::c_long = 5000 + 28;
+pub const SYS_shmat: ::c_long = 5000 + 29;
+pub const SYS_shmctl: ::c_long = 5000 + 30;
+pub const SYS_dup: ::c_long = 5000 + 31;
+pub const SYS_dup2: ::c_long = 5000 + 32;
+pub const SYS_pause: ::c_long = 5000 + 33;
+pub const SYS_nanosleep: ::c_long = 5000 + 34;
+pub const SYS_getitimer: ::c_long = 5000 + 35;
+pub const SYS_setitimer: ::c_long = 5000 + 36;
+pub const SYS_alarm: ::c_long = 5000 + 37;
+pub const SYS_getpid: ::c_long = 5000 + 38;
+pub const SYS_sendfile: ::c_long = 5000 + 39;
+pub const SYS_socket: ::c_long = 5000 + 40;
+pub const SYS_connect: ::c_long = 5000 + 41;
+pub const SYS_accept: ::c_long = 5000 + 42;
+pub const SYS_sendto: ::c_long = 5000 + 43;
+pub const SYS_recvfrom: ::c_long = 5000 + 44;
+pub const SYS_sendmsg: ::c_long = 5000 + 45;
+pub const SYS_recvmsg: ::c_long = 5000 + 46;
+pub const SYS_shutdown: ::c_long = 5000 + 47;
+pub const SYS_bind: ::c_long = 5000 + 48;
+pub const SYS_listen: ::c_long = 5000 + 49;
+pub const SYS_getsockname: ::c_long = 5000 + 50;
+pub const SYS_getpeername: ::c_long = 5000 + 51;
+pub const SYS_socketpair: ::c_long = 5000 + 52;
+pub const SYS_setsockopt: ::c_long = 5000 + 53;
+pub const SYS_getsockopt: ::c_long = 5000 + 54;
+pub const SYS_clone: ::c_long = 5000 + 55;
+pub const SYS_fork: ::c_long = 5000 + 56;
+pub const SYS_execve: ::c_long = 5000 + 57;
+pub const SYS_exit: ::c_long = 5000 + 58;
+pub const SYS_wait4: ::c_long = 5000 + 59;
+pub const SYS_kill: ::c_long = 5000 + 60;
+pub const SYS_uname: ::c_long = 5000 + 61;
+pub const SYS_semget: ::c_long = 5000 + 62;
+pub const SYS_semop: ::c_long = 5000 + 63;
+pub const SYS_semctl: ::c_long = 5000 + 64;
+pub const SYS_shmdt: ::c_long = 5000 + 65;
+pub const SYS_msgget: ::c_long = 5000 + 66;
+pub const SYS_msgsnd: ::c_long = 5000 + 67;
+pub const SYS_msgrcv: ::c_long = 5000 + 68;
+pub const SYS_msgctl: ::c_long = 5000 + 69;
+pub const SYS_fcntl: ::c_long = 5000 + 70;
+pub const SYS_flock: ::c_long = 5000 + 71;
+pub const SYS_fsync: ::c_long = 5000 + 72;
+pub const SYS_fdatasync: ::c_long = 5000 + 73;
+pub const SYS_truncate: ::c_long = 5000 + 74;
+pub const SYS_ftruncate: ::c_long = 5000 + 75;
+pub const SYS_getdents: ::c_long = 5000 + 76;
+pub const SYS_getcwd: ::c_long = 5000 + 77;
+pub const SYS_chdir: ::c_long = 5000 + 78;
+pub const SYS_fchdir: ::c_long = 5000 + 79;
+pub const SYS_rename: ::c_long = 5000 + 80;
+pub const SYS_mkdir: ::c_long = 5000 + 81;
+pub const SYS_rmdir: ::c_long = 5000 + 82;
+pub const SYS_creat: ::c_long = 5000 + 83;
+pub const SYS_link: ::c_long = 5000 + 84;
+pub const SYS_unlink: ::c_long = 5000 + 85;
+pub const SYS_symlink: ::c_long = 5000 + 86;
+pub const SYS_readlink: ::c_long = 5000 + 87;
+pub const SYS_chmod: ::c_long = 5000 + 88;
+pub const SYS_fchmod: ::c_long = 5000 + 89;
+pub const SYS_chown: ::c_long = 5000 + 90;
+pub const SYS_fchown: ::c_long = 5000 + 91;
+pub const SYS_lchown: ::c_long = 5000 + 92;
+pub const SYS_umask: ::c_long = 5000 + 93;
+pub const SYS_gettimeofday: ::c_long = 5000 + 94;
+pub const SYS_getrlimit: ::c_long = 5000 + 95;
+pub const SYS_getrusage: ::c_long = 5000 + 96;
+pub const SYS_sysinfo: ::c_long = 5000 + 97;
+pub const SYS_times: ::c_long = 5000 + 98;
+pub const SYS_ptrace: ::c_long = 5000 + 99;
+pub const SYS_getuid: ::c_long = 5000 + 100;
+pub const SYS_syslog: ::c_long = 5000 + 101;
+pub const SYS_getgid: ::c_long = 5000 + 102;
+pub const SYS_setuid: ::c_long = 5000 + 103;
+pub const SYS_setgid: ::c_long = 5000 + 104;
+pub const SYS_geteuid: ::c_long = 5000 + 105;
+pub const SYS_getegid: ::c_long = 5000 + 106;
+pub const SYS_setpgid: ::c_long = 5000 + 107;
+pub const SYS_getppid: ::c_long = 5000 + 108;
+pub const SYS_getpgrp: ::c_long = 5000 + 109;
+pub const SYS_setsid: ::c_long = 5000 + 110;
+pub const SYS_setreuid: ::c_long = 5000 + 111;
+pub const SYS_setregid: ::c_long = 5000 + 112;
+pub const SYS_getgroups: ::c_long = 5000 + 113;
+pub const SYS_setgroups: ::c_long = 5000 + 114;
+pub const SYS_setresuid: ::c_long = 5000 + 115;
+pub const SYS_getresuid: ::c_long = 5000 + 116;
+pub const SYS_setresgid: ::c_long = 5000 + 117;
+pub const SYS_getresgid: ::c_long = 5000 + 118;
+pub const SYS_getpgid: ::c_long = 5000 + 119;
+pub const SYS_setfsuid: ::c_long = 5000 + 120;
+pub const SYS_setfsgid: ::c_long = 5000 + 121;
+pub const SYS_getsid: ::c_long = 5000 + 122;
+pub const SYS_capget: ::c_long = 5000 + 123;
+pub const SYS_capset: ::c_long = 5000 + 124;
+pub const SYS_rt_sigpending: ::c_long = 5000 + 125;
+pub const SYS_rt_sigtimedwait: ::c_long = 5000 + 126;
+pub const SYS_rt_sigqueueinfo: ::c_long = 5000 + 127;
+pub const SYS_rt_sigsuspend: ::c_long = 5000 + 128;
+pub const SYS_sigaltstack: ::c_long = 5000 + 129;
+pub const SYS_utime: ::c_long = 5000 + 130;
+pub const SYS_mknod: ::c_long = 5000 + 131;
+pub const SYS_personality: ::c_long = 5000 + 132;
+pub const SYS_ustat: ::c_long = 5000 + 133;
+pub const SYS_statfs: ::c_long = 5000 + 134;
+pub const SYS_fstatfs: ::c_long = 5000 + 135;
+pub const SYS_sysfs: ::c_long = 5000 + 136;
+pub const SYS_getpriority: ::c_long = 5000 + 137;
+pub const SYS_setpriority: ::c_long = 5000 + 138;
+pub const SYS_sched_setparam: ::c_long = 5000 + 139;
+pub const SYS_sched_getparam: ::c_long = 5000 + 140;
+pub const SYS_sched_setscheduler: ::c_long = 5000 + 141;
+pub const SYS_sched_getscheduler: ::c_long = 5000 + 142;
+pub const SYS_sched_get_priority_max: ::c_long = 5000 + 143;
+pub const SYS_sched_get_priority_min: ::c_long = 5000 + 144;
+pub const SYS_sched_rr_get_interval: ::c_long = 5000 + 145;
+pub const SYS_mlock: ::c_long = 5000 + 146;
+pub const SYS_munlock: ::c_long = 5000 + 147;
+pub const SYS_mlockall: ::c_long = 5000 + 148;
+pub const SYS_munlockall: ::c_long = 5000 + 149;
+pub const SYS_vhangup: ::c_long = 5000 + 150;
+pub const SYS_pivot_root: ::c_long = 5000 + 151;
+pub const SYS__sysctl: ::c_long = 5000 + 152;
+pub const SYS_prctl: ::c_long = 5000 + 153;
+pub const SYS_adjtimex: ::c_long = 5000 + 154;
+pub const SYS_setrlimit: ::c_long = 5000 + 155;
+pub const SYS_chroot: ::c_long = 5000 + 156;
+pub const SYS_sync: ::c_long = 5000 + 157;
+pub const SYS_acct: ::c_long = 5000 + 158;
+pub const SYS_settimeofday: ::c_long = 5000 + 159;
+pub const SYS_mount: ::c_long = 5000 + 160;
+pub const SYS_umount2: ::c_long = 5000 + 161;
+pub const SYS_swapon: ::c_long = 5000 + 162;
+pub const SYS_swapoff: ::c_long = 5000 + 163;
+pub const SYS_reboot: ::c_long = 5000 + 164;
+pub const SYS_sethostname: ::c_long = 5000 + 165;
+pub const SYS_setdomainname: ::c_long = 5000 + 166;
+pub const SYS_create_module: ::c_long = 5000 + 167;
+pub const SYS_init_module: ::c_long = 5000 + 168;
+pub const SYS_delete_module: ::c_long = 5000 + 169;
+pub const SYS_get_kernel_syms: ::c_long = 5000 + 170;
+pub const SYS_query_module: ::c_long = 5000 + 171;
+pub const SYS_quotactl: ::c_long = 5000 + 172;
+pub const SYS_nfsservctl: ::c_long = 5000 + 173;
+pub const SYS_getpmsg: ::c_long = 5000 + 174;
+pub const SYS_putpmsg: ::c_long = 5000 + 175;
+pub const SYS_afs_syscall: ::c_long = 5000 + 176;
+pub const SYS_gettid: ::c_long = 5000 + 178;
+pub const SYS_readahead: ::c_long = 5000 + 179;
+pub const SYS_setxattr: ::c_long = 5000 + 180;
+pub const SYS_lsetxattr: ::c_long = 5000 + 181;
+pub const SYS_fsetxattr: ::c_long = 5000 + 182;
+pub const SYS_getxattr: ::c_long = 5000 + 183;
+pub const SYS_lgetxattr: ::c_long = 5000 + 184;
+pub const SYS_fgetxattr: ::c_long = 5000 + 185;
+pub const SYS_listxattr: ::c_long = 5000 + 186;
+pub const SYS_llistxattr: ::c_long = 5000 + 187;
+pub const SYS_flistxattr: ::c_long = 5000 + 188;
+pub const SYS_removexattr: ::c_long = 5000 + 189;
+pub const SYS_lremovexattr: ::c_long = 5000 + 190;
+pub const SYS_fremovexattr: ::c_long = 5000 + 191;
+pub const SYS_tkill: ::c_long = 5000 + 192;
+pub const SYS_futex: ::c_long = 5000 + 194;
+pub const SYS_sched_setaffinity: ::c_long = 5000 + 195;
+pub const SYS_sched_getaffinity: ::c_long = 5000 + 196;
+pub const SYS_cacheflush: ::c_long = 5000 + 197;
+pub const SYS_cachectl: ::c_long = 5000 + 198;
+pub const SYS_sysmips: ::c_long = 5000 + 199;
+pub const SYS_io_setup: ::c_long = 5000 + 200;
+pub const SYS_io_destroy: ::c_long = 5000 + 201;
+pub const SYS_io_getevents: ::c_long = 5000 + 202;
+pub const SYS_io_submit: ::c_long = 5000 + 203;
+pub const SYS_io_cancel: ::c_long = 5000 + 204;
+pub const SYS_exit_group: ::c_long = 5000 + 205;
+pub const SYS_lookup_dcookie: ::c_long = 5000 + 206;
+pub const SYS_epoll_create: ::c_long = 5000 + 207;
+pub const SYS_epoll_ctl: ::c_long = 5000 + 208;
+pub const SYS_epoll_wait: ::c_long = 5000 + 209;
+pub const SYS_remap_file_pages: ::c_long = 5000 + 210;
+pub const SYS_rt_sigreturn: ::c_long = 5000 + 211;
+pub const SYS_set_tid_address: ::c_long = 5000 + 212;
+pub const SYS_restart_syscall: ::c_long = 5000 + 213;
+pub const SYS_semtimedop: ::c_long = 5000 + 214;
+pub const SYS_fadvise64: ::c_long = 5000 + 215;
+pub const SYS_timer_create: ::c_long = 5000 + 216;
+pub const SYS_timer_settime: ::c_long = 5000 + 217;
+pub const SYS_timer_gettime: ::c_long = 5000 + 218;
+pub const SYS_timer_getoverrun: ::c_long = 5000 + 219;
+pub const SYS_timer_delete: ::c_long = 5000 + 220;
+pub const SYS_clock_settime: ::c_long = 5000 + 221;
+pub const SYS_clock_gettime: ::c_long = 5000 + 222;
+pub const SYS_clock_getres: ::c_long = 5000 + 223;
+pub const SYS_clock_nanosleep: ::c_long = 5000 + 224;
+pub const SYS_tgkill: ::c_long = 5000 + 225;
+pub const SYS_utimes: ::c_long = 5000 + 226;
+pub const SYS_mbind: ::c_long = 5000 + 227;
+pub const SYS_get_mempolicy: ::c_long = 5000 + 228;
+pub const SYS_set_mempolicy: ::c_long = 5000 + 229;
+pub const SYS_mq_open: ::c_long = 5000 + 230;
+pub const SYS_mq_unlink: ::c_long = 5000 + 231;
+pub const SYS_mq_timedsend: ::c_long = 5000 + 232;
+pub const SYS_mq_timedreceive: ::c_long = 5000 + 233;
+pub const SYS_mq_notify: ::c_long = 5000 + 234;
+pub const SYS_mq_getsetattr: ::c_long = 5000 + 235;
+pub const SYS_vserver: ::c_long = 5000 + 236;
+pub const SYS_waitid: ::c_long = 5000 + 237;
+/* pub const SYS_sys_setaltroot: ::c_long = 5000 + 238; */
+pub const SYS_add_key: ::c_long = 5000 + 239;
+pub const SYS_request_key: ::c_long = 5000 + 240;
+pub const SYS_keyctl: ::c_long = 5000 + 241;
+pub const SYS_set_thread_area: ::c_long = 5000 + 242;
+pub const SYS_inotify_init: ::c_long = 5000 + 243;
+pub const SYS_inotify_add_watch: ::c_long = 5000 + 244;
+pub const SYS_inotify_rm_watch: ::c_long = 5000 + 245;
+pub const SYS_migrate_pages: ::c_long = 5000 + 246;
+pub const SYS_openat: ::c_long = 5000 + 247;
+pub const SYS_mkdirat: ::c_long = 5000 + 248;
+pub const SYS_mknodat: ::c_long = 5000 + 249;
+pub const SYS_fchownat: ::c_long = 5000 + 250;
+pub const SYS_futimesat: ::c_long = 5000 + 251;
+pub const SYS_newfstatat: ::c_long = 5000 + 252;
+pub const SYS_unlinkat: ::c_long = 5000 + 253;
+pub const SYS_renameat: ::c_long = 5000 + 254;
+pub const SYS_linkat: ::c_long = 5000 + 255;
+pub const SYS_symlinkat: ::c_long = 5000 + 256;
+pub const SYS_readlinkat: ::c_long = 5000 + 257;
+pub const SYS_fchmodat: ::c_long = 5000 + 258;
+pub const SYS_faccessat: ::c_long = 5000 + 259;
+pub const SYS_pselect6: ::c_long = 5000 + 260;
+pub const SYS_ppoll: ::c_long = 5000 + 261;
+pub const SYS_unshare: ::c_long = 5000 + 262;
+pub const SYS_splice: ::c_long = 5000 + 263;
+pub const SYS_sync_file_range: ::c_long = 5000 + 264;
+pub const SYS_tee: ::c_long = 5000 + 265;
+pub const SYS_vmsplice: ::c_long = 5000 + 266;
+pub const SYS_move_pages: ::c_long = 5000 + 267;
+pub const SYS_set_robust_list: ::c_long = 5000 + 268;
+pub const SYS_get_robust_list: ::c_long = 5000 + 269;
+pub const SYS_kexec_load: ::c_long = 5000 + 270;
+pub const SYS_getcpu: ::c_long = 5000 + 271;
+pub const SYS_epoll_pwait: ::c_long = 5000 + 272;
+pub const SYS_ioprio_set: ::c_long = 5000 + 273;
+pub const SYS_ioprio_get: ::c_long = 5000 + 274;
+pub const SYS_utimensat: ::c_long = 5000 + 275;
+pub const SYS_signalfd: ::c_long = 5000 + 276;
+pub const SYS_timerfd: ::c_long = 5000 + 277;
+pub const SYS_eventfd: ::c_long = 5000 + 278;
+pub const SYS_fallocate: ::c_long = 5000 + 279;
+pub const SYS_timerfd_create: ::c_long = 5000 + 280;
+pub const SYS_timerfd_gettime: ::c_long = 5000 + 281;
+pub const SYS_timerfd_settime: ::c_long = 5000 + 282;
+pub const SYS_signalfd4: ::c_long = 5000 + 283;
+pub const SYS_eventfd2: ::c_long = 5000 + 284;
+pub const SYS_epoll_create1: ::c_long = 5000 + 285;
+pub const SYS_dup3: ::c_long = 5000 + 286;
+pub const SYS_pipe2: ::c_long = 5000 + 287;
+pub const SYS_inotify_init1: ::c_long = 5000 + 288;
+pub const SYS_preadv: ::c_long = 5000 + 289;
+pub const SYS_pwritev: ::c_long = 5000 + 290;
+pub const SYS_rt_tgsigqueueinfo: ::c_long = 5000 + 291;
+pub const SYS_perf_event_open: ::c_long = 5000 + 292;
+pub const SYS_accept4: ::c_long = 5000 + 293;
+pub const SYS_recvmmsg: ::c_long = 5000 + 294;
+pub const SYS_fanotify_init: ::c_long = 5000 + 295;
+pub const SYS_fanotify_mark: ::c_long = 5000 + 296;
+pub const SYS_prlimit64: ::c_long = 5000 + 297;
+pub const SYS_name_to_handle_at: ::c_long = 5000 + 298;
+pub const SYS_open_by_handle_at: ::c_long = 5000 + 299;
+pub const SYS_clock_adjtime: ::c_long = 5000 + 300;
+pub const SYS_syncfs: ::c_long = 5000 + 301;
+pub const SYS_sendmmsg: ::c_long = 5000 + 302;
+pub const SYS_setns: ::c_long = 5000 + 303;
+pub const SYS_process_vm_readv: ::c_long = 5000 + 304;
+pub const SYS_process_vm_writev: ::c_long = 5000 + 305;
+pub const SYS_kcmp: ::c_long = 5000 + 306;
+pub const SYS_finit_module: ::c_long = 5000 + 307;
+pub const SYS_getdents64: ::c_long = 5000 + 308;
+pub const SYS_sched_setattr: ::c_long = 5000 + 309;
+pub const SYS_sched_getattr: ::c_long = 5000 + 310;
+pub const SYS_renameat2: ::c_long = 5000 + 311;
+pub const SYS_seccomp: ::c_long = 5000 + 312;
+pub const SYS_getrandom: ::c_long = 5000 + 313;
+pub const SYS_memfd_create: ::c_long = 5000 + 314;
+pub const SYS_bpf: ::c_long = 5000 + 315;
+pub const SYS_execveat: ::c_long = 5000 + 316;
+pub const SYS_userfaultfd: ::c_long = 5000 + 317;
+pub const SYS_membarrier: ::c_long = 5000 + 318;
+pub const SYS_mlock2: ::c_long = 5000 + 319;
+pub const SYS_copy_file_range: ::c_long = 5000 + 320;
+pub const SYS_preadv2: ::c_long = 5000 + 321;
+pub const SYS_pwritev2: ::c_long = 5000 + 322;
+pub const SYS_pkey_mprotect: ::c_long = 5000 + 323;
+pub const SYS_pkey_alloc: ::c_long = 5000 + 324;
+pub const SYS_pkey_free: ::c_long = 5000 + 325;
+pub const SYS_statx: ::c_long = 5000 + 326;
+
+pub const O_DIRECT: ::c_int = 0x8000;
+pub const O_DIRECTORY: ::c_int = 0x10000;
+pub const O_NOFOLLOW: ::c_int = 0x20000;
+
+pub const O_APPEND: ::c_int = 8;
+pub const O_CREAT: ::c_int = 256;
+pub const O_EXCL: ::c_int = 1024;
+pub const O_NOCTTY: ::c_int = 2048;
+pub const O_NONBLOCK: ::c_int = 128;
+pub const O_SYNC: ::c_int = 0x4010;
+pub const O_RSYNC: ::c_int = 0x4010;
+pub const O_DSYNC: ::c_int = 0x10;
+pub const O_ASYNC: ::c_int = 0x1000;
+
+pub const EDEADLK: ::c_int = 45;
+pub const ENAMETOOLONG: ::c_int = 78;
+pub const ENOLCK: ::c_int = 46;
+pub const ENOSYS: ::c_int = 89;
+pub const ENOTEMPTY: ::c_int = 93;
+pub const ELOOP: ::c_int = 90;
+pub const ENOMSG: ::c_int = 35;
+pub const EIDRM: ::c_int = 36;
+pub const ECHRNG: ::c_int = 37;
+pub const EL2NSYNC: ::c_int = 38;
+pub const EL3HLT: ::c_int = 39;
+pub const EL3RST: ::c_int = 40;
+pub const ELNRNG: ::c_int = 41;
+pub const EUNATCH: ::c_int = 42;
+pub const ENOCSI: ::c_int = 43;
+pub const EL2HLT: ::c_int = 44;
+pub const EBADE: ::c_int = 50;
+pub const EBADR: ::c_int = 51;
+pub const EXFULL: ::c_int = 52;
+pub const ENOANO: ::c_int = 53;
+pub const EBADRQC: ::c_int = 54;
+pub const EBADSLT: ::c_int = 55;
+pub const EDEADLOCK: ::c_int = 56;
+pub const EMULTIHOP: ::c_int = 74;
+pub const EOVERFLOW: ::c_int = 79;
+pub const ENOTUNIQ: ::c_int = 80;
+pub const EBADFD: ::c_int = 81;
+pub const EBADMSG: ::c_int = 77;
+pub const EREMCHG: ::c_int = 82;
+pub const ELIBACC: ::c_int = 83;
+pub const ELIBBAD: ::c_int = 84;
+pub const ELIBSCN: ::c_int = 85;
+pub const ELIBMAX: ::c_int = 86;
+pub const ELIBEXEC: ::c_int = 87;
+pub const EILSEQ: ::c_int = 88;
+pub const ERESTART: ::c_int = 91;
+pub const ESTRPIPE: ::c_int = 92;
+pub const EUSERS: ::c_int = 94;
+pub const ENOTSOCK: ::c_int = 95;
+pub const EDESTADDRREQ: ::c_int = 96;
+pub const EMSGSIZE: ::c_int = 97;
+pub const EPROTOTYPE: ::c_int = 98;
+pub const ENOPROTOOPT: ::c_int = 99;
+pub const EPROTONOSUPPORT: ::c_int = 120;
+pub const ESOCKTNOSUPPORT: ::c_int = 121;
+pub const EOPNOTSUPP: ::c_int = 122;
+pub const EPFNOSUPPORT: ::c_int = 123;
+pub const EAFNOSUPPORT: ::c_int = 124;
+pub const EADDRINUSE: ::c_int = 125;
+pub const EADDRNOTAVAIL: ::c_int = 126;
+pub const ENETDOWN: ::c_int = 127;
+pub const ENETUNREACH: ::c_int = 128;
+pub const ENETRESET: ::c_int = 129;
+pub const ECONNABORTED: ::c_int = 130;
+pub const ECONNRESET: ::c_int = 131;
+pub const ENOBUFS: ::c_int = 132;
+pub const EISCONN: ::c_int = 133;
+pub const ENOTCONN: ::c_int = 134;
+pub const ESHUTDOWN: ::c_int = 143;
+pub const ETOOMANYREFS: ::c_int = 144;
+pub const ETIMEDOUT: ::c_int = 145;
+pub const ECONNREFUSED: ::c_int = 146;
+pub const EHOSTDOWN: ::c_int = 147;
+pub const EHOSTUNREACH: ::c_int = 148;
+pub const EALREADY: ::c_int = 149;
+pub const EINPROGRESS: ::c_int = 150;
+pub const ESTALE: ::c_int = 151;
+pub const EUCLEAN: ::c_int = 135;
+pub const ENOTNAM: ::c_int = 137;
+pub const ENAVAIL: ::c_int = 138;
+pub const EISNAM: ::c_int = 139;
+pub const EREMOTEIO: ::c_int = 140;
+pub const EDQUOT: ::c_int = 1133;
+pub const ENOMEDIUM: ::c_int = 159;
+pub const EMEDIUMTYPE: ::c_int = 160;
+pub const ECANCELED: ::c_int = 158;
+pub const ENOKEY: ::c_int = 161;
+pub const EKEYEXPIRED: ::c_int = 162;
+pub const EKEYREVOKED: ::c_int = 163;
+pub const EKEYREJECTED: ::c_int = 164;
+pub const EOWNERDEAD: ::c_int = 165;
+pub const ENOTRECOVERABLE: ::c_int = 166;
+pub const ERFKILL: ::c_int = 167;
+
+pub const MAP_ANON: ::c_int = 0x800;
+pub const MAP_GROWSDOWN: ::c_int = 0x1000;
+pub const MAP_DENYWRITE: ::c_int = 0x2000;
+pub const MAP_EXECUTABLE: ::c_int = 0x4000;
+pub const MAP_LOCKED: ::c_int = 0x8000;
+pub const MAP_NORESERVE: ::c_int = 0x400;
+pub const MAP_POPULATE: ::c_int = 0x10000;
+pub const MAP_NONBLOCK: ::c_int = 0x20000;
+pub const MAP_STACK: ::c_int = 0x40000;
+pub const MAP_HUGETLB: ::c_int = 0x080000;
+
+pub const SOCK_STREAM: ::c_int = 2;
+pub const SOCK_DGRAM: ::c_int = 1;
+
+pub const SOL_SOCKET: ::c_int = 0xffff;
+
+pub const SO_REUSEADDR: ::c_int = 0x0004;
+pub const SO_KEEPALIVE: ::c_int = 0x0008;
+pub const SO_DONTROUTE: ::c_int = 0x0010;
+pub const SO_BROADCAST: ::c_int = 0x0020;
+pub const SO_LINGER: ::c_int = 0x0080;
+pub const SO_OOBINLINE: ::c_int = 0x0100;
+pub const SO_REUSEPORT: ::c_int = 0x0200;
+pub const SO_TYPE: ::c_int = 0x1008;
+pub const SO_ERROR: ::c_int = 0x1007;
+pub const SO_SNDBUF: ::c_int = 0x1001;
+pub const SO_RCVBUF: ::c_int = 0x1002;
+pub const SO_SNDLOWAT: ::c_int = 0x1003;
+pub const SO_RCVLOWAT: ::c_int = 0x1004;
+pub const SO_SNDTIMEO: ::c_int = 0x1005;
+pub const SO_RCVTIMEO: ::c_int = 0x1006;
+pub const SO_ACCEPTCONN: ::c_int = 0x1009;
+pub const SO_PROTOCOL: ::c_int = 0x1028;
+pub const SO_DOMAIN: ::c_int = 0x1029;
+pub const SO_NO_CHECK: ::c_int = 11;
+pub const SO_PRIORITY: ::c_int = 12;
+pub const SO_BSDCOMPAT: ::c_int = 14;
+pub const SO_PASSCRED: ::c_int = 17;
+pub const SO_PEERCRED: ::c_int = 18;
+pub const SO_SECURITY_AUTHENTICATION: ::c_int = 22;
+pub const SO_SECURITY_ENCRYPTION_TRANSPORT: ::c_int = 23;
+pub const SO_SECURITY_ENCRYPTION_NETWORK: ::c_int = 24;
+pub const SO_ATTACH_FILTER: ::c_int = 26;
+pub const SO_DETACH_FILTER: ::c_int = 27;
+pub const SO_GET_FILTER: ::c_int = SO_ATTACH_FILTER;
+pub const SO_PEERNAME: ::c_int = 28;
+pub const SO_PEERSEC: ::c_int = 30;
+pub const SO_SNDBUFFORCE: ::c_int = 31;
+pub const SO_RCVBUFFORCE: ::c_int = 33;
+pub const SO_PASSSEC: ::c_int = 34;
+pub const SO_TIMESTAMPNS: ::c_int = 35;
+pub const SCM_TIMESTAMPNS: ::c_int = SO_TIMESTAMPNS;
+pub const SO_WIFI_STATUS: ::c_int = 41;
+pub const SCM_WIFI_STATUS: ::c_int = SO_WIFI_STATUS;
+pub const SO_NOFCS: ::c_int = 43;
+pub const SO_LOCK_FILTER: ::c_int = 44;
+pub const SO_SELECT_ERR_QUEUE: ::c_int = 45;
+pub const SO_MAX_PACING_RATE: ::c_int = 47;
+pub const SO_BPF_EXTENSIONS: ::c_int = 48;
+pub const SO_INCOMING_CPU: ::c_int = 49;
+pub const SO_ATTACH_BPF: ::c_int = 50;
+pub const SO_DETACH_BPF: ::c_int = SO_DETACH_FILTER;
+
+pub const FIOCLEX: ::c_int = 0x6601;
+pub const FIONCLEX: ::c_int = 0x6602;
+pub const FIONBIO: ::c_int = 0x667e;
+
+pub const SA_ONSTACK: ::c_int = 0x08000000;
+pub const SA_SIGINFO: ::c_int = 0x00000008;
+pub const SA_NOCLDWAIT: ::c_int = 0x00010000;
+
+pub const SIGCHLD: ::c_int = 18;
+pub const SIGBUS: ::c_int = 10;
+pub const SIGTTIN: ::c_int = 26;
+pub const SIGTTOU: ::c_int = 27;
+pub const SIGXCPU: ::c_int = 30;
+pub const SIGXFSZ: ::c_int = 31;
+pub const SIGVTALRM: ::c_int = 28;
+pub const SIGPROF: ::c_int = 29;
+pub const SIGWINCH: ::c_int = 20;
+pub const SIGUSR1: ::c_int = 16;
+pub const SIGUSR2: ::c_int = 17;
+pub const SIGCONT: ::c_int = 25;
+pub const SIGSTOP: ::c_int = 23;
+pub const SIGTSTP: ::c_int = 24;
+pub const SIGURG: ::c_int = 21;
+pub const SIGIO: ::c_int = 22;
+pub const SIGSYS: ::c_int = 12;
+pub const SIGPOLL: ::c_int = 22;
+pub const SIGPWR: ::c_int = 19;
+pub const SIG_SETMASK: ::c_int = 3;
+pub const SIG_BLOCK: ::c_int = 0x1;
+pub const SIG_UNBLOCK: ::c_int = 0x2;
+
+pub const POLLWRNORM: ::c_short = 0x004;
+pub const POLLWRBAND: ::c_short = 0x100;
+
+pub const VEOF: usize = 16;
+pub const VEOL: usize = 17;
+pub const VEOL2: usize = 6;
+pub const VMIN: usize = 4;
+pub const IEXTEN: ::tcflag_t = 0x00000100;
+pub const TOSTOP: ::tcflag_t = 0x00008000;
+pub const FLUSHO: ::tcflag_t = 0x00002000;
+pub const EXTPROC: ::tcflag_t = 0o200000;
+
+pub const F_GETLK: ::c_int = 14;
+pub const F_GETOWN: ::c_int = 23;
+pub const F_SETOWN: ::c_int = 24;
+pub const F_SETLK: ::c_int = 6;
+pub const F_SETLKW: ::c_int = 7;
+
+pub const TCGETS: ::c_ulong = 0x540d;
+pub const TCSETS: ::c_ulong = 0x540e;
+pub const TCSETSW: ::c_ulong = 0x540f;
+pub const TCSETSF: ::c_ulong = 0x5410;
+pub const TCGETA: ::c_ulong = 0x5401;
+pub const TCSETA: ::c_ulong = 0x5402;
+pub const TCSETAW: ::c_ulong = 0x5403;
+pub const TCSETAF: ::c_ulong = 0x5404;
+pub const TCSBRK: ::c_ulong = 0x5405;
+pub const TCXONC: ::c_ulong = 0x5406;
+pub const TCFLSH: ::c_ulong = 0x5407;
+pub const TIOCGSOFTCAR: ::c_ulong = 0x5481;
+pub const TIOCSSOFTCAR: ::c_ulong = 0x5482;
+pub const TIOCINQ: ::c_ulong = 0x467f;
+pub const TIOCLINUX: ::c_ulong = 0x5483;
+pub const TIOCGSERIAL: ::c_ulong = 0x5484;
+pub const TIOCEXCL: ::c_ulong = 0x740d;
+pub const TIOCNXCL: ::c_ulong = 0x740e;
+pub const TIOCSCTTY: ::c_ulong = 0x5480;
+pub const TIOCGPGRP: ::c_ulong = 0x40047477;
+pub const TIOCSPGRP: ::c_ulong = 0x80047476;
+pub const TIOCOUTQ: ::c_ulong = 0x7472;
+pub const TIOCSTI: ::c_ulong = 0x5472;
+pub const TIOCGWINSZ: ::c_ulong = 0x40087468;
+pub const TIOCSWINSZ: ::c_ulong = 0x80087467;
+pub const TIOCMGET: ::c_ulong = 0x741d;
+pub const TIOCMBIS: ::c_ulong = 0x741b;
+pub const TIOCMBIC: ::c_ulong = 0x741c;
+pub const TIOCMSET: ::c_ulong = 0x741a;
+pub const FIONREAD: ::c_ulong = 0x467f;
+pub const TIOCCONS: ::c_ulong = 0x80047478;
+
+pub const MCL_CURRENT: ::c_int = 0x0001;
+pub const MCL_FUTURE: ::c_int = 0x0002;
+
+pub const CBAUD: ::tcflag_t = 0o0010017;
+pub const TAB1: ::tcflag_t = 0x00000800;
+pub const TAB2: ::tcflag_t = 0x00001000;
+pub const TAB3: ::tcflag_t = 0x00001800;
+pub const CR1: ::tcflag_t = 0x00000200;
+pub const CR2: ::tcflag_t = 0x00000400;
+pub const CR3: ::tcflag_t = 0x00000600;
+pub const FF1: ::tcflag_t = 0x00008000;
+pub const BS1: ::tcflag_t = 0x00002000;
+pub const VT1: ::tcflag_t = 0x00004000;
+pub const VWERASE: usize = 14;
+pub const VREPRINT: usize = 12;
+pub const VSUSP: usize = 10;
+pub const VSTART: usize = 8;
+pub const VSTOP: usize = 9;
+pub const VDISCARD: usize = 13;
+pub const VTIME: usize = 5;
+pub const IXON: ::tcflag_t = 0x00000400;
+pub const IXOFF: ::tcflag_t = 0x00001000;
+pub const ONLCR: ::tcflag_t = 0x4;
+pub const CSIZE: ::tcflag_t = 0x00000030;
+pub const CS6: ::tcflag_t = 0x00000010;
+pub const CS7: ::tcflag_t = 0x00000020;
+pub const CS8: ::tcflag_t = 0x00000030;
+pub const CSTOPB: ::tcflag_t = 0x00000040;
+pub const CREAD: ::tcflag_t = 0x00000080;
+pub const PARENB: ::tcflag_t = 0x00000100;
+pub const PARODD: ::tcflag_t = 0x00000200;
+pub const HUPCL: ::tcflag_t = 0x00000400;
+pub const CLOCAL: ::tcflag_t = 0x00000800;
+pub const ECHOKE: ::tcflag_t = 0x00000800;
+pub const ECHOE: ::tcflag_t = 0x00000010;
+pub const ECHOK: ::tcflag_t = 0x00000020;
+pub const ECHONL: ::tcflag_t = 0x00000040;
+pub const ECHOPRT: ::tcflag_t = 0x00000400;
+pub const ECHOCTL: ::tcflag_t = 0x00000200;
+pub const ISIG: ::tcflag_t = 0x00000001;
+pub const ICANON: ::tcflag_t = 0x00000002;
+pub const PENDIN: ::tcflag_t = 0x00004000;
+pub const NOFLSH: ::tcflag_t = 0x00000080;
+pub const CIBAUD: ::tcflag_t = 0o02003600000;
+pub const CBAUDEX: ::tcflag_t = 0o010000;
+pub const VSWTC: usize = 7;
+pub const OLCUC: ::tcflag_t = 0o000002;
+pub const NLDLY: ::tcflag_t = 0o000400;
+pub const CRDLY: ::tcflag_t = 0o003000;
+pub const TABDLY: ::tcflag_t = 0o014000;
+pub const BSDLY: ::tcflag_t = 0o020000;
+pub const FFDLY: ::tcflag_t = 0o100000;
+pub const VTDLY: ::tcflag_t = 0o040000;
+pub const XTABS: ::tcflag_t = 0o014000;
+
+pub const BOTHER: ::speed_t = 0o010000;
+pub const B57600: ::speed_t = 0o010001;
+pub const B115200: ::speed_t = 0o010002;
+pub const B230400: ::speed_t = 0o010003;
+pub const B460800: ::speed_t = 0o010004;
+pub const B500000: ::speed_t = 0o010005;
+pub const B576000: ::speed_t = 0o010006;
+pub const B921600: ::speed_t = 0o010007;
+pub const B1000000: ::speed_t = 0o010010;
+pub const B1152000: ::speed_t = 0o010011;
+pub const B1500000: ::speed_t = 0o010012;
+pub const B2000000: ::speed_t = 0o010013;
+pub const B2500000: ::speed_t = 0o010014;
+pub const B3000000: ::speed_t = 0o010015;
+pub const B3500000: ::speed_t = 0o010016;
+pub const B4000000: ::speed_t = 0o010017;
+
+pub const TIOCM_ST: ::c_int = 0x010;
+pub const TIOCM_SR: ::c_int = 0x020;
+pub const TIOCM_CTS: ::c_int = 0x040;
+pub const TIOCM_CAR: ::c_int = 0x100;
+pub const TIOCM_RNG: ::c_int = 0x200;
+pub const TIOCM_DSR: ::c_int = 0x400;
+
+pub const EHWPOISON: ::c_int = 168;
+
+extern "C" {
+    pub fn ioctl(fd: ::c_int, request: ::c_int, ...) -> ::c_int;
+}
diff --git a/libc/src/unix/linux_like/linux/musl/b64/mod.rs b/libc/src/unix/linux_like/linux/musl/b64/mod.rs
index 12d5c84..e6a8fc8 100644
--- a/libc/src/unix/linux_like/linux/musl/b64/mod.rs
+++ b/libc/src/unix/linux_like/linux/musl/b64/mod.rs
@@ -132,187 +132,17 @@ s! {
 pub const __SIZEOF_PTHREAD_RWLOCK_T: usize = 56;
 pub const __SIZEOF_PTHREAD_MUTEX_T: usize = 40;
 
-pub const O_ASYNC: ::c_int = 0x2000;
-
 pub const RLIMIT_RSS: ::c_int = 5;
 pub const RLIMIT_NOFILE: ::c_int = 7;
 pub const RLIMIT_AS: ::c_int = 9;
 pub const RLIMIT_NPROC: ::c_int = 6;
 pub const RLIMIT_MEMLOCK: ::c_int = 8;
 
-pub const O_APPEND: ::c_int = 1024;
-pub const O_CREAT: ::c_int = 64;
-pub const O_EXCL: ::c_int = 128;
-pub const O_NOCTTY: ::c_int = 256;
-pub const O_NONBLOCK: ::c_int = 2048;
-pub const O_SYNC: ::c_int = 1052672;
-pub const O_RSYNC: ::c_int = 1052672;
-pub const O_DSYNC: ::c_int = 4096;
-
 pub const SOCK_NONBLOCK: ::c_int = 2048;
 
-pub const MAP_ANON: ::c_int = 0x0020;
-pub const MAP_GROWSDOWN: ::c_int = 0x0100;
-pub const MAP_DENYWRITE: ::c_int = 0x0800;
-pub const MAP_EXECUTABLE: ::c_int = 0x01000;
-pub const MAP_LOCKED: ::c_int = 0x02000;
-pub const MAP_NORESERVE: ::c_int = 0x04000;
-pub const MAP_POPULATE: ::c_int = 0x08000;
-pub const MAP_NONBLOCK: ::c_int = 0x010000;
-pub const MAP_STACK: ::c_int = 0x020000;
-
-pub const SOCK_STREAM: ::c_int = 1;
-pub const SOCK_DGRAM: ::c_int = 2;
 pub const SOCK_SEQPACKET: ::c_int = 5;
 
-pub const SOL_SOCKET: ::c_int = 1;
-
-pub const ENAMETOOLONG: ::c_int = 36;
-pub const ENOLCK: ::c_int = 37;
-pub const ENOSYS: ::c_int = 38;
-pub const ENOTEMPTY: ::c_int = 39;
-pub const ELOOP: ::c_int = 40;
-pub const ENOMSG: ::c_int = 42;
-pub const EIDRM: ::c_int = 43;
-pub const ECHRNG: ::c_int = 44;
-pub const EL2NSYNC: ::c_int = 45;
-pub const EL3HLT: ::c_int = 46;
-pub const EL3RST: ::c_int = 47;
-pub const ELNRNG: ::c_int = 48;
-pub const EUNATCH: ::c_int = 49;
-pub const ENOCSI: ::c_int = 50;
-pub const EL2HLT: ::c_int = 51;
-pub const EBADE: ::c_int = 52;
-pub const EBADR: ::c_int = 53;
-pub const EXFULL: ::c_int = 54;
-pub const ENOANO: ::c_int = 55;
-pub const EBADRQC: ::c_int = 56;
-pub const EBADSLT: ::c_int = 57;
-pub const EMULTIHOP: ::c_int = 72;
-pub const EBADMSG: ::c_int = 74;
-pub const EOVERFLOW: ::c_int = 75;
-pub const ENOTUNIQ: ::c_int = 76;
-pub const EBADFD: ::c_int = 77;
-pub const EREMCHG: ::c_int = 78;
-pub const ELIBACC: ::c_int = 79;
-pub const ELIBBAD: ::c_int = 80;
-pub const ELIBSCN: ::c_int = 81;
-pub const ELIBMAX: ::c_int = 82;
-pub const ELIBEXEC: ::c_int = 83;
-pub const EILSEQ: ::c_int = 84;
-pub const ERESTART: ::c_int = 85;
-pub const ESTRPIPE: ::c_int = 86;
-pub const EUSERS: ::c_int = 87;
-pub const ENOTSOCK: ::c_int = 88;
-pub const EDESTADDRREQ: ::c_int = 89;
-pub const EMSGSIZE: ::c_int = 90;
-pub const EPROTOTYPE: ::c_int = 91;
-pub const ENOPROTOOPT: ::c_int = 92;
-pub const EPROTONOSUPPORT: ::c_int = 93;
-pub const ESOCKTNOSUPPORT: ::c_int = 94;
-pub const EOPNOTSUPP: ::c_int = 95;
-pub const ENOTSUP: ::c_int = EOPNOTSUPP;
-pub const EPFNOSUPPORT: ::c_int = 96;
-pub const EAFNOSUPPORT: ::c_int = 97;
-pub const EADDRINUSE: ::c_int = 98;
-pub const EADDRNOTAVAIL: ::c_int = 99;
-pub const ENETDOWN: ::c_int = 100;
-pub const ENETUNREACH: ::c_int = 101;
-pub const ENETRESET: ::c_int = 102;
-pub const ECONNABORTED: ::c_int = 103;
-pub const ECONNRESET: ::c_int = 104;
-pub const ENOBUFS: ::c_int = 105;
-pub const EISCONN: ::c_int = 106;
-pub const ENOTCONN: ::c_int = 107;
-pub const ESHUTDOWN: ::c_int = 108;
-pub const ETOOMANYREFS: ::c_int = 109;
-pub const ETIMEDOUT: ::c_int = 110;
-pub const ECONNREFUSED: ::c_int = 111;
-pub const EHOSTDOWN: ::c_int = 112;
-pub const EHOSTUNREACH: ::c_int = 113;
-pub const EALREADY: ::c_int = 114;
-pub const EINPROGRESS: ::c_int = 115;
-pub const ESTALE: ::c_int = 116;
-pub const EUCLEAN: ::c_int = 117;
-pub const ENOTNAM: ::c_int = 118;
-pub const ENAVAIL: ::c_int = 119;
-pub const EISNAM: ::c_int = 120;
-pub const EREMOTEIO: ::c_int = 121;
-pub const EDQUOT: ::c_int = 122;
-pub const ENOMEDIUM: ::c_int = 123;
-pub const EMEDIUMTYPE: ::c_int = 124;
-pub const ECANCELED: ::c_int = 125;
-pub const ENOKEY: ::c_int = 126;
-pub const EKEYEXPIRED: ::c_int = 127;
-pub const EKEYREVOKED: ::c_int = 128;
-pub const EKEYREJECTED: ::c_int = 129;
-pub const EOWNERDEAD: ::c_int = 130;
-pub const ENOTRECOVERABLE: ::c_int = 131;
-pub const ERFKILL: ::c_int = 132;
-pub const EHWPOISON: ::c_int = 133;
-
-pub const SO_REUSEADDR: ::c_int = 2;
-pub const SO_TYPE: ::c_int = 3;
-pub const SO_ERROR: ::c_int = 4;
-pub const SO_DONTROUTE: ::c_int = 5;
-pub const SO_BROADCAST: ::c_int = 6;
-pub const SO_SNDBUF: ::c_int = 7;
-pub const SO_RCVBUF: ::c_int = 8;
-pub const SO_KEEPALIVE: ::c_int = 9;
-pub const SO_OOBINLINE: ::c_int = 10;
-pub const SO_NO_CHECK: ::c_int = 11;
-pub const SO_PRIORITY: ::c_int = 12;
-pub const SO_LINGER: ::c_int = 13;
-pub const SO_BSDCOMPAT: ::c_int = 14;
-pub const SO_REUSEPORT: ::c_int = 15;
-pub const SO_ACCEPTCONN: ::c_int = 30;
-pub const SO_SNDBUFFORCE: ::c_int = 32;
-pub const SO_RCVBUFFORCE: ::c_int = 33;
-pub const SO_PROTOCOL: ::c_int = 38;
-pub const SO_DOMAIN: ::c_int = 39;
-
-pub const SA_ONSTACK: ::c_int = 0x08000000;
-pub const SA_SIGINFO: ::c_int = 0x00000004;
-pub const SA_NOCLDWAIT: ::c_int = 0x00000002;
-
-pub const SIGCHLD: ::c_int = 17;
-pub const SIGBUS: ::c_int = 7;
-pub const SIGTTIN: ::c_int = 21;
-pub const SIGTTOU: ::c_int = 22;
-pub const SIGXCPU: ::c_int = 24;
-pub const SIGXFSZ: ::c_int = 25;
-pub const SIGVTALRM: ::c_int = 26;
-pub const SIGPROF: ::c_int = 27;
-pub const SIGWINCH: ::c_int = 28;
-pub const SIGUSR1: ::c_int = 10;
-pub const SIGUSR2: ::c_int = 12;
-pub const SIGCONT: ::c_int = 18;
-pub const SIGSTOP: ::c_int = 19;
-pub const SIGTSTP: ::c_int = 20;
-pub const SIGURG: ::c_int = 23;
-pub const SIGIO: ::c_int = 29;
-pub const SIGSYS: ::c_int = 31;
-pub const SIGSTKFLT: ::c_int = 16;
-pub const SIGPOLL: ::c_int = 29;
-pub const SIGPWR: ::c_int = 30;
-pub const SIG_SETMASK: ::c_int = 2;
-pub const SIG_BLOCK: ::c_int = 0x000000;
-pub const SIG_UNBLOCK: ::c_int = 0x01;
-
-pub const MAP_HUGETLB: ::c_int = 0x040000;
-
-pub const F_GETLK: ::c_int = 5;
-pub const F_GETOWN: ::c_int = 9;
-pub const F_SETLK: ::c_int = 6;
-pub const F_SETLKW: ::c_int = 7;
-pub const F_SETOWN: ::c_int = 8;
-
-pub const VEOF: usize = 4;
-
-pub const POLLWRNORM: ::c_short = 0x100;
-pub const POLLWRBAND: ::c_short = 0x200;
-
-extern {
+extern "C" {
     pub fn getrandom(
         buf: *mut ::c_void,
         buflen: ::size_t,
@@ -324,6 +154,9 @@ cfg_if! {
     if #[cfg(target_arch = "aarch64")] {
         mod aarch64;
         pub use self::aarch64::*;
+    } else if #[cfg(target_arch = "mips64")] {
+        mod mips64;
+        pub use self::mips64::*;
     } else if #[cfg(any(target_arch = "powerpc64"))] {
         mod powerpc64;
         pub use self::powerpc64::*;
diff --git a/libc/src/unix/linux_like/linux/musl/b64/powerpc64.rs b/libc/src/unix/linux_like/linux/musl/b64/powerpc64.rs
index 04ceb79..d27d703 100644
--- a/libc/src/unix/linux_like/linux/musl/b64/powerpc64.rs
+++ b/libc/src/unix/linux_like/linux/musl/b64/powerpc64.rs
@@ -62,10 +62,176 @@ s! {
 
 pub const MADV_SOFT_OFFLINE: ::c_int = 101;
 pub const MAP_32BIT: ::c_int = 0x0040;
+pub const O_APPEND: ::c_int = 1024;
 pub const O_DIRECT: ::c_int = 0x20000;
 pub const O_DIRECTORY: ::c_int = 0x4000;
 pub const O_LARGEFILE: ::c_int = 0x10000;
 pub const O_NOFOLLOW: ::c_int = 0x8000;
+pub const O_CREAT: ::c_int = 64;
+pub const O_EXCL: ::c_int = 128;
+pub const O_NOCTTY: ::c_int = 256;
+pub const O_NONBLOCK: ::c_int = 2048;
+pub const O_SYNC: ::c_int = 1052672;
+pub const O_RSYNC: ::c_int = 1052672;
+pub const O_DSYNC: ::c_int = 4096;
+pub const O_ASYNC: ::c_int = 0x2000;
+
+pub const ENAMETOOLONG: ::c_int = 36;
+pub const ENOLCK: ::c_int = 37;
+pub const ENOSYS: ::c_int = 38;
+pub const ENOTEMPTY: ::c_int = 39;
+pub const ELOOP: ::c_int = 40;
+pub const ENOMSG: ::c_int = 42;
+pub const EIDRM: ::c_int = 43;
+pub const ECHRNG: ::c_int = 44;
+pub const EL2NSYNC: ::c_int = 45;
+pub const EL3HLT: ::c_int = 46;
+pub const EL3RST: ::c_int = 47;
+pub const ELNRNG: ::c_int = 48;
+pub const EUNATCH: ::c_int = 49;
+pub const ENOCSI: ::c_int = 50;
+pub const EL2HLT: ::c_int = 51;
+pub const EBADE: ::c_int = 52;
+pub const EBADR: ::c_int = 53;
+pub const EXFULL: ::c_int = 54;
+pub const ENOANO: ::c_int = 55;
+pub const EBADRQC: ::c_int = 56;
+pub const EBADSLT: ::c_int = 57;
+pub const EMULTIHOP: ::c_int = 72;
+pub const EBADMSG: ::c_int = 74;
+pub const EOVERFLOW: ::c_int = 75;
+pub const ENOTUNIQ: ::c_int = 76;
+pub const EBADFD: ::c_int = 77;
+pub const EREMCHG: ::c_int = 78;
+pub const ELIBACC: ::c_int = 79;
+pub const ELIBBAD: ::c_int = 80;
+pub const ELIBSCN: ::c_int = 81;
+pub const ELIBMAX: ::c_int = 82;
+pub const ELIBEXEC: ::c_int = 83;
+pub const EILSEQ: ::c_int = 84;
+pub const ERESTART: ::c_int = 85;
+pub const ESTRPIPE: ::c_int = 86;
+pub const EUSERS: ::c_int = 87;
+pub const ENOTSOCK: ::c_int = 88;
+pub const EDESTADDRREQ: ::c_int = 89;
+pub const EMSGSIZE: ::c_int = 90;
+pub const EPROTOTYPE: ::c_int = 91;
+pub const ENOPROTOOPT: ::c_int = 92;
+pub const EPROTONOSUPPORT: ::c_int = 93;
+pub const ESOCKTNOSUPPORT: ::c_int = 94;
+pub const EOPNOTSUPP: ::c_int = 95;
+pub const ENOTSUP: ::c_int = EOPNOTSUPP;
+pub const EPFNOSUPPORT: ::c_int = 96;
+pub const EAFNOSUPPORT: ::c_int = 97;
+pub const EADDRINUSE: ::c_int = 98;
+pub const EADDRNOTAVAIL: ::c_int = 99;
+pub const ENETDOWN: ::c_int = 100;
+pub const ENETUNREACH: ::c_int = 101;
+pub const ENETRESET: ::c_int = 102;
+pub const ECONNABORTED: ::c_int = 103;
+pub const ECONNRESET: ::c_int = 104;
+pub const ENOBUFS: ::c_int = 105;
+pub const EISCONN: ::c_int = 106;
+pub const ENOTCONN: ::c_int = 107;
+pub const ESHUTDOWN: ::c_int = 108;
+pub const ETOOMANYREFS: ::c_int = 109;
+pub const ETIMEDOUT: ::c_int = 110;
+pub const ECONNREFUSED: ::c_int = 111;
+pub const EHOSTDOWN: ::c_int = 112;
+pub const EHOSTUNREACH: ::c_int = 113;
+pub const EALREADY: ::c_int = 114;
+pub const EINPROGRESS: ::c_int = 115;
+pub const ESTALE: ::c_int = 116;
+pub const EUCLEAN: ::c_int = 117;
+pub const ENOTNAM: ::c_int = 118;
+pub const ENAVAIL: ::c_int = 119;
+pub const EISNAM: ::c_int = 120;
+pub const EREMOTEIO: ::c_int = 121;
+pub const EDQUOT: ::c_int = 122;
+pub const ENOMEDIUM: ::c_int = 123;
+pub const EMEDIUMTYPE: ::c_int = 124;
+pub const ECANCELED: ::c_int = 125;
+pub const ENOKEY: ::c_int = 126;
+pub const EKEYEXPIRED: ::c_int = 127;
+pub const EKEYREVOKED: ::c_int = 128;
+pub const EKEYREJECTED: ::c_int = 129;
+pub const EOWNERDEAD: ::c_int = 130;
+pub const ENOTRECOVERABLE: ::c_int = 131;
+pub const ERFKILL: ::c_int = 132;
+pub const EHWPOISON: ::c_int = 133;
+
+pub const MAP_ANON: ::c_int = 0x0020;
+pub const MAP_GROWSDOWN: ::c_int = 0x0100;
+pub const MAP_DENYWRITE: ::c_int = 0x0800;
+pub const MAP_EXECUTABLE: ::c_int = 0x01000;
+pub const MAP_LOCKED: ::c_int = 0x02000;
+pub const MAP_NORESERVE: ::c_int = 0x04000;
+pub const MAP_POPULATE: ::c_int = 0x08000;
+pub const MAP_NONBLOCK: ::c_int = 0x010000;
+pub const MAP_STACK: ::c_int = 0x020000;
+pub const MAP_HUGETLB: ::c_int = 0x040000;
+
+pub const SOCK_STREAM: ::c_int = 1;
+pub const SOCK_DGRAM: ::c_int = 2;
+pub const SOL_SOCKET: ::c_int = 1;
+pub const SO_REUSEADDR: ::c_int = 2;
+pub const SO_TYPE: ::c_int = 3;
+pub const SO_ERROR: ::c_int = 4;
+pub const SO_DONTROUTE: ::c_int = 5;
+pub const SO_BROADCAST: ::c_int = 6;
+pub const SO_SNDBUF: ::c_int = 7;
+pub const SO_RCVBUF: ::c_int = 8;
+pub const SO_KEEPALIVE: ::c_int = 9;
+pub const SO_OOBINLINE: ::c_int = 10;
+pub const SO_NO_CHECK: ::c_int = 11;
+pub const SO_PRIORITY: ::c_int = 12;
+pub const SO_LINGER: ::c_int = 13;
+pub const SO_BSDCOMPAT: ::c_int = 14;
+pub const SO_REUSEPORT: ::c_int = 15;
+pub const SO_ACCEPTCONN: ::c_int = 30;
+pub const SO_SNDBUFFORCE: ::c_int = 32;
+pub const SO_RCVBUFFORCE: ::c_int = 33;
+pub const SO_PROTOCOL: ::c_int = 38;
+pub const SO_DOMAIN: ::c_int = 39;
+
+pub const SA_ONSTACK: ::c_int = 0x08000000;
+pub const SA_SIGINFO: ::c_int = 0x00000004;
+pub const SA_NOCLDWAIT: ::c_int = 0x00000002;
+
+pub const SIGCHLD: ::c_int = 17;
+pub const SIGBUS: ::c_int = 7;
+pub const SIGTTIN: ::c_int = 21;
+pub const SIGTTOU: ::c_int = 22;
+pub const SIGXCPU: ::c_int = 24;
+pub const SIGXFSZ: ::c_int = 25;
+pub const SIGVTALRM: ::c_int = 26;
+pub const SIGPROF: ::c_int = 27;
+pub const SIGWINCH: ::c_int = 28;
+pub const SIGUSR1: ::c_int = 10;
+pub const SIGUSR2: ::c_int = 12;
+pub const SIGCONT: ::c_int = 18;
+pub const SIGSTOP: ::c_int = 19;
+pub const SIGTSTP: ::c_int = 20;
+pub const SIGURG: ::c_int = 23;
+pub const SIGIO: ::c_int = 29;
+pub const SIGSYS: ::c_int = 31;
+pub const SIGSTKFLT: ::c_int = 16;
+pub const SIGPOLL: ::c_int = 29;
+pub const SIGPWR: ::c_int = 30;
+pub const SIG_SETMASK: ::c_int = 2;
+pub const SIG_BLOCK: ::c_int = 0x000000;
+pub const SIG_UNBLOCK: ::c_int = 0x01;
+
+pub const F_GETLK: ::c_int = 5;
+pub const F_GETOWN: ::c_int = 9;
+pub const F_SETLK: ::c_int = 6;
+pub const F_SETLKW: ::c_int = 7;
+pub const F_SETOWN: ::c_int = 8;
+
+pub const VEOF: usize = 4;
+
+pub const POLLWRNORM: ::c_short = 0x100;
+pub const POLLWRBAND: ::c_short = 0x200;
 
 pub const SIGSTKSZ: ::size_t = 10240;
 pub const MINSIGSTKSZ: ::size_t = 4096;
@@ -430,6 +596,7 @@ pub const SYS_copy_file_range: ::c_long = 379;
 pub const SYS_preadv2: ::c_long = 380;
 pub const SYS_pwritev2: ::c_long = 381;
 pub const SYS_kexec_file_load: ::c_long = 382;
+pub const SYS_statx: ::c_long = 383;
 
 pub const FIOCLEX: ::c_int = 0x20006601;
 pub const FIONCLEX: ::c_int = 0x20006602;
@@ -501,12 +668,12 @@ pub const CBAUD: ::tcflag_t = 0xff;
 pub const TAB1: ::c_int = 0x400;
 pub const TAB2: ::c_int = 0x800;
 pub const TAB3: ::c_int = 0xc00;
-pub const CR1: ::c_int  = 0x1000;
-pub const CR2: ::c_int  = 0x2000;
-pub const CR3: ::c_int  = 0x3000;
-pub const FF1: ::c_int  = 0x4000;
-pub const BS1: ::c_int  = 0x8000;
-pub const VT1: ::c_int  = 0x10000;
+pub const CR1: ::c_int = 0x1000;
+pub const CR2: ::c_int = 0x2000;
+pub const CR3: ::c_int = 0x3000;
+pub const FF1: ::c_int = 0x4000;
+pub const BS1: ::c_int = 0x8000;
+pub const VT1: ::c_int = 0x10000;
 pub const VWERASE: usize = 10;
 pub const VREPRINT: usize = 11;
 pub const VSUSP: usize = 12;
@@ -542,14 +709,14 @@ pub const NOFLSH: ::tcflag_t = 0x80000000;
 pub const CIBAUD: ::tcflag_t = 0o77600000;
 pub const CBAUDEX: ::tcflag_t = 0o0000020;
 pub const VSWTC: usize = 9;
-pub const OLCUC:  ::tcflag_t = 0o000004;
-pub const NLDLY:  ::tcflag_t = 0o0001400;
-pub const CRDLY:  ::tcflag_t = 0o0030000;
+pub const OLCUC: ::tcflag_t = 0o000004;
+pub const NLDLY: ::tcflag_t = 0o0001400;
+pub const CRDLY: ::tcflag_t = 0o0030000;
 pub const TABDLY: ::tcflag_t = 0o0006000;
-pub const BSDLY:  ::tcflag_t = 0o0100000;
-pub const FFDLY:  ::tcflag_t = 0o0040000;
-pub const VTDLY:  ::tcflag_t = 0o0200000;
-pub const XTABS:  ::tcflag_t = 0o00006000;
+pub const BSDLY: ::tcflag_t = 0o0100000;
+pub const FFDLY: ::tcflag_t = 0o0040000;
+pub const VTDLY: ::tcflag_t = 0o0200000;
+pub const XTABS: ::tcflag_t = 0o00006000;
 
 pub const B57600: ::speed_t = 0o00020;
 pub const B115200: ::speed_t = 0o00021;
@@ -567,6 +734,6 @@ pub const B3000000: ::speed_t = 0o00034;
 pub const B3500000: ::speed_t = 0o00035;
 pub const B4000000: ::speed_t = 0o00036;
 
-extern {
+extern "C" {
     pub fn ioctl(fd: ::c_int, request: ::c_int, ...) -> ::c_int;
 }
diff --git a/libc/src/unix/linux_like/linux/musl/b64/x86_64/align.rs b/libc/src/unix/linux_like/linux/musl/b64/x86_64/align.rs
new file mode 100644
index 0000000..7ca870f
--- /dev/null
+++ b/libc/src/unix/linux_like/linux/musl/b64/x86_64/align.rs
@@ -0,0 +1,7 @@
+s_no_extra_traits! {
+    #[allow(missing_debug_implementations)]
+    #[repr(align(16))]
+    pub struct max_align_t {
+        priv_: [f64; 4]
+    }
+}
diff --git a/libc/src/unix/linux_like/linux/musl/b64/x86_64.rs b/libc/src/unix/linux_like/linux/musl/b64/x86_64/mod.rs
index b4023f7..ff9300c 100644
--- a/libc/src/unix/linux_like/linux/musl/b64/x86_64.rs
+++ b/libc/src/unix/linux_like/linux/musl/b64/x86_64/mod.rs
@@ -3,6 +3,7 @@ pub type wchar_t = i32;
 pub type nlink_t = u64;
 pub type blksize_t = ::c_long;
 pub type __u64 = ::c_ulonglong;
+pub type greg_t = i64;
 
 s! {
     pub struct stat {
@@ -47,8 +48,64 @@ s! {
         __reserved: [::c_long; 3],
     }
 
+    pub struct user_regs_struct {
+        pub r15: ::c_ulong,
+        pub r14: ::c_ulong,
+        pub r13: ::c_ulong,
+        pub r12: ::c_ulong,
+        pub rbp: ::c_ulong,
+        pub rbx: ::c_ulong,
+        pub r11: ::c_ulong,
+        pub r10: ::c_ulong,
+        pub r9: ::c_ulong,
+        pub r8: ::c_ulong,
+        pub rax: ::c_ulong,
+        pub rcx: ::c_ulong,
+        pub rdx: ::c_ulong,
+        pub rsi: ::c_ulong,
+        pub rdi: ::c_ulong,
+        pub orig_rax: ::c_ulong,
+        pub rip: ::c_ulong,
+        pub cs: ::c_ulong,
+        pub eflags: ::c_ulong,
+        pub rsp: ::c_ulong,
+        pub ss: ::c_ulong,
+        pub fs_base: ::c_ulong,
+        pub gs_base: ::c_ulong,
+        pub ds: ::c_ulong,
+        pub es: ::c_ulong,
+        pub fs: ::c_ulong,
+        pub gs: ::c_ulong,
+    }
+
+    pub struct user {
+        pub regs: user_regs_struct,
+        pub u_fpvalid: ::c_int,
+        pub i387: user_fpregs_struct,
+        pub u_tsize: ::c_ulong,
+        pub u_dsize: ::c_ulong,
+        pub u_ssize: ::c_ulong,
+        pub start_code: ::c_ulong,
+        pub start_stack: ::c_ulong,
+        pub signal: ::c_long,
+        __reserved: ::c_int,
+        #[cfg(target_pointer_width = "32")]
+        __pad1: u32,
+        pub u_ar0: *mut user_regs_struct,
+        #[cfg(target_pointer_width = "32")]
+        __pad2: u32,
+        pub u_fpstate: *mut user_fpregs_struct,
+        pub magic: ::c_ulong,
+        pub u_comm: [::c_char; 32],
+        pub u_debugreg: [::c_ulong; 8],
+    }
+
+    // GitHub repo: ifduyue/musl/
+    // commit: b4b1e10364c8737a632be61582e05a8d3acf5690
+    // file: arch/x86_64/bits/signal.h#L80-L84
     pub struct mcontext_t {
-        __private: [u64; 32],
+        pub gregs: [greg_t; 23],
+        __private: [u64; 9],
     }
 
     pub struct ipc_perm {
@@ -64,7 +121,21 @@ s! {
     }
 }
 
-s_no_extra_traits!{
+s_no_extra_traits! {
+    pub struct user_fpregs_struct {
+        pub cwd: ::c_ushort,
+        pub swd: ::c_ushort,
+        pub ftw: ::c_ushort,
+        pub fop: ::c_ushort,
+        pub rip: ::c_ulong,
+        pub rdp: ::c_ulong,
+        pub mxcsr: ::c_uint,
+        pub mxcr_mask: ::c_uint,
+        pub st_space: [::c_uint; 32],
+        pub xmm_space: [::c_uint; 64],
+        padding: [::c_uint; 24],
+    }
+
     pub struct ucontext_t {
         pub uc_flags: ::c_ulong,
         pub uc_link: *mut ucontext_t,
@@ -77,6 +148,60 @@ s_no_extra_traits!{
 
 cfg_if! {
     if #[cfg(feature = "extra_traits")] {
+        impl PartialEq for user_fpregs_struct {
+            fn eq(&self, other: &user_fpregs_struct) -> bool {
+                self.cwd == other.cwd
+                    && self.swd == other.swd
+                    && self.ftw == other.ftw
+                    && self.fop == other.fop
+                    && self.rip == other.rip
+                    && self.rdp == other.rdp
+                    && self.mxcsr == other.mxcsr
+                    && self.mxcr_mask == other.mxcr_mask
+                    && self.st_space == other.st_space
+                    && self
+                    .xmm_space
+                    .iter()
+                    .zip(other.xmm_space.iter())
+                    .all(|(a,b)| a == b)
+                // Ignore padding field
+            }
+        }
+
+        impl Eq for user_fpregs_struct {}
+
+        impl ::fmt::Debug for user_fpregs_struct {
+            fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
+                f.debug_struct("user_fpregs_struct")
+                    .field("cwd", &self.cwd)
+                    .field("ftw", &self.ftw)
+                    .field("fop", &self.fop)
+                    .field("rip", &self.rip)
+                    .field("rdp", &self.rdp)
+                    .field("mxcsr", &self.mxcsr)
+                    .field("mxcr_mask", &self.mxcr_mask)
+                    .field("st_space", &self.st_space)
+                // FIXME: .field("xmm_space", &self.xmm_space)
+                // Ignore padding field
+                    .finish()
+            }
+        }
+
+        impl ::hash::Hash for user_fpregs_struct {
+            fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
+                self.cwd.hash(state);
+                self.ftw.hash(state);
+                self.fop.hash(state);
+                self.rip.hash(state);
+                self.rdp.hash(state);
+                self.mxcsr.hash(state);
+                self.mxcr_mask.hash(state);
+                self.st_space.hash(state);
+                self.xmm_space.hash(state);
+                // Ignore padding field
+            }
+        }
+
         impl PartialEq for ucontext_t {
             fn eq(&self, other: &ucontext_t) -> bool {
                 self.uc_flags == other.uc_flags
@@ -451,8 +576,10 @@ pub const SYS_mlock2: ::c_long = 325;
 pub const SYS_copy_file_range: ::c_long = 326;
 pub const SYS_preadv2: ::c_long = 327;
 pub const SYS_pwritev2: ::c_long = 328;
-// FIXME syscalls 329-331 have been added in musl 1.16
-// See discussion https://github.com/rust-lang/libc/pull/699
+pub const SYS_pkey_mprotect: ::c_long = 329;
+pub const SYS_pkey_alloc: ::c_long = 330;
+pub const SYS_pkey_free: ::c_long = 331;
+pub const SYS_statx: ::c_long = 332;
 
 // offsets in user_regs_structs, from sys/reg.h
 pub const R15: ::c_int = 0;
@@ -483,12 +610,49 @@ pub const ES: ::c_int = 24;
 pub const FS: ::c_int = 25;
 pub const GS: ::c_int = 26;
 
+// offsets in mcontext_t.gregs from bits/signal.h
+// GitHub repo: ifduyue/musl/
+// commit: b4b1e10364c8737a632be61582e05a8d3acf5690
+// file: arch/x86_64/bits/signal.h#L9-L56
+pub const REG_R8: ::c_int = 0;
+pub const REG_R9: ::c_int = 1;
+pub const REG_R10: ::c_int = 2;
+pub const REG_R11: ::c_int = 3;
+pub const REG_R12: ::c_int = 4;
+pub const REG_R13: ::c_int = 5;
+pub const REG_R14: ::c_int = 6;
+pub const REG_R15: ::c_int = 7;
+pub const REG_RDI: ::c_int = 8;
+pub const REG_RSI: ::c_int = 9;
+pub const REG_RBP: ::c_int = 10;
+pub const REG_RBX: ::c_int = 11;
+pub const REG_RDX: ::c_int = 12;
+pub const REG_RAX: ::c_int = 13;
+pub const REG_RCX: ::c_int = 14;
+pub const REG_RSP: ::c_int = 15;
+pub const REG_RIP: ::c_int = 16;
+pub const REG_EFL: ::c_int = 17;
+pub const REG_CSGSFS: ::c_int = 18;
+pub const REG_ERR: ::c_int = 19;
+pub const REG_TRAPNO: ::c_int = 20;
+pub const REG_OLDMASK: ::c_int = 21;
+pub const REG_CR2: ::c_int = 22;
+
 pub const MADV_SOFT_OFFLINE: ::c_int = 101;
 pub const MAP_32BIT: ::c_int = 0x0040;
+pub const O_APPEND: ::c_int = 1024;
 pub const O_DIRECT: ::c_int = 0x4000;
 pub const O_DIRECTORY: ::c_int = 0x10000;
 pub const O_LARGEFILE: ::c_int = 0;
 pub const O_NOFOLLOW: ::c_int = 0x20000;
+pub const O_CREAT: ::c_int = 64;
+pub const O_EXCL: ::c_int = 128;
+pub const O_NOCTTY: ::c_int = 256;
+pub const O_NONBLOCK: ::c_int = 2048;
+pub const O_SYNC: ::c_int = 1052672;
+pub const O_RSYNC: ::c_int = 1052672;
+pub const O_DSYNC: ::c_int = 4096;
+pub const O_ASYNC: ::c_int = 0x2000;
 
 pub const TIOCGRS485: ::c_int = 0x542E;
 pub const TIOCSRS485: ::c_int = 0x542F;
@@ -496,6 +660,163 @@ pub const TIOCSRS485: ::c_int = 0x542F;
 pub const SIGSTKSZ: ::size_t = 8192;
 pub const MINSIGSTKSZ: ::size_t = 2048;
 
+pub const ENAMETOOLONG: ::c_int = 36;
+pub const ENOLCK: ::c_int = 37;
+pub const ENOSYS: ::c_int = 38;
+pub const ENOTEMPTY: ::c_int = 39;
+pub const ELOOP: ::c_int = 40;
+pub const ENOMSG: ::c_int = 42;
+pub const EIDRM: ::c_int = 43;
+pub const ECHRNG: ::c_int = 44;
+pub const EL2NSYNC: ::c_int = 45;
+pub const EL3HLT: ::c_int = 46;
+pub const EL3RST: ::c_int = 47;
+pub const ELNRNG: ::c_int = 48;
+pub const EUNATCH: ::c_int = 49;
+pub const ENOCSI: ::c_int = 50;
+pub const EL2HLT: ::c_int = 51;
+pub const EBADE: ::c_int = 52;
+pub const EBADR: ::c_int = 53;
+pub const EXFULL: ::c_int = 54;
+pub const ENOANO: ::c_int = 55;
+pub const EBADRQC: ::c_int = 56;
+pub const EBADSLT: ::c_int = 57;
+pub const EMULTIHOP: ::c_int = 72;
+pub const EBADMSG: ::c_int = 74;
+pub const EOVERFLOW: ::c_int = 75;
+pub const ENOTUNIQ: ::c_int = 76;
+pub const EBADFD: ::c_int = 77;
+pub const EREMCHG: ::c_int = 78;
+pub const ELIBACC: ::c_int = 79;
+pub const ELIBBAD: ::c_int = 80;
+pub const ELIBSCN: ::c_int = 81;
+pub const ELIBMAX: ::c_int = 82;
+pub const ELIBEXEC: ::c_int = 83;
+pub const EILSEQ: ::c_int = 84;
+pub const ERESTART: ::c_int = 85;
+pub const ESTRPIPE: ::c_int = 86;
+pub const EUSERS: ::c_int = 87;
+pub const ENOTSOCK: ::c_int = 88;
+pub const EDESTADDRREQ: ::c_int = 89;
+pub const EMSGSIZE: ::c_int = 90;
+pub const EPROTOTYPE: ::c_int = 91;
+pub const ENOPROTOOPT: ::c_int = 92;
+pub const EPROTONOSUPPORT: ::c_int = 93;
+pub const ESOCKTNOSUPPORT: ::c_int = 94;
+pub const EOPNOTSUPP: ::c_int = 95;
+pub const ENOTSUP: ::c_int = EOPNOTSUPP;
+pub const EPFNOSUPPORT: ::c_int = 96;
+pub const EAFNOSUPPORT: ::c_int = 97;
+pub const EADDRINUSE: ::c_int = 98;
+pub const EADDRNOTAVAIL: ::c_int = 99;
+pub const ENETDOWN: ::c_int = 100;
+pub const ENETUNREACH: ::c_int = 101;
+pub const ENETRESET: ::c_int = 102;
+pub const ECONNABORTED: ::c_int = 103;
+pub const ECONNRESET: ::c_int = 104;
+pub const ENOBUFS: ::c_int = 105;
+pub const EISCONN: ::c_int = 106;
+pub const ENOTCONN: ::c_int = 107;
+pub const ESHUTDOWN: ::c_int = 108;
+pub const ETOOMANYREFS: ::c_int = 109;
+pub const ETIMEDOUT: ::c_int = 110;
+pub const ECONNREFUSED: ::c_int = 111;
+pub const EHOSTDOWN: ::c_int = 112;
+pub const EHOSTUNREACH: ::c_int = 113;
+pub const EALREADY: ::c_int = 114;
+pub const EINPROGRESS: ::c_int = 115;
+pub const ESTALE: ::c_int = 116;
+pub const EUCLEAN: ::c_int = 117;
+pub const ENOTNAM: ::c_int = 118;
+pub const ENAVAIL: ::c_int = 119;
+pub const EISNAM: ::c_int = 120;
+pub const EREMOTEIO: ::c_int = 121;
+pub const EDQUOT: ::c_int = 122;
+pub const ENOMEDIUM: ::c_int = 123;
+pub const EMEDIUMTYPE: ::c_int = 124;
+pub const ECANCELED: ::c_int = 125;
+pub const ENOKEY: ::c_int = 126;
+pub const EKEYEXPIRED: ::c_int = 127;
+pub const EKEYREVOKED: ::c_int = 128;
+pub const EKEYREJECTED: ::c_int = 129;
+pub const EOWNERDEAD: ::c_int = 130;
+pub const ENOTRECOVERABLE: ::c_int = 131;
+pub const ERFKILL: ::c_int = 132;
+pub const EHWPOISON: ::c_int = 133;
+
+pub const SA_ONSTACK: ::c_int = 0x08000000;
+pub const SA_SIGINFO: ::c_int = 0x00000004;
+pub const SA_NOCLDWAIT: ::c_int = 0x00000002;
+
+pub const SIGCHLD: ::c_int = 17;
+pub const SIGBUS: ::c_int = 7;
+pub const SIGTTIN: ::c_int = 21;
+pub const SIGTTOU: ::c_int = 22;
+pub const SIGXCPU: ::c_int = 24;
+pub const SIGXFSZ: ::c_int = 25;
+pub const SIGVTALRM: ::c_int = 26;
+pub const SIGPROF: ::c_int = 27;
+pub const SIGWINCH: ::c_int = 28;
+pub const SIGUSR1: ::c_int = 10;
+pub const SIGUSR2: ::c_int = 12;
+pub const SIGCONT: ::c_int = 18;
+pub const SIGSTOP: ::c_int = 19;
+pub const SIGTSTP: ::c_int = 20;
+pub const SIGURG: ::c_int = 23;
+pub const SIGIO: ::c_int = 29;
+pub const SIGSYS: ::c_int = 31;
+pub const SIGSTKFLT: ::c_int = 16;
+pub const SIGPOLL: ::c_int = 29;
+pub const SIGPWR: ::c_int = 30;
+pub const SIG_SETMASK: ::c_int = 2;
+pub const SIG_BLOCK: ::c_int = 0x000000;
+pub const SIG_UNBLOCK: ::c_int = 0x01;
+
+pub const F_GETLK: ::c_int = 5;
+pub const F_GETOWN: ::c_int = 9;
+pub const F_SETLK: ::c_int = 6;
+pub const F_SETLKW: ::c_int = 7;
+pub const F_SETOWN: ::c_int = 8;
+
+pub const VEOF: usize = 4;
+
+pub const POLLWRNORM: ::c_short = 0x100;
+pub const POLLWRBAND: ::c_short = 0x200;
+
+pub const SOCK_STREAM: ::c_int = 1;
+pub const SOCK_DGRAM: ::c_int = 2;
+pub const SOL_SOCKET: ::c_int = 1;
+pub const SO_REUSEADDR: ::c_int = 2;
+pub const SO_TYPE: ::c_int = 3;
+pub const SO_ERROR: ::c_int = 4;
+pub const SO_DONTROUTE: ::c_int = 5;
+pub const SO_BROADCAST: ::c_int = 6;
+pub const SO_SNDBUF: ::c_int = 7;
+pub const SO_RCVBUF: ::c_int = 8;
+pub const SO_KEEPALIVE: ::c_int = 9;
+pub const SO_OOBINLINE: ::c_int = 10;
+pub const SO_NO_CHECK: ::c_int = 11;
+pub const SO_PRIORITY: ::c_int = 12;
+pub const SO_LINGER: ::c_int = 13;
+pub const SO_BSDCOMPAT: ::c_int = 14;
+pub const SO_REUSEPORT: ::c_int = 15;
+pub const SO_ACCEPTCONN: ::c_int = 30;
+pub const SO_SNDBUFFORCE: ::c_int = 32;
+pub const SO_RCVBUFFORCE: ::c_int = 33;
+pub const SO_PROTOCOL: ::c_int = 38;
+pub const SO_DOMAIN: ::c_int = 39;
+
+pub const MAP_ANON: ::c_int = 0x0020;
+pub const MAP_GROWSDOWN: ::c_int = 0x0100;
+pub const MAP_DENYWRITE: ::c_int = 0x0800;
+pub const MAP_EXECUTABLE: ::c_int = 0x01000;
+pub const MAP_LOCKED: ::c_int = 0x02000;
+pub const MAP_NORESERVE: ::c_int = 0x04000;
+pub const MAP_POPULATE: ::c_int = 0x08000;
+pub const MAP_NONBLOCK: ::c_int = 0x010000;
+pub const MAP_STACK: ::c_int = 0x020000;
+pub const MAP_HUGETLB: ::c_int = 0x040000;
+
 pub const RLIMIT_NLIMITS: ::c_int = 15;
 pub const TIOCINQ: ::c_int = ::FIONREAD;
 pub const MCL_CURRENT: ::c_int = 0x0001;
@@ -504,12 +825,12 @@ pub const CBAUD: ::tcflag_t = 0o0010017;
 pub const TAB1: ::c_int = 0x00000800;
 pub const TAB2: ::c_int = 0x00001000;
 pub const TAB3: ::c_int = 0x00001800;
-pub const CR1: ::c_int  = 0x00000200;
-pub const CR2: ::c_int  = 0x00000400;
-pub const CR3: ::c_int  = 0x00000600;
-pub const FF1: ::c_int  = 0x00008000;
-pub const BS1: ::c_int  = 0x00002000;
-pub const VT1: ::c_int  = 0x00004000;
+pub const CR1: ::c_int = 0x00000200;
+pub const CR2: ::c_int = 0x00000400;
+pub const CR3: ::c_int = 0x00000600;
+pub const FF1: ::c_int = 0x00008000;
+pub const BS1: ::c_int = 0x00002000;
+pub const VT1: ::c_int = 0x00004000;
 pub const VWERASE: usize = 14;
 pub const VREPRINT: usize = 12;
 pub const VSUSP: usize = 10;
@@ -543,14 +864,14 @@ pub const NOFLSH: ::tcflag_t = 0x00000080;
 pub const CIBAUD: ::tcflag_t = 0o02003600000;
 pub const CBAUDEX: ::tcflag_t = 0o010000;
 pub const VSWTC: usize = 7;
-pub const OLCUC:  ::tcflag_t = 0o000002;
-pub const NLDLY:  ::tcflag_t = 0o000400;
-pub const CRDLY:  ::tcflag_t = 0o003000;
+pub const OLCUC: ::tcflag_t = 0o000002;
+pub const NLDLY: ::tcflag_t = 0o000400;
+pub const CRDLY: ::tcflag_t = 0o003000;
 pub const TABDLY: ::tcflag_t = 0o014000;
-pub const BSDLY:  ::tcflag_t = 0o020000;
-pub const FFDLY:  ::tcflag_t = 0o100000;
-pub const VTDLY:  ::tcflag_t = 0o040000;
-pub const XTABS:  ::tcflag_t = 0o014000;
+pub const BSDLY: ::tcflag_t = 0o020000;
+pub const FFDLY: ::tcflag_t = 0o100000;
+pub const VTDLY: ::tcflag_t = 0o040000;
+pub const XTABS: ::tcflag_t = 0o014000;
 pub const B57600: ::speed_t = 0o010001;
 pub const B115200: ::speed_t = 0o010002;
 pub const B230400: ::speed_t = 0o010003;
@@ -628,7 +949,13 @@ pub const TIOCM_DSR: ::c_int = 0x100;
 pub const TIOCM_CD: ::c_int = TIOCM_CAR;
 pub const TIOCM_RI: ::c_int = TIOCM_RNG;
 
-extern {
+extern "C" {
     pub fn ioctl(fd: ::c_int, request: ::c_int, ...) -> ::c_int;
 }
 
+cfg_if! {
+    if #[cfg(libc_align)] {
+        mod align;
+        pub use self::align::*;
+    }
+}
diff --git a/libc/src/unix/linux_like/linux/musl/mod.rs b/libc/src/unix/linux_like/linux/musl/mod.rs
index e47af4f..2c5d375 100644
--- a/libc/src/unix/linux_like/linux/musl/mod.rs
+++ b/libc/src/unix/linux_like/linux/musl/mod.rs
@@ -13,6 +13,8 @@ pub type fsblkcnt_t = ::c_ulonglong;
 pub type fsfilcnt_t = ::c_ulonglong;
 pub type rlim_t = ::c_ulonglong;
 
+pub type flock64 = flock;
+
 impl siginfo_t {
     pub unsafe fn si_addr(&self) -> *mut ::c_void {
         #[repr(C)]
@@ -20,7 +22,7 @@ impl siginfo_t {
             _si_signo: ::c_int,
             _si_errno: ::c_int,
             _si_code: ::c_int,
-            si_addr: *mut ::c_void
+            si_addr: *mut ::c_void,
         }
 
         (*(self as *const siginfo_t as *const siginfo_sigfault)).si_addr
@@ -109,7 +111,7 @@ s! {
     }
 }
 
-s_no_extra_traits!{
+s_no_extra_traits! {
     pub struct sysinfo {
         pub uptime: ::c_ulong,
         pub loads: [::c_ulong; 3],
@@ -270,10 +272,7 @@ pub const TCP_REPAIR_OPTIONS: ::c_int = 22;
 pub const TCP_FASTOPEN: ::c_int = 23;
 pub const TCP_TIMESTAMP: ::c_int = 24;
 
-#[deprecated(
-    since = "0.2.55",
-    note = "Use SIGSYS instead"
-)]
+#[deprecated(since = "0.2.55", note = "Use SIGSYS instead")]
 pub const SIGUNUSED: ::c_int = ::SIGSYS;
 
 pub const __SIZEOF_PTHREAD_CONDATTR_T: usize = 4;
@@ -370,45 +369,59 @@ pub const RLIMIT_MSGQUEUE: ::c_int = 12;
 pub const RLIMIT_NICE: ::c_int = 13;
 pub const RLIMIT_RTPRIO: ::c_int = 14;
 
-extern {
-    pub fn sendmmsg(sockfd: ::c_int, msgvec: *mut ::mmsghdr, vlen: ::c_uint,
-                    flags: ::c_uint) -> ::c_int;
-    pub fn recvmmsg(sockfd: ::c_int, msgvec: *mut ::mmsghdr, vlen: ::c_uint,
-                    flags: ::c_uint, timeout: *mut ::timespec) -> ::c_int;
-
-    pub fn getrlimit64(resource: ::c_int,
-                       rlim: *mut ::rlimit64) -> ::c_int;
-    pub fn setrlimit64(resource: ::c_int,
-                       rlim: *const ::rlimit64) -> ::c_int;
-    pub fn getrlimit(resource: ::c_int,
-                     rlim: *mut ::rlimit) -> ::c_int;
-    pub fn setrlimit(resource: ::c_int,
-                     rlim: *const ::rlimit) -> ::c_int;
-    pub fn prlimit(pid: ::pid_t,
-                   resource: ::c_int, new_limit: *const ::rlimit,
-                   old_limit: *mut ::rlimit) -> ::c_int;
-    pub fn prlimit64(pid: ::pid_t,
-                     resource: ::c_int,
-                     new_limit: *const ::rlimit64,
-                     old_limit: *mut ::rlimit64) -> ::c_int;
-
-    pub fn gettimeofday(tp: *mut ::timeval,
-                        tz: *mut ::c_void) -> ::c_int;
+extern "C" {
+    pub fn sendmmsg(
+        sockfd: ::c_int,
+        msgvec: *mut ::mmsghdr,
+        vlen: ::c_uint,
+        flags: ::c_uint,
+    ) -> ::c_int;
+    pub fn recvmmsg(
+        sockfd: ::c_int,
+        msgvec: *mut ::mmsghdr,
+        vlen: ::c_uint,
+        flags: ::c_uint,
+        timeout: *mut ::timespec,
+    ) -> ::c_int;
+
+    pub fn getrlimit64(resource: ::c_int, rlim: *mut ::rlimit64) -> ::c_int;
+    pub fn setrlimit64(resource: ::c_int, rlim: *const ::rlimit64) -> ::c_int;
+    pub fn getrlimit(resource: ::c_int, rlim: *mut ::rlimit) -> ::c_int;
+    pub fn setrlimit(resource: ::c_int, rlim: *const ::rlimit) -> ::c_int;
+    pub fn prlimit(
+        pid: ::pid_t,
+        resource: ::c_int,
+        new_limit: *const ::rlimit,
+        old_limit: *mut ::rlimit,
+    ) -> ::c_int;
+    pub fn prlimit64(
+        pid: ::pid_t,
+        resource: ::c_int,
+        new_limit: *const ::rlimit64,
+        old_limit: *mut ::rlimit64,
+    ) -> ::c_int;
+
+    pub fn gettimeofday(tp: *mut ::timeval, tz: *mut ::c_void) -> ::c_int;
     pub fn ptrace(request: ::c_int, ...) -> ::c_long;
     pub fn getpriority(which: ::c_int, who: ::id_t) -> ::c_int;
     pub fn setpriority(which: ::c_int, who: ::id_t, prio: ::c_int) -> ::c_int;
-    pub fn pthread_getaffinity_np(thread: ::pthread_t,
-                                  cpusetsize: ::size_t,
-                                  cpuset: *mut ::cpu_set_t) -> ::c_int;
-    pub fn pthread_setaffinity_np(thread: ::pthread_t,
-                                  cpusetsize: ::size_t,
-                                  cpuset: *const ::cpu_set_t) -> ::c_int;
+    pub fn pthread_getaffinity_np(
+        thread: ::pthread_t,
+        cpusetsize: ::size_t,
+        cpuset: *mut ::cpu_set_t,
+    ) -> ::c_int;
+    pub fn pthread_setaffinity_np(
+        thread: ::pthread_t,
+        cpusetsize: ::size_t,
+        cpuset: *const ::cpu_set_t,
+    ) -> ::c_int;
     pub fn sched_getcpu() -> ::c_int;
 }
 
 cfg_if! {
     if #[cfg(any(target_arch = "x86_64",
                  target_arch = "aarch64",
+                 target_arch = "mips64",
                  target_arch = "powerpc64"))] {
         mod b64;
         pub use self::b64::*;
diff --git a/libc/src/unix/linux_like/linux/no_align.rs b/libc/src/unix/linux_like/linux/no_align.rs
index 1f5f2ee..13c2b71 100644
--- a/libc/src/unix/linux_like/linux/no_align.rs
+++ b/libc/src/unix/linux_like/linux/no_align.rs
@@ -48,12 +48,14 @@ macro_rules! expand_align {
                 #[cfg(any(target_arch = "mips",
                           target_arch = "arm",
                           target_arch = "powerpc",
+                          target_arch = "sparc",
                           all(target_arch = "x86_64",
                               target_pointer_width = "32")))]
                 __align: [::c_long; 0],
                 #[cfg(not(any(target_arch = "mips",
                               target_arch = "arm",
                               target_arch = "powerpc",
+                              target_arch = "sparc",
                               all(target_arch = "x86_64",
                                   target_pointer_width = "32"))))]
                 __align: [::c_longlong; 0],
@@ -64,17 +66,19 @@ macro_rules! expand_align {
                 #[cfg(any(target_arch = "mips",
                           target_arch = "arm",
                           target_arch = "powerpc",
+                          target_arch = "sparc",
                           all(target_arch = "x86_64",
                               target_pointer_width = "32")))]
                 __align: [::c_long; 0],
                 #[cfg(not(any(target_arch = "mips",
                               target_arch = "arm",
                               target_arch = "powerpc",
+                              target_arch = "sparc",
                               all(target_arch = "x86_64",
                                   target_pointer_width = "32"))))]
                 __align: [::c_longlong; 0],
                 size: [u8; ::__SIZEOF_PTHREAD_RWLOCK_T],
             }
         }
-    }
+    };
 }