Update libc crate to 0.2.30

Import subrepo libc/:libc at 3520512a8c9cb55661910318a6fb169a75c02a59

10 files changed, 980 insertions, 381 deletions

diff --git a/libc/src/unix/notbsd/linux/musl/b32/arm.rs b/libc/src/unix/notbsd/linux/musl/b32/arm.rs
index ce198ac..d0b4660 100644
--- a/libc/src/unix/notbsd/linux/musl/b32/arm.rs
+++ b/libc/src/unix/notbsd/linux/musl/b32/arm.rs
@@ -107,12 +107,44 @@ s! {
         pub _pad: [::c_int; 29],
         _align: [usize; 0],
     }
+
+    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; 4],
+    }
+
+    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,
+        __f_unused: ::c_int,
+        pub f_flag: ::c_ulong,
+        pub f_namemax: ::c_ulong,
+        __f_spare: [::c_int; 6],
+    }
 }
 
 pub const O_DIRECT: ::c_int = 0x4000;
 pub const O_DIRECTORY: ::c_int = 0x10000;
 pub const O_NOFOLLOW: ::c_int = 0x20000;
 pub const O_ASYNC: ::c_int = 0x2000;
+pub const O_LARGEFILE: ::c_int = 0o400000;
 
 pub const FIOCLEX: ::c_int = 0x5451;
 pub const FIONBIO: ::c_int = 0x5421;
@@ -339,8 +371,22 @@ pub const TIOCMSET: ::c_int = 0x5418;
 pub const FIONREAD: ::c_int = 0x541B;
 pub const TIOCCONS: ::c_int = 0x541D;
 
+pub const SYS_pivot_root: ::c_long = 218;
 pub const SYS_gettid: ::c_long = 224;
 pub const SYS_perf_event_open: ::c_long = 364;
+pub const SYS_memfd_create: ::c_long = 385;
 
 pub const POLLWRNORM: ::c_short = 0x100;
 pub const POLLWRBAND: ::c_short = 0x200;
+
+pub const TIOCM_LE: ::c_int = 0x001;
+pub const TIOCM_DTR: ::c_int = 0x002;
+pub const TIOCM_RTS: ::c_int = 0x004;
+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 TIOCM_CD: ::c_int = TIOCM_CAR;
+pub const TIOCM_RI: ::c_int = TIOCM_RNG;
diff --git a/libc/src/unix/notbsd/linux/musl/b32/asmjs.rs b/libc/src/unix/notbsd/linux/musl/b32/asmjs.rs
deleted file mode 100644
index e890a34..0000000
--- a/libc/src/unix/notbsd/linux/musl/b32/asmjs.rs
+++ /dev/null
@@ -1,336 +0,0 @@
-pub type c_char = u8;
-pub type wchar_t = u32;
-
-s! {
-    pub struct stat {
-        pub st_dev: ::dev_t,
-        __st_dev_padding: ::c_int,
-        __st_ino_truncated: ::c_long,
-        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,
-        __st_rdev_padding: ::c_int,
-        pub st_size: ::off_t,
-        pub st_blksize: ::blksize_t,
-        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 st_ino: ::ino_t,
-    }
-
-    pub struct stat64 {
-        pub st_dev: ::dev_t,
-        __st_dev_padding: ::c_int,
-        __st_ino_truncated: ::c_long,
-        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,
-        __st_rdev_padding: ::c_int,
-        pub st_size: ::off_t,
-        pub st_blksize: ::blksize_t,
-        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 st_ino: ::ino_t,
-    }
-
-    pub struct stack_t {
-        pub ss_sp: *mut ::c_void,
-        pub ss_flags: ::c_int,
-        pub ss_size: ::size_t
-    }
-
-    pub struct shmid_ds {
-        pub shm_perm: ::ipc_perm,
-        pub shm_segsz: ::size_t,
-        pub shm_atime: ::time_t,
-        __unused1: ::c_int,
-        pub shm_dtime: ::time_t,
-        __unused2: ::c_int,
-        pub shm_ctime: ::time_t,
-        __unused3: ::c_int,
-        pub shm_cpid: ::pid_t,
-        pub shm_lpid: ::pid_t,
-        pub shm_nattch: ::c_ulong,
-        __pad1: ::c_ulong,
-        __pad2: ::c_ulong,
-    }
-
-    pub struct msqid_ds {
-        pub msg_perm: ::ipc_perm,
-        pub msg_stime: ::time_t,
-        __unused1: ::c_int,
-        pub msg_rtime: ::time_t,
-        __unused2: ::c_int,
-        pub msg_ctime: ::time_t,
-        __unused3: ::c_int,
-        __msg_cbytes: ::c_ulong,
-        pub msg_qnum: ::msgqnum_t,
-        pub msg_qbytes: ::msglen_t,
-        pub msg_lspid: ::pid_t,
-        pub msg_lrpid: ::pid_t,
-        __pad1: ::c_ulong,
-        __pad2: ::c_ulong,
-    }
-
-    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; 4],
-    }
-
-    pub struct siginfo_t {
-        pub si_signo: ::c_int,
-        pub si_errno: ::c_int,
-        pub si_code: ::c_int,
-        pub _pad: [::c_int; 29],
-        _align: [usize; 0],
-    }
-}
-
-pub const O_DIRECT: ::c_int = 0x4000;
-pub const O_DIRECTORY: ::c_int = 0x10000;
-pub const O_NOFOLLOW: ::c_int = 0x20000;
-pub const O_ASYNC: ::c_int = 0x2000;
-
-pub const FIOCLEX: ::c_int = 0x5451;
-pub const FIONBIO: ::c_int = 0x5421;
-
-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 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 EDEADLOCK: ::c_int = EDEADLK;
-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_LINGER: ::c_int = 13;
-pub const SO_REUSEPORT: ::c_int = 15;
-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_ACCEPTCONN: ::c_int = 30;
-
-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 EXTPROC: ::tcflag_t = 0x00010000;
-
-pub const MAP_HUGETLB: ::c_int = 0x040000;
-
-pub const F_GETLK: ::c_int = 12;
-pub const F_GETOWN: ::c_int = 9;
-pub const F_SETLK: ::c_int = 13;
-pub const F_SETLKW: ::c_int = 14;
-pub const F_SETOWN: ::c_int = 8;
-
-pub const VEOF: usize = 4;
-pub const VEOL: usize = 11;
-pub const VEOL2: usize = 16;
-pub const VMIN: usize = 6;
-pub const IEXTEN: ::tcflag_t = 0x00008000;
-pub const TOSTOP: ::tcflag_t = 0x00000100;
-pub const FLUSHO: ::tcflag_t = 0x00001000;
-
-pub const TCGETS: ::c_int = 0x5401;
-pub const TCSETS: ::c_int = 0x5402;
-pub const TCSETSW: ::c_int = 0x5403;
-pub const TCSETSF: ::c_int = 0x5404;
-pub const TCGETA: ::c_int = 0x5405;
-pub const TCSETA: ::c_int = 0x5406;
-pub const TCSETAW: ::c_int = 0x5407;
-pub const TCSETAF: ::c_int = 0x5408;
-pub const TCSBRK: ::c_int = 0x5409;
-pub const TCXONC: ::c_int = 0x540A;
-pub const TCFLSH: ::c_int = 0x540B;
-pub const TIOCGSOFTCAR: ::c_int = 0x5419;
-pub const TIOCSSOFTCAR: ::c_int = 0x541A;
-pub const TIOCLINUX: ::c_int = 0x541C;
-pub const TIOCGSERIAL: ::c_int = 0x541E;
-pub const TIOCEXCL: ::c_int = 0x540C;
-pub const TIOCNXCL: ::c_int = 0x540D;
-pub const TIOCSCTTY: ::c_int = 0x540E;
-pub const TIOCGPGRP: ::c_int = 0x540F;
-pub const TIOCSPGRP: ::c_int = 0x5410;
-pub const TIOCOUTQ: ::c_int = 0x5411;
-pub const TIOCSTI: ::c_int = 0x5412;
-pub const TIOCGWINSZ: ::c_int = 0x5413;
-pub const TIOCSWINSZ: ::c_int = 0x5414;
-pub const TIOCMGET: ::c_int = 0x5415;
-pub const TIOCMBIS: ::c_int = 0x5416;
-pub const TIOCMBIC: ::c_int = 0x5417;
-pub const TIOCMSET: ::c_int = 0x5418;
-pub const FIONREAD: ::c_int = 0x541B;
-pub const TIOCCONS: ::c_int = 0x541D;
-
-pub const SYS_gettid: ::c_long = 224; // Valid for arm (32-bit) and x86 (32-bit)
-
-pub const POLLWRNORM: ::c_short = 0x100;
-pub const POLLWRBAND: ::c_short = 0x200;
diff --git a/libc/src/unix/notbsd/linux/musl/b32/mips.rs b/libc/src/unix/notbsd/linux/musl/b32/mips.rs
index 23c1a26..9403977 100644
--- a/libc/src/unix/notbsd/linux/musl/b32/mips.rs
+++ b/libc/src/unix/notbsd/linux/musl/b32/mips.rs
@@ -115,12 +115,47 @@ s! {
         pub _pad: [::c_int; 29],
         _align: [usize; 0],
     }
+
+    pub struct statfs64 {
+        pub f_type: ::c_ulong,
+        pub f_bsize: ::c_ulong,
+        pub f_frsize: ::c_ulong,
+        pub f_blocks: ::fsblkcnt_t,
+        pub f_bfree: ::fsblkcnt_t,
+        pub f_files: ::fsfilcnt_t,
+        pub f_ffree: ::fsfilcnt_t,
+        pub f_bavail: ::fsblkcnt_t,
+        pub f_fsid: ::fsid_t,
+        pub f_namelen: ::c_ulong,
+        pub f_flags: ::c_ulong,
+        pub f_spare: [::c_ulong; 5],
+    }
+
+    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,
+        #[cfg(target_endian = "little")]
+        pub f_fsid: ::c_ulong,
+        __f_unused: ::c_int,
+        #[cfg(target_endian = "big")]
+        pub f_fsid: ::c_ulong,
+        pub f_flag: ::c_ulong,
+        pub f_namemax: ::c_ulong,
+        __f_spare: [::c_int; 6],
+    }
 }
 
 pub const O_DIRECT: ::c_int = 0o100000;
 pub const O_DIRECTORY: ::c_int = 0o200000;
 pub const O_NOFOLLOW: ::c_int = 0o400000;
 pub const O_ASYNC: ::c_int = 0o10000;
+pub const O_LARGEFILE: ::c_int = 0x2000;
 
 pub const FIOCLEX: ::c_int = 0x6601;
 pub const FIONBIO: ::c_int = 0x667E;
@@ -347,8 +382,23 @@ pub const TIOCMSET: ::c_int = 0x741A;
 pub const FIONREAD: ::c_int = 0x467F;
 pub const TIOCCONS: ::c_int = 0x80047478;
 
-pub const SYS_gettid: ::c_long = 4222;   // Valid for O32
-pub const SYS_perf_event_open: ::c_long = 4333;  // Valid for O32
+// Valid for O32
+pub const SYS_pivot_root: ::c_long = 4216;
+pub const SYS_gettid: ::c_long = 4222;
+pub const SYS_perf_event_open: ::c_long = 4333;
+pub const SYS_memfd_create: ::c_long = 4354;
 
 pub const POLLWRNORM: ::c_short = 0x4;
 pub const POLLWRBAND: ::c_short = 0x100;
+
+pub const TIOCM_LE: ::c_int = 0x001;
+pub const TIOCM_DTR: ::c_int = 0x002;
+pub const TIOCM_RTS: ::c_int = 0x004;
+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_CD: ::c_int = TIOCM_CAR;
+pub const TIOCM_RNG: ::c_int = 0x200;
+pub const TIOCM_RI: ::c_int = TIOCM_RNG;
+pub const TIOCM_DSR: ::c_int = 0x400;
diff --git a/libc/src/unix/notbsd/linux/musl/b32/mod.rs b/libc/src/unix/notbsd/linux/musl/b32/mod.rs
index 61eb6db..58c971b 100644
--- a/libc/src/unix/notbsd/linux/musl/b32/mod.rs
+++ b/libc/src/unix/notbsd/linux/musl/b32/mod.rs
@@ -1,6 +1,7 @@
 pub type c_long = i32;
 pub type c_ulong = u32;
 pub type nlink_t = u32;
+pub type __u64 = ::c_ulonglong;
 
 s! {
     pub struct pthread_attr_t {
@@ -45,11 +46,6 @@ cfg_if! {
     } else if #[cfg(any(target_arch = "arm"))] {
         mod arm;
         pub use self::arm::*;
-    } else if #[cfg(any(target_arch = "asmjs", target_arch = "wasm32"))] {
-        // For the time being asmjs and wasm32 are the same, and both
-        // backed by identical emscripten runtimes
-        mod asmjs;
-        pub use self::asmjs::*;
     } else {
         // Unknown target_arch
     }
diff --git a/libc/src/unix/notbsd/linux/musl/b32/x86.rs b/libc/src/unix/notbsd/linux/musl/b32/x86.rs
index 9daeb58..812d743 100644
--- a/libc/src/unix/notbsd/linux/musl/b32/x86.rs
+++ b/libc/src/unix/notbsd/linux/musl/b32/x86.rs
@@ -120,12 +120,44 @@ s! {
         pub _pad: [::c_int; 29],
         _align: [usize; 0],
     }
+
+    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; 4],
+    }
+
+    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,
+        __f_unused: ::c_int,
+        pub f_flag: ::c_ulong,
+        pub f_namemax: ::c_ulong,
+        __f_spare: [::c_int; 6],
+    }
 }
 
 pub const O_DIRECT: ::c_int = 0x4000;
 pub const O_DIRECTORY: ::c_int = 0x10000;
 pub const O_NOFOLLOW: ::c_int = 0x20000;
 pub const O_ASYNC: ::c_int = 0x2000;
+pub const O_LARGEFILE: ::c_int = 0o0100000;
 
 pub const FIOCLEX: ::c_int = 0x5451;
 pub const FIONBIO: ::c_int = 0x5421;
@@ -353,8 +385,416 @@ pub const TIOCMSET: ::c_int = 0x5418;
 pub const FIONREAD: ::c_int = 0x541B;
 pub const TIOCCONS: ::c_int = 0x541D;
 
+pub const POLLWRNORM: ::c_short = 0x100;
+pub const POLLWRBAND: ::c_short = 0x200;
+
+pub const TIOCM_LE: ::c_int = 0x001;
+pub const TIOCM_DTR: ::c_int = 0x002;
+pub const TIOCM_RTS: ::c_int = 0x004;
+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 TIOCM_CD: ::c_int = TIOCM_CAR;
+pub const TIOCM_RI: ::c_int = TIOCM_RNG;
+
+// Syscall table
+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_waitpid: ::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_execve: ::c_long = 11;
+pub const SYS_chdir: ::c_long = 12;
+pub const SYS_time: ::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_break: ::c_long = 17;
+pub const SYS_oldstat: ::c_long = 18;
+pub const SYS_lseek: ::c_long = 19;
+pub const SYS_getpid: ::c_long = 20;
+pub const SYS_mount: ::c_long = 21;
+pub const SYS_umount: ::c_long = 22;
+pub const SYS_setuid: ::c_long = 23;
+pub const SYS_getuid: ::c_long = 24;
+pub const SYS_stime: ::c_long = 25;
+pub const SYS_ptrace: ::c_long = 26;
+pub const SYS_alarm: ::c_long = 27;
+pub const SYS_oldfstat: ::c_long = 28;
+pub const SYS_pause: ::c_long = 29;
+pub const SYS_utime: ::c_long = 30;
+pub const SYS_stty: ::c_long = 31;
+pub const SYS_gtty: ::c_long = 32;
+pub const SYS_access: ::c_long = 33;
+pub const SYS_nice: ::c_long = 34;
+pub const SYS_ftime: ::c_long = 35;
+pub const SYS_sync: ::c_long = 36;
+pub const SYS_kill: ::c_long = 37;
+pub const SYS_rename: ::c_long = 38;
+pub const SYS_mkdir: ::c_long = 39;
+pub const SYS_rmdir: ::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_prof: ::c_long = 44;
+pub const SYS_brk: ::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_umount2: ::c_long = 52;
+pub const SYS_lock: ::c_long = 53;
+pub const SYS_ioctl: ::c_long = 54;
+pub const SYS_fcntl: ::c_long = 55;
+pub const SYS_mpx: ::c_long = 56;
+pub const SYS_setpgid: ::c_long = 57;
+pub const SYS_ulimit: ::c_long = 58;
+pub const SYS_oldolduname: ::c_long = 59;
+pub const SYS_umask: ::c_long = 60;
+pub const SYS_chroot: ::c_long = 61;
+pub const SYS_ustat: ::c_long = 62;
+pub const SYS_dup2: ::c_long = 63;
+pub const SYS_getppid: ::c_long = 64;
+pub const SYS_getpgrp: ::c_long = 65;
+pub const SYS_setsid: ::c_long = 66;
+pub const SYS_sigaction: ::c_long = 67;
+pub const SYS_sgetmask: ::c_long = 68;
+pub const SYS_ssetmask: ::c_long = 69;
+pub const SYS_setreuid: ::c_long = 70;
+pub const SYS_setregid: ::c_long = 71;
+pub const SYS_sigsuspend: ::c_long = 72;
+pub const SYS_sigpending: ::c_long = 73;
+pub const SYS_sethostname: ::c_long = 74;
+pub const SYS_setrlimit: ::c_long = 75;
+pub const SYS_getrlimit: ::c_long = 76;
+pub const SYS_getrusage: ::c_long = 77;
+pub const SYS_gettimeofday: ::c_long = 78;
+pub const SYS_settimeofday: ::c_long = 79;
+pub const SYS_getgroups: ::c_long = 80;
+pub const SYS_setgroups: ::c_long = 81;
+pub const SYS_select: ::c_long = 82;
+pub const SYS_symlink: ::c_long = 83;
+pub const SYS_oldlstat: ::c_long = 84;
+pub const SYS_readlink: ::c_long = 85;
+pub const SYS_uselib: ::c_long = 86;
+pub const SYS_swapon: ::c_long = 87;
+pub const SYS_reboot: ::c_long = 88;
+pub const SYS_readdir: ::c_long = 89;
+pub const SYS_mmap: ::c_long = 90;
+pub const SYS_munmap: ::c_long = 91;
+pub const SYS_truncate: ::c_long = 92;
+pub const SYS_ftruncate: ::c_long = 93;
+pub const SYS_fchmod: ::c_long = 94;
+pub const SYS_fchown: ::c_long = 95;
+pub const SYS_getpriority: ::c_long = 96;
+pub const SYS_setpriority: ::c_long = 97;
+pub const SYS_profil: ::c_long = 98;
+pub const SYS_statfs: ::c_long = 99;
+pub const SYS_fstatfs: ::c_long = 100;
+pub const SYS_ioperm: ::c_long = 101;
+pub const SYS_socketcall: ::c_long = 102;
+pub const SYS_syslog: ::c_long = 103;
+pub const SYS_setitimer: ::c_long = 104;
+pub const SYS_getitimer: ::c_long = 105;
+pub const SYS_stat: ::c_long = 106;
+pub const SYS_lstat: ::c_long = 107;
+pub const SYS_fstat: ::c_long = 108;
+pub const SYS_olduname: ::c_long = 109;
+pub const SYS_iopl: ::c_long = 110;
+pub const SYS_vhangup: ::c_long = 111;
+pub const SYS_idle: ::c_long = 112;
+pub const SYS_vm86old: ::c_long = 113;
+pub const SYS_wait4: ::c_long = 114;
+pub const SYS_swapoff: ::c_long = 115;
+pub const SYS_sysinfo: ::c_long = 116;
+pub const SYS_ipc: ::c_long = 117;
+pub const SYS_fsync: ::c_long = 118;
+pub const SYS_sigreturn: ::c_long = 119;
+pub const SYS_clone: ::c_long = 120;
+pub const SYS_setdomainname: ::c_long = 121;
+pub const SYS_uname: ::c_long = 122;
+pub const SYS_modify_ldt: ::c_long = 123;
+pub const SYS_adjtimex: ::c_long = 124;
+pub const SYS_mprotect: ::c_long = 125;
+pub const SYS_sigprocmask: ::c_long = 126;
+pub const SYS_create_module: ::c_long = 127;
+pub const SYS_init_module: ::c_long = 128;
+pub const SYS_delete_module: ::c_long = 129;
+pub const SYS_get_kernel_syms: ::c_long = 130;
+pub const SYS_quotactl: ::c_long = 131;
+pub const SYS_getpgid: ::c_long = 132;
+pub const SYS_fchdir: ::c_long = 133;
+pub const SYS_bdflush: ::c_long = 134;
+pub const SYS_sysfs: ::c_long = 135;
+pub const SYS_personality: ::c_long = 136;
+pub const SYS_afs_syscall: ::c_long = 137;
+pub const SYS_setfsuid: ::c_long = 138;
+pub const SYS_setfsgid: ::c_long = 139;
+pub const SYS__llseek: ::c_long = 140;
+pub const SYS_getdents: ::c_long = 141;
+pub const SYS__newselect: ::c_long = 142;
+pub const SYS_flock: ::c_long = 143;
+pub const SYS_msync: ::c_long = 144;
+pub const SYS_readv: ::c_long = 145;
+pub const SYS_writev: ::c_long = 146;
+pub const SYS_getsid: ::c_long = 147;
+pub const SYS_fdatasync: ::c_long = 148;
+pub const SYS__sysctl: ::c_long = 149;
+pub const SYS_mlock: ::c_long = 150;
+pub const SYS_munlock: ::c_long = 151;
+pub const SYS_mlockall: ::c_long = 152;
+pub const SYS_munlockall: ::c_long = 153;
+pub const SYS_sched_setparam: ::c_long = 154;
+pub const SYS_sched_getparam: ::c_long = 155;
+pub const SYS_sched_setscheduler: ::c_long = 156;
+pub const SYS_sched_getscheduler: ::c_long = 157;
+pub const SYS_sched_yield: ::c_long = 158;
+pub const SYS_sched_get_priority_max: ::c_long = 159;
+pub const SYS_sched_get_priority_min: ::c_long = 160;
+pub const SYS_sched_rr_get_interval: ::c_long = 161;
+pub const SYS_nanosleep: ::c_long = 162;
+pub const SYS_mremap: ::c_long = 163;
+pub const SYS_setresuid: ::c_long = 164;
+pub const SYS_getresuid: ::c_long = 165;
+pub const SYS_vm86: ::c_long = 166;
+pub const SYS_query_module: ::c_long = 167;
+pub const SYS_poll: ::c_long = 168;
+pub const SYS_nfsservctl: ::c_long = 169;
+pub const SYS_setresgid: ::c_long = 170;
+pub const SYS_getresgid: ::c_long = 171;
+pub const SYS_prctl: ::c_long = 172;
+pub const SYS_rt_sigreturn: ::c_long = 173;
+pub const SYS_rt_sigaction: ::c_long = 174;
+pub const SYS_rt_sigprocmask: ::c_long = 175;
+pub const SYS_rt_sigpending: ::c_long = 176;
+pub const SYS_rt_sigtimedwait: ::c_long = 177;
+pub const SYS_rt_sigqueueinfo: ::c_long = 178;
+pub const SYS_rt_sigsuspend: ::c_long = 179;
+pub const SYS_pread64: ::c_long = 180;
+pub const SYS_pwrite64: ::c_long = 181;
+pub const SYS_chown: ::c_long = 182;
+pub const SYS_getcwd: ::c_long = 183;
+pub const SYS_capget: ::c_long = 184;
+pub const SYS_capset: ::c_long = 185;
+pub const SYS_sigaltstack: ::c_long = 186;
+pub const SYS_sendfile: ::c_long = 187;
+pub const SYS_getpmsg: ::c_long = 188;
+pub const SYS_putpmsg: ::c_long = 189;
+pub const SYS_vfork: ::c_long = 190;
+pub const SYS_ugetrlimit: ::c_long = 191;
+pub const SYS_mmap2: ::c_long = 192;
+pub const SYS_truncate64: ::c_long = 193;
+pub const SYS_ftruncate64: ::c_long = 194;
+pub const SYS_stat64: ::c_long = 195;
+pub const SYS_lstat64: ::c_long = 196;
+pub const SYS_fstat64: ::c_long = 197;
+pub const SYS_lchown32: ::c_long = 198;
+pub const SYS_getuid32: ::c_long = 199;
+pub const SYS_getgid32: ::c_long = 200;
+pub const SYS_geteuid32: ::c_long = 201;
+pub const SYS_getegid32: ::c_long = 202;
+pub const SYS_setreuid32: ::c_long = 203;
+pub const SYS_setregid32: ::c_long = 204;
+pub const SYS_getgroups32: ::c_long = 205;
+pub const SYS_setgroups32: ::c_long = 206;
+pub const SYS_fchown32: ::c_long = 207;
+pub const SYS_setresuid32: ::c_long = 208;
+pub const SYS_getresuid32: ::c_long = 209;
+pub const SYS_setresgid32: ::c_long = 210;
+pub const SYS_getresgid32: ::c_long = 211;
+pub const SYS_chown32: ::c_long = 212;
+pub const SYS_setuid32: ::c_long = 213;
+pub const SYS_setgid32: ::c_long = 214;
+pub const SYS_setfsuid32: ::c_long = 215;
+pub const SYS_setfsgid32: ::c_long = 216;
+pub const SYS_pivot_root: ::c_long = 217;
+pub const SYS_mincore: ::c_long = 218;
+pub const SYS_madvise: ::c_long = 219;
+pub const SYS_getdents64: ::c_long = 220;
+pub const SYS_fcntl64: ::c_long = 221;
 pub const SYS_gettid: ::c_long = 224;
+pub const SYS_readahead: ::c_long = 225;
+pub const SYS_setxattr: ::c_long = 226;
+pub const SYS_lsetxattr: ::c_long = 227;
+pub const SYS_fsetxattr: ::c_long = 228;
+pub const SYS_getxattr: ::c_long = 229;
+pub const SYS_lgetxattr: ::c_long = 230;
+pub const SYS_fgetxattr: ::c_long = 231;
+pub const SYS_listxattr: ::c_long = 232;
+pub const SYS_llistxattr: ::c_long = 233;
+pub const SYS_flistxattr: ::c_long = 234;
+pub const SYS_removexattr: ::c_long = 235;
+pub const SYS_lremovexattr: ::c_long = 236;
+pub const SYS_fremovexattr: ::c_long = 237;
+pub const SYS_tkill: ::c_long = 238;
+pub const SYS_sendfile64: ::c_long = 239;
+pub const SYS_futex: ::c_long = 240;
+pub const SYS_sched_setaffinity: ::c_long = 241;
+pub const SYS_sched_getaffinity: ::c_long = 242;
+pub const SYS_set_thread_area: ::c_long = 243;
+pub const SYS_get_thread_area: ::c_long = 244;
+pub const SYS_io_setup: ::c_long = 245;
+pub const SYS_io_destroy: ::c_long = 246;
+pub const SYS_io_getevents: ::c_long = 247;
+pub const SYS_io_submit: ::c_long = 248;
+pub const SYS_io_cancel: ::c_long = 249;
+pub const SYS_fadvise64: ::c_long = 250;
+pub const SYS_exit_group: ::c_long = 252;
+pub const SYS_lookup_dcookie: ::c_long = 253;
+pub const SYS_epoll_create: ::c_long = 254;
+pub const SYS_epoll_ctl: ::c_long = 255;
+pub const SYS_epoll_wait: ::c_long = 256;
+pub const SYS_remap_file_pages: ::c_long = 257;
+pub const SYS_set_tid_address: ::c_long = 258;
+pub const SYS_timer_create: ::c_long = 259;
+pub const SYS_timer_settime: ::c_long = 260;
+pub const SYS_timer_gettime: ::c_long = 261;
+pub const SYS_timer_getoverrun: ::c_long = 262;
+pub const SYS_timer_delete: ::c_long = 263;
+pub const SYS_clock_settime: ::c_long = 264;
+pub const SYS_clock_gettime: ::c_long = 265;
+pub const SYS_clock_getres: ::c_long = 266;
+pub const SYS_clock_nanosleep: ::c_long = 267;
+pub const SYS_statfs64: ::c_long = 268;
+pub const SYS_fstatfs64: ::c_long = 269;
+pub const SYS_tgkill: ::c_long = 270;
+pub const SYS_utimes: ::c_long = 271;
+pub const SYS_fadvise64_64: ::c_long = 272;
+pub const SYS_vserver: ::c_long = 273;
+pub const SYS_mbind: ::c_long = 274;
+pub const SYS_get_mempolicy: ::c_long = 275;
+pub const SYS_set_mempolicy: ::c_long = 276;
+pub const SYS_mq_open: ::c_long = 277;
+pub const SYS_mq_unlink: ::c_long = 278;
+pub const SYS_mq_timedsend: ::c_long = 279;
+pub const SYS_mq_timedreceive: ::c_long = 280;
+pub const SYS_mq_notify: ::c_long = 281;
+pub const SYS_mq_getsetattr: ::c_long = 282;
+pub const SYS_kexec_load: ::c_long = 283;
+pub const SYS_waitid: ::c_long = 284;
+pub const SYS_add_key: ::c_long = 286;
+pub const SYS_request_key: ::c_long = 287;
+pub const SYS_keyctl: ::c_long = 288;
+pub const SYS_ioprio_set: ::c_long = 289;
+pub const SYS_ioprio_get: ::c_long = 290;
+pub const SYS_inotify_init: ::c_long = 291;
+pub const SYS_inotify_add_watch: ::c_long = 292;
+pub const SYS_inotify_rm_watch: ::c_long = 293;
+pub const SYS_migrate_pages: ::c_long = 294;
+pub const SYS_openat: ::c_long = 295;
+pub const SYS_mkdirat: ::c_long = 296;
+pub const SYS_mknodat: ::c_long = 297;
+pub const SYS_fchownat: ::c_long = 298;
+pub const SYS_futimesat: ::c_long = 299;
+pub const SYS_fstatat64: ::c_long = 300;
+pub const SYS_unlinkat: ::c_long = 301;
+pub const SYS_renameat: ::c_long = 302;
+pub const SYS_linkat: ::c_long = 303;
+pub const SYS_symlinkat: ::c_long = 304;
+pub const SYS_readlinkat: ::c_long = 305;
+pub const SYS_fchmodat: ::c_long = 306;
+pub const SYS_faccessat: ::c_long = 307;
+pub const SYS_pselect6: ::c_long = 308;
+pub const SYS_ppoll: ::c_long = 309;
+pub const SYS_unshare: ::c_long = 310;
+pub const SYS_set_robust_list: ::c_long = 311;
+pub const SYS_get_robust_list: ::c_long = 312;
+pub const SYS_splice: ::c_long = 313;
+pub const SYS_sync_file_range: ::c_long = 314;
+pub const SYS_tee: ::c_long = 315;
+pub const SYS_vmsplice: ::c_long = 316;
+pub const SYS_move_pages: ::c_long = 317;
+pub const SYS_getcpu: ::c_long = 318;
+pub const SYS_epoll_pwait: ::c_long = 319;
+pub const SYS_utimensat: ::c_long = 320;
+pub const SYS_signalfd: ::c_long = 321;
+pub const SYS_timerfd_create: ::c_long = 322;
+pub const SYS_eventfd: ::c_long = 323;
+pub const SYS_fallocate: ::c_long = 324;
+pub const SYS_timerfd_settime: ::c_long = 325;
+pub const SYS_timerfd_gettime: ::c_long = 326;
+pub const SYS_signalfd4: ::c_long = 327;
+pub const SYS_eventfd2: ::c_long = 328;
+pub const SYS_epoll_create1: ::c_long = 329;
+pub const SYS_dup3: ::c_long = 330;
+pub const SYS_pipe2: ::c_long = 331;
+pub const SYS_inotify_init1: ::c_long = 332;
+pub const SYS_preadv: ::c_long = 333;
+pub const SYS_pwritev: ::c_long = 334;
+pub const SYS_rt_tgsigqueueinfo: ::c_long = 335;
 pub const SYS_perf_event_open: ::c_long = 336;
+pub const SYS_recvmmsg: ::c_long = 337;
+pub const SYS_fanotify_init: ::c_long = 338;
+pub const SYS_fanotify_mark: ::c_long = 339;
+pub const SYS_prlimit64: ::c_long = 340;
+pub const SYS_name_to_handle_at: ::c_long = 341;
+pub const SYS_open_by_handle_at: ::c_long = 342;
+pub const SYS_clock_adjtime: ::c_long = 343;
+pub const SYS_syncfs: ::c_long = 344;
+pub const SYS_sendmmsg: ::c_long = 345;
+pub const SYS_setns: ::c_long = 346;
+pub const SYS_process_vm_readv: ::c_long = 347;
+pub const SYS_process_vm_writev: ::c_long = 348;
+pub const SYS_kcmp: ::c_long = 349;
+pub const SYS_finit_module: ::c_long = 350;
+pub const SYS_sched_setattr: ::c_long = 351;
+pub const SYS_sched_getattr: ::c_long = 352;
+pub const SYS_renameat2: ::c_long = 353;
+pub const SYS_seccomp: ::c_long = 354;
+pub const SYS_getrandom: ::c_long = 355;
+pub const SYS_memfd_create: ::c_long = 356;
+pub const SYS_bpf: ::c_long = 357;
+pub const SYS_execveat: ::c_long = 358;
+pub const SYS_socket: ::c_long = 359;
+pub const SYS_socketpair: ::c_long = 360;
+pub const SYS_bind: ::c_long = 361;
+pub const SYS_connect: ::c_long = 362;
+pub const SYS_listen: ::c_long = 363;
+pub const SYS_accept4: ::c_long = 364;
+pub const SYS_getsockopt: ::c_long = 365;
+pub const SYS_setsockopt: ::c_long = 366;
+pub const SYS_getsockname: ::c_long = 367;
+pub const SYS_getpeername: ::c_long = 368;
+pub const SYS_sendto: ::c_long = 369;
+pub const SYS_sendmsg: ::c_long = 370;
+pub const SYS_recvfrom: ::c_long = 371;
+pub const SYS_recvmsg: ::c_long = 372;
+pub const SYS_shutdown: ::c_long = 373;
+pub const SYS_userfaultfd: ::c_long = 374;
+pub const SYS_membarrier: ::c_long = 375;
+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 POLLWRNORM: ::c_short = 0x100;
-pub const POLLWRBAND: ::c_short = 0x200;
+// offsets in user_regs_structs, from sys/reg.h
+pub const EBX: ::c_int = 0;
+pub const ECX: ::c_int = 1;
+pub const EDX: ::c_int = 2;
+pub const ESI: ::c_int = 3;
+pub const EDI: ::c_int = 4;
+pub const EBP: ::c_int = 5;
+pub const EAX: ::c_int = 6;
+pub const DS: ::c_int = 7;
+pub const ES: ::c_int = 8;
+pub const FS: ::c_int = 9;
+pub const GS: ::c_int = 10;
+pub const ORIG_EAX: ::c_int = 11;
+pub const EIP: ::c_int = 12;
+pub const CS: ::c_int = 13;
+pub const EFL: ::c_int = 14;
+pub const UESP: ::c_int = 15;
+pub const SS: ::c_int = 16;
diff --git a/libc/src/unix/notbsd/linux/musl/b64/aarch64.rs b/libc/src/unix/notbsd/linux/musl/b64/aarch64.rs
index 23f7dd3..fa103aa 100644
--- a/libc/src/unix/notbsd/linux/musl/b64/aarch64.rs
+++ b/libc/src/unix/notbsd/linux/musl/b64/aarch64.rs
@@ -1,3 +1,7 @@
 pub type c_char = u8;
+pub type __u64 = ::c_ulonglong;
 
+pub const SYS_pivot_root: ::c_long = 41;
+pub const SYS_gettid: ::c_long = 178;
 pub const SYS_perf_event_open: ::c_long = 241;
+pub const SYS_memfd_create: ::c_long = 279;
diff --git a/libc/src/unix/notbsd/linux/musl/b64/mod.rs b/libc/src/unix/notbsd/linux/musl/b64/mod.rs
index fab0b58..cdce288 100644
--- a/libc/src/unix/notbsd/linux/musl/b64/mod.rs
+++ b/libc/src/unix/notbsd/linux/musl/b64/mod.rs
@@ -46,6 +46,36 @@ s! {
         __reserved: [::c_long; 3],
     }
 
+    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; 4],
+    }
+
+    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 stack_t {
         pub ss_sp: *mut ::c_void,
         pub ss_flags: ::c_int,
@@ -141,6 +171,7 @@ pub const O_DIRECT: ::c_int = 0x4000;
 pub const O_DIRECTORY: ::c_int = 0x10000;
 pub const O_NOFOLLOW: ::c_int = 0x20000;
 pub const O_ASYNC: ::c_int = 0x2000;
+pub const O_LARGEFILE: ::c_int = 0;
 
 pub const FIOCLEX: ::c_int = 0x5451;
 pub const FIONBIO: ::c_int = 0x5421;
@@ -371,6 +402,18 @@ pub const TIOCCONS: ::c_int = 0x541D;
 pub const POLLWRNORM: ::c_short = 0x100;
 pub const POLLWRBAND: ::c_short = 0x200;
 
+pub const TIOCM_LE: ::c_int = 0x001;
+pub const TIOCM_DTR: ::c_int = 0x002;
+pub const TIOCM_RTS: ::c_int = 0x004;
+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 TIOCM_CD: ::c_int = TIOCM_CAR;
+pub const TIOCM_RI: ::c_int = TIOCM_RNG;
+
 cfg_if! {
     if #[cfg(target_arch = "aarch64")] {
         mod aarch64;
diff --git a/libc/src/unix/notbsd/linux/musl/b64/powerpc64.rs b/libc/src/unix/notbsd/linux/musl/b64/powerpc64.rs
index 4b8ca10..4e8b9ad 100644
--- a/libc/src/unix/notbsd/linux/musl/b64/powerpc64.rs
+++ b/libc/src/unix/notbsd/linux/musl/b64/powerpc64.rs
@@ -1,3 +1,7 @@
 pub type c_char = u8;
+pub type __u64 = ::c_ulong;
 
+pub const SYS_pivot_root: ::c_long = 203;
+pub const SYS_gettid: ::c_long = 207;
 pub const SYS_perf_event_open: ::c_long = 319;
+pub const SYS_memfd_create: ::c_long = 360;
diff --git a/libc/src/unix/notbsd/linux/musl/b64/x86_64.rs b/libc/src/unix/notbsd/linux/musl/b64/x86_64.rs
index 2cfd903..f81efdc 100644
--- a/libc/src/unix/notbsd/linux/musl/b64/x86_64.rs
+++ b/libc/src/unix/notbsd/linux/musl/b64/x86_64.rs
@@ -1,4 +1,5 @@
 pub type c_char = i8;
+pub type __u64 = ::c_ulonglong;
 
 s! {
     pub struct mcontext_t {
@@ -15,6 +16,365 @@ s! {
     }
 }
 
-pub const SYS_gettid: ::c_long = 186;
+// Syscall table
 
+pub const SYS_read: ::c_long = 0;
+pub const SYS_write: ::c_long = 1;
+pub const SYS_open: ::c_long = 2;
+pub const SYS_close: ::c_long = 3;
+pub const SYS_stat: ::c_long = 4;
+pub const SYS_fstat: ::c_long = 5;
+pub const SYS_lstat: ::c_long = 6;
+pub const SYS_poll: ::c_long = 7;
+pub const SYS_lseek: ::c_long = 8;
+pub const SYS_mmap: ::c_long = 9;
+pub const SYS_mprotect: ::c_long = 10;
+pub const SYS_munmap: ::c_long = 11;
+pub const SYS_brk: ::c_long = 12;
+pub const SYS_rt_sigaction: ::c_long = 13;
+pub const SYS_rt_sigprocmask: ::c_long = 14;
+pub const SYS_rt_sigreturn: ::c_long = 15;
+pub const SYS_ioctl: ::c_long = 16;
+pub const SYS_pread64: ::c_long = 17;
+pub const SYS_pwrite64: ::c_long = 18;
+pub const SYS_readv: ::c_long = 19;
+pub const SYS_writev: ::c_long = 20;
+pub const SYS_access: ::c_long = 21;
+pub const SYS_pipe: ::c_long = 22;
+pub const SYS_select: ::c_long = 23;
+pub const SYS_sched_yield: ::c_long = 24;
+pub const SYS_mremap: ::c_long = 25;
+pub const SYS_msync: ::c_long = 26;
+pub const SYS_mincore: ::c_long = 27;
+pub const SYS_madvise: ::c_long = 28;
+pub const SYS_shmget: ::c_long = 29;
+pub const SYS_shmat: ::c_long = 30;
+pub const SYS_shmctl: ::c_long = 31;
+pub const SYS_dup: ::c_long = 32;
+pub const SYS_dup2: ::c_long = 33;
+pub const SYS_pause: ::c_long = 34;
+pub const SYS_nanosleep: ::c_long = 35;
+pub const SYS_getitimer: ::c_long = 36;
+pub const SYS_alarm: ::c_long = 37;
+pub const SYS_setitimer: ::c_long = 38;
+pub const SYS_getpid: ::c_long = 39;
+pub const SYS_sendfile: ::c_long = 40;
+pub const SYS_socket: ::c_long = 41;
+pub const SYS_connect: ::c_long = 42;
+pub const SYS_accept: ::c_long = 43;
+pub const SYS_sendto: ::c_long = 44;
+pub const SYS_recvfrom: ::c_long = 45;
+pub const SYS_sendmsg: ::c_long = 46;
+pub const SYS_recvmsg: ::c_long = 47;
+pub const SYS_shutdown: ::c_long = 48;
+pub const SYS_bind: ::c_long = 49;
+pub const SYS_listen: ::c_long = 50;
+pub const SYS_getsockname: ::c_long = 51;
+pub const SYS_getpeername: ::c_long = 52;
+pub const SYS_socketpair: ::c_long = 53;
+pub const SYS_setsockopt: ::c_long = 54;
+pub const SYS_getsockopt: ::c_long = 55;
+pub const SYS_clone: ::c_long = 56;
+pub const SYS_fork: ::c_long = 57;
+pub const SYS_vfork: ::c_long = 58;
+pub const SYS_execve: ::c_long = 59;
+pub const SYS_exit: ::c_long = 60;
+pub const SYS_wait4: ::c_long = 61;
+pub const SYS_kill: ::c_long = 62;
+pub const SYS_uname: ::c_long = 63;
+pub const SYS_semget: ::c_long = 64;
+pub const SYS_semop: ::c_long = 65;
+pub const SYS_semctl: ::c_long = 66;
+pub const SYS_shmdt: ::c_long = 67;
+pub const SYS_msgget: ::c_long = 68;
+pub const SYS_msgsnd: ::c_long = 69;
+pub const SYS_msgrcv: ::c_long = 70;
+pub const SYS_msgctl: ::c_long = 71;
+pub const SYS_fcntl: ::c_long = 72;
+pub const SYS_flock: ::c_long = 73;
+pub const SYS_fsync: ::c_long = 74;
+pub const SYS_fdatasync: ::c_long = 75;
+pub const SYS_truncate: ::c_long = 76;
+pub const SYS_ftruncate: ::c_long = 77;
+pub const SYS_getdents: ::c_long = 78;
+pub const SYS_getcwd: ::c_long = 79;
+pub const SYS_chdir: ::c_long = 80;
+pub const SYS_fchdir: ::c_long = 81;
+pub const SYS_rename: ::c_long = 82;
+pub const SYS_mkdir: ::c_long = 83;
+pub const SYS_rmdir: ::c_long = 84;
+pub const SYS_creat: ::c_long = 85;
+pub const SYS_link: ::c_long = 86;
+pub const SYS_unlink: ::c_long = 87;
+pub const SYS_symlink: ::c_long = 88;
+pub const SYS_readlink: ::c_long = 89;
+pub const SYS_chmod: ::c_long = 90;
+pub const SYS_fchmod: ::c_long = 91;
+pub const SYS_chown: ::c_long = 92;
+pub const SYS_fchown: ::c_long = 93;
+pub const SYS_lchown: ::c_long = 94;
+pub const SYS_umask: ::c_long = 95;
+pub const SYS_gettimeofday: ::c_long = 96;
+pub const SYS_getrlimit: ::c_long = 97;
+pub const SYS_getrusage: ::c_long = 98;
+pub const SYS_sysinfo: ::c_long = 99;
+pub const SYS_times: ::c_long = 100;
+pub const SYS_ptrace: ::c_long = 101;
+pub const SYS_getuid: ::c_long = 102;
+pub const SYS_syslog: ::c_long = 103;
+pub const SYS_getgid: ::c_long = 104;
+pub const SYS_setuid: ::c_long = 105;
+pub const SYS_setgid: ::c_long = 106;
+pub const SYS_geteuid: ::c_long = 107;
+pub const SYS_getegid: ::c_long = 108;
+pub const SYS_setpgid: ::c_long = 109;
+pub const SYS_getppid: ::c_long = 110;
+pub const SYS_getpgrp: ::c_long = 111;
+pub const SYS_setsid: ::c_long = 112;
+pub const SYS_setreuid: ::c_long = 113;
+pub const SYS_setregid: ::c_long = 114;
+pub const SYS_getgroups: ::c_long = 115;
+pub const SYS_setgroups: ::c_long = 116;
+pub const SYS_setresuid: ::c_long = 117;
+pub const SYS_getresuid: ::c_long = 118;
+pub const SYS_setresgid: ::c_long = 119;
+pub const SYS_getresgid: ::c_long = 120;
+pub const SYS_getpgid: ::c_long = 121;
+pub const SYS_setfsuid: ::c_long = 122;
+pub const SYS_setfsgid: ::c_long = 123;
+pub const SYS_getsid: ::c_long = 124;
+pub const SYS_capget: ::c_long = 125;
+pub const SYS_capset: ::c_long = 126;
+pub const SYS_rt_sigpending: ::c_long = 127;
+pub const SYS_rt_sigtimedwait: ::c_long = 128;
+pub const SYS_rt_sigqueueinfo: ::c_long = 129;
+pub const SYS_rt_sigsuspend: ::c_long = 130;
+pub const SYS_sigaltstack: ::c_long = 131;
+pub const SYS_utime: ::c_long = 132;
+pub const SYS_mknod: ::c_long = 133;
+pub const SYS_uselib: ::c_long = 134;
+pub const SYS_personality: ::c_long = 135;
+pub const SYS_ustat: ::c_long = 136;
+pub const SYS_statfs: ::c_long = 137;
+pub const SYS_fstatfs: ::c_long = 138;
+pub const SYS_sysfs: ::c_long = 139;
+pub const SYS_getpriority: ::c_long = 140;
+pub const SYS_setpriority: ::c_long = 141;
+pub const SYS_sched_setparam: ::c_long = 142;
+pub const SYS_sched_getparam: ::c_long = 143;
+pub const SYS_sched_setscheduler: ::c_long = 144;
+pub const SYS_sched_getscheduler: ::c_long = 145;
+pub const SYS_sched_get_priority_max: ::c_long = 146;
+pub const SYS_sched_get_priority_min: ::c_long = 147;
+pub const SYS_sched_rr_get_interval: ::c_long = 148;
+pub const SYS_mlock: ::c_long = 149;
+pub const SYS_munlock: ::c_long = 150;
+pub const SYS_mlockall: ::c_long = 151;
+pub const SYS_munlockall: ::c_long = 152;
+pub const SYS_vhangup: ::c_long = 153;
+pub const SYS_modify_ldt: ::c_long = 154;
+pub const SYS_pivot_root: ::c_long = 155;
+pub const SYS__sysctl: ::c_long = 156;
+pub const SYS_prctl: ::c_long = 157;
+pub const SYS_arch_prctl: ::c_long = 158;
+pub const SYS_adjtimex: ::c_long = 159;
+pub const SYS_setrlimit: ::c_long = 160;
+pub const SYS_chroot: ::c_long = 161;
+pub const SYS_sync: ::c_long = 162;
+pub const SYS_acct: ::c_long = 163;
+pub const SYS_settimeofday: ::c_long = 164;
+pub const SYS_mount: ::c_long = 165;
+pub const SYS_umount2: ::c_long = 166;
+pub const SYS_swapon: ::c_long = 167;
+pub const SYS_swapoff: ::c_long = 168;
+pub const SYS_reboot: ::c_long = 169;
+pub const SYS_sethostname: ::c_long = 170;
+pub const SYS_setdomainname: ::c_long = 171;
+pub const SYS_iopl: ::c_long = 172;
+pub const SYS_ioperm: ::c_long = 173;
+pub const SYS_create_module: ::c_long = 174;
+pub const SYS_init_module: ::c_long = 175;
+pub const SYS_delete_module: ::c_long = 176;
+pub const SYS_get_kernel_syms: ::c_long = 177;
+pub const SYS_query_module: ::c_long = 178;
+pub const SYS_quotactl: ::c_long = 179;
+pub const SYS_nfsservctl: ::c_long = 180;
+pub const SYS_getpmsg: ::c_long = 181;
+pub const SYS_putpmsg: ::c_long = 182;
+pub const SYS_afs_syscall: ::c_long = 183;
+pub const SYS_tuxcall: ::c_long = 184;
+pub const SYS_security: ::c_long = 185;
+pub const SYS_gettid: ::c_long = 186;
+pub const SYS_readahead: ::c_long = 187;
+pub const SYS_setxattr: ::c_long = 188;
+pub const SYS_lsetxattr: ::c_long = 189;
+pub const SYS_fsetxattr: ::c_long = 190;
+pub const SYS_getxattr: ::c_long = 191;
+pub const SYS_lgetxattr: ::c_long = 192;
+pub const SYS_fgetxattr: ::c_long = 193;
+pub const SYS_listxattr: ::c_long = 194;
+pub const SYS_llistxattr: ::c_long = 195;
+pub const SYS_flistxattr: ::c_long = 196;
+pub const SYS_removexattr: ::c_long = 197;
+pub const SYS_lremovexattr: ::c_long = 198;
+pub const SYS_fremovexattr: ::c_long = 199;
+pub const SYS_tkill: ::c_long = 200;
+pub const SYS_time: ::c_long = 201;
+pub const SYS_futex: ::c_long = 202;
+pub const SYS_sched_setaffinity: ::c_long = 203;
+pub const SYS_sched_getaffinity: ::c_long = 204;
+pub const SYS_set_thread_area: ::c_long = 205;
+pub const SYS_io_setup: ::c_long = 206;
+pub const SYS_io_destroy: ::c_long = 207;
+pub const SYS_io_getevents: ::c_long = 208;
+pub const SYS_io_submit: ::c_long = 209;
+pub const SYS_io_cancel: ::c_long = 210;
+pub const SYS_get_thread_area: ::c_long = 211;
+pub const SYS_lookup_dcookie: ::c_long = 212;
+pub const SYS_epoll_create: ::c_long = 213;
+pub const SYS_epoll_ctl_old: ::c_long = 214;
+pub const SYS_epoll_wait_old: ::c_long = 215;
+pub const SYS_remap_file_pages: ::c_long = 216;
+pub const SYS_getdents64: ::c_long = 217;
+pub const SYS_set_tid_address: ::c_long = 218;
+pub const SYS_restart_syscall: ::c_long = 219;
+pub const SYS_semtimedop: ::c_long = 220;
+pub const SYS_fadvise64: ::c_long = 221;
+pub const SYS_timer_create: ::c_long = 222;
+pub const SYS_timer_settime: ::c_long = 223;
+pub const SYS_timer_gettime: ::c_long = 224;
+pub const SYS_timer_getoverrun: ::c_long = 225;
+pub const SYS_timer_delete: ::c_long = 226;
+pub const SYS_clock_settime: ::c_long = 227;
+pub const SYS_clock_gettime: ::c_long = 228;
+pub const SYS_clock_getres: ::c_long = 229;
+pub const SYS_clock_nanosleep: ::c_long = 230;
+pub const SYS_exit_group: ::c_long = 231;
+pub const SYS_epoll_wait: ::c_long = 232;
+pub const SYS_epoll_ctl: ::c_long = 233;
+pub const SYS_tgkill: ::c_long = 234;
+pub const SYS_utimes: ::c_long = 235;
+pub const SYS_vserver: ::c_long = 236;
+pub const SYS_mbind: ::c_long = 237;
+pub const SYS_set_mempolicy: ::c_long = 238;
+pub const SYS_get_mempolicy: ::c_long = 239;
+pub const SYS_mq_open: ::c_long = 240;
+pub const SYS_mq_unlink: ::c_long = 241;
+pub const SYS_mq_timedsend: ::c_long = 242;
+pub const SYS_mq_timedreceive: ::c_long = 243;
+pub const SYS_mq_notify: ::c_long = 244;
+pub const SYS_mq_getsetattr: ::c_long = 245;
+pub const SYS_kexec_load: ::c_long = 246;
+pub const SYS_waitid: ::c_long = 247;
+pub const SYS_add_key: ::c_long = 248;
+pub const SYS_request_key: ::c_long = 249;
+pub const SYS_keyctl: ::c_long = 250;
+pub const SYS_ioprio_set: ::c_long = 251;
+pub const SYS_ioprio_get: ::c_long = 252;
+pub const SYS_inotify_init: ::c_long = 253;
+pub const SYS_inotify_add_watch: ::c_long = 254;
+pub const SYS_inotify_rm_watch: ::c_long = 255;
+pub const SYS_migrate_pages: ::c_long = 256;
+pub const SYS_openat: ::c_long = 257;
+pub const SYS_mkdirat: ::c_long = 258;
+pub const SYS_mknodat: ::c_long = 259;
+pub const SYS_fchownat: ::c_long = 260;
+pub const SYS_futimesat: ::c_long = 261;
+pub const SYS_newfstatat: ::c_long = 262;
+pub const SYS_unlinkat: ::c_long = 263;
+pub const SYS_renameat: ::c_long = 264;
+pub const SYS_linkat: ::c_long = 265;
+pub const SYS_symlinkat: ::c_long = 266;
+pub const SYS_readlinkat: ::c_long = 267;
+pub const SYS_fchmodat: ::c_long = 268;
+pub const SYS_faccessat: ::c_long = 269;
+pub const SYS_pselect6: ::c_long = 270;
+pub const SYS_ppoll: ::c_long = 271;
+pub const SYS_unshare: ::c_long = 272;
+pub const SYS_set_robust_list: ::c_long = 273;
+pub const SYS_get_robust_list: ::c_long = 274;
+pub const SYS_splice: ::c_long = 275;
+pub const SYS_tee: ::c_long = 276;
+pub const SYS_sync_file_range: ::c_long = 277;
+pub const SYS_vmsplice: ::c_long = 278;
+pub const SYS_move_pages: ::c_long = 279;
+pub const SYS_utimensat: ::c_long = 280;
+pub const SYS_epoll_pwait: ::c_long = 281;
+pub const SYS_signalfd: ::c_long = 282;
+pub const SYS_timerfd_create: ::c_long = 283;
+pub const SYS_eventfd: ::c_long = 284;
+pub const SYS_fallocate: ::c_long = 285;
+pub const SYS_timerfd_settime: ::c_long = 286;
+pub const SYS_timerfd_gettime: ::c_long = 287;
+pub const SYS_accept4: ::c_long = 288;
+pub const SYS_signalfd4: ::c_long = 289;
+pub const SYS_eventfd2: ::c_long = 290;
+pub const SYS_epoll_create1: ::c_long = 291;
+pub const SYS_dup3: ::c_long = 292;
+pub const SYS_pipe2: ::c_long = 293;
+pub const SYS_inotify_init1: ::c_long = 294;
+pub const SYS_preadv: ::c_long = 295;
+pub const SYS_pwritev: ::c_long = 296;
+pub const SYS_rt_tgsigqueueinfo: ::c_long = 297;
 pub const SYS_perf_event_open: ::c_long = 298;
+pub const SYS_recvmmsg: ::c_long = 299;
+pub const SYS_fanotify_init: ::c_long = 300;
+pub const SYS_fanotify_mark: ::c_long = 301;
+pub const SYS_prlimit64: ::c_long = 302;
+pub const SYS_name_to_handle_at: ::c_long = 303;
+pub const SYS_open_by_handle_at: ::c_long = 304;
+pub const SYS_clock_adjtime: ::c_long = 305;
+pub const SYS_syncfs: ::c_long = 306;
+pub const SYS_sendmmsg: ::c_long = 307;
+pub const SYS_setns: ::c_long = 308;
+pub const SYS_getcpu: ::c_long = 309;
+pub const SYS_process_vm_readv: ::c_long = 310;
+pub const SYS_process_vm_writev: ::c_long = 311;
+pub const SYS_kcmp: ::c_long = 312;
+pub const SYS_finit_module: ::c_long = 313;
+pub const SYS_sched_setattr: ::c_long = 314;
+pub const SYS_sched_getattr: ::c_long = 315;
+pub const SYS_renameat2: ::c_long = 316;
+pub const SYS_seccomp: ::c_long = 317;
+pub const SYS_getrandom: ::c_long = 318;
+pub const SYS_memfd_create: ::c_long = 319;
+pub const SYS_kexec_file_load: ::c_long = 320;
+pub const SYS_bpf: ::c_long = 321;
+pub const SYS_execveat: ::c_long = 322;
+pub const SYS_userfaultfd: ::c_long = 323;
+pub const SYS_membarrier: ::c_long = 324;
+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
+
+// offsets in user_regs_structs, from sys/reg.h
+pub const R15: ::c_int = 0;
+pub const R14: ::c_int = 1;
+pub const R13: ::c_int = 2;
+pub const R12: ::c_int = 3;
+pub const RBP: ::c_int = 4;
+pub const RBX: ::c_int = 5;
+pub const R11: ::c_int = 6;
+pub const R10: ::c_int = 7;
+pub const R9: ::c_int = 8;
+pub const R8: ::c_int = 9;
+pub const RAX: ::c_int = 10;
+pub const RCX: ::c_int = 11;
+pub const RDX: ::c_int = 12;
+pub const RSI: ::c_int = 13;
+pub const RDI: ::c_int = 14;
+pub const ORIG_RAX: ::c_int = 15;
+pub const RIP: ::c_int = 16;
+pub const CS: ::c_int = 17;
+pub const EFLAGS: ::c_int = 18;
+pub const RSP: ::c_int = 19;
+pub const SS: ::c_int = 20;
+pub const FS_BASE: ::c_int = 21;
+pub const GS_BASE: ::c_int = 22;
+pub const DS: ::c_int = 23;
+pub const ES: ::c_int = 24;
+pub const FS: ::c_int = 25;
+pub const GS: ::c_int = 26;
diff --git a/libc/src/unix/notbsd/linux/musl/mod.rs b/libc/src/unix/notbsd/linux/musl/mod.rs
index b365028..640e8ab 100644
--- a/libc/src/unix/notbsd/linux/musl/mod.rs
+++ b/libc/src/unix/notbsd/linux/musl/mod.rs
@@ -87,14 +87,12 @@ s! {
     }
 }
 
-pub const CLONE_NEWCGROUP: ::c_int = 0x02000000;
-
 pub const SFD_CLOEXEC: ::c_int = 0x080000;
 
 pub const NCCS: usize = 32;
 
 pub const O_TRUNC: ::c_int = 512;
-
+pub const O_NOATIME: ::c_int = 0o1000000;
 pub const O_CLOEXEC: ::c_int = 0x80000;
 
 pub const EBFONT: ::c_int = 59;
@@ -155,11 +153,9 @@ pub const TCP_TIMESTAMP: ::c_int = 24;
 
 pub const SIGUNUSED: ::c_int = ::SIGSYS;
 
-pub const FALLOC_FL_KEEP_SIZE: ::c_int = 0x01;
-pub const FALLOC_FL_PUNCH_HOLE: ::c_int = 0x02;
-
 pub const __SIZEOF_PTHREAD_CONDATTR_T: usize = 4;
 pub const __SIZEOF_PTHREAD_MUTEXATTR_T: usize = 4;
+pub const __SIZEOF_PTHREAD_RWLOCKATTR_T: usize = 8;
 
 pub const CPU_SETSIZE: ::c_int = 128;
 
@@ -175,8 +171,14 @@ pub const PTRACE_POKEUSER: ::c_int = 6;
 pub const PTRACE_CONT: ::c_int = 7;
 pub const PTRACE_KILL: ::c_int = 8;
 pub const PTRACE_SINGLESTEP: ::c_int = 9;
+pub const PTRACE_GETREGS: ::c_int = 12;
+pub const PTRACE_SETREGS: ::c_int = 13;
+pub const PTRACE_GETFPREGS: ::c_int = 14;
+pub const PTRACE_SETFPREGS: ::c_int = 15;
 pub const PTRACE_ATTACH: ::c_int = 16;
 pub const PTRACE_DETACH: ::c_int = 17;
+pub const PTRACE_GETFPXREGS: ::c_int = 18;
+pub const PTRACE_SETFPXREGS: ::c_int = 19;
 pub const PTRACE_SYSCALL: ::c_int = 24;
 pub const PTRACE_SETOPTIONS: ::c_int = 0x4200;
 pub const PTRACE_GETEVENTMSG: ::c_int = 0x4201;
@@ -189,34 +191,8 @@ pub const PTRACE_INTERRUPT: ::c_int = 0x4207;
 pub const PTRACE_LISTEN: ::c_int = 0x4208;
 pub const PTRACE_PEEKSIGINFO: ::c_int = 0x4209;
 
-pub const PTRACE_O_EXITKILL: ::c_int = 1048576;
-pub const PTRACE_O_TRACECLONE: ::c_int = 8;
-pub const PTRACE_O_TRACEEXEC: ::c_int = 16;
-pub const PTRACE_O_TRACEEXIT: ::c_int = 64;
-pub const PTRACE_O_TRACEFORK: ::c_int = 2;
-pub const PTRACE_O_TRACESYSGOOD: ::c_int = 1;
-pub const PTRACE_O_TRACEVFORK: ::c_int = 4;
-pub const PTRACE_O_TRACEVFORKDONE: ::c_int = 32;
-pub const PTRACE_O_SUSPEND_SECCOMP: ::c_int = 2097152;
-
-pub const MADV_DODUMP: ::c_int = 17;
-pub const MADV_DONTDUMP: ::c_int = 16;
-
 pub const EPOLLWAKEUP: ::c_int = 0x20000000;
 
-pub const POLLRDNORM: ::c_short = 0x040;
-pub const POLLRDBAND: ::c_short = 0x080;
-
-pub const MADV_HUGEPAGE: ::c_int = 14;
-pub const MADV_NOHUGEPAGE: ::c_int = 15;
-
-pub const PTRACE_GETFPREGS: ::c_uint = 14;
-pub const PTRACE_SETFPREGS: ::c_uint = 15;
-pub const PTRACE_GETFPXREGS: ::c_uint = 18;
-pub const PTRACE_SETFPXREGS: ::c_uint = 19;
-pub const PTRACE_GETREGS: ::c_uint = 12;
-pub const PTRACE_SETREGS: ::c_uint = 13;
-
 pub const EFD_NONBLOCK: ::c_int = ::O_NONBLOCK;
 
 pub const SFD_NONBLOCK: ::c_int = ::O_NONBLOCK;
@@ -280,6 +256,17 @@ 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 B0: ::speed_t = 0o000000;
 pub const B50: ::speed_t = 0o000001;
@@ -315,6 +302,13 @@ pub const B3000000: ::speed_t = 0o010015;
 pub const B3500000: ::speed_t = 0o010016;
 pub const B4000000: ::speed_t = 0o010017;
 
+pub const SO_BINDTODEVICE: ::c_int = 25;
+pub const SO_TIMESTAMP: ::c_int = 29;
+pub const SO_MARK: ::c_int = 36;
+pub const SO_RXQ_OVFL: ::c_int = 40;
+pub const SO_PEEK_OFF: ::c_int = 42;
+pub const SO_BUSY_POLL: ::c_int = 46;
+
 extern {
     pub fn ioctl(fd: ::c_int, request: ::c_int, ...) -> ::c_int;
     pub fn ptrace(request: ::c_int, ...) -> ::c_long;
@@ -328,9 +322,7 @@ cfg_if! {
         pub use self::b64::*;
     } else if #[cfg(any(target_arch = "x86",
                         target_arch = "mips",
-                        target_arch = "arm",
-                        target_arch = "asmjs",
-                        target_arch = "wasm32"))] {
+                        target_arch = "arm"))] {
         mod b32;
         pub use self::b32::*;
     } else { }