Update libc crate to 0.2.30

Import subrepo libc/:libc at 3520512a8c9cb55661910318a6fb169a75c02a59

5 files changed, 256 insertions, 92 deletions

diff --git a/libc/src/unix/bsd/freebsdlike/dragonfly/mod.rs b/libc/src/unix/bsd/freebsdlike/dragonfly/mod.rs
index e60825a..038a886 100644
--- a/libc/src/unix/bsd/freebsdlike/dragonfly/mod.rs
+++ b/libc/src/unix/bsd/freebsdlike/dragonfly/mod.rs
@@ -131,13 +131,51 @@ s! {
         pub st_qspare1: ::int64_t,
         pub st_qspare2: ::int64_t,
     }
+
+    pub struct if_data {
+        pub ifi_type: ::c_uchar,
+        pub ifi_physical: ::c_uchar,
+        pub ifi_addrlen: ::c_uchar,
+        pub ifi_hdrlen: ::c_uchar,
+        pub ifi_recvquota: ::c_uchar,
+        pub ifi_xmitquota: ::c_uchar,
+        pub ifi_mtu: ::c_ulong,
+        pub ifi_metric: ::c_ulong,
+        pub ifi_link_state: ::c_ulong,
+        pub ifi_baudrate: u64,
+        pub ifi_ipackets: ::c_ulong,
+        pub ifi_ierrors: ::c_ulong,
+        pub ifi_opackets: ::c_ulong,
+        pub ifi_oerrors: ::c_ulong,
+        pub ifi_collisions: ::c_ulong,
+        pub ifi_ibytes: ::c_ulong,
+        pub ifi_obytes: ::c_ulong,
+        pub ifi_imcasts: ::c_ulong,
+        pub ifi_omcasts: ::c_ulong,
+        pub ifi_iqdrops: ::c_ulong,
+        pub ifi_noproto: ::c_ulong,
+        pub ifi_hwassist: ::c_ulong,
+        pub ifi_oqdrops: ::c_ulong,
+        pub ifi_lastchange: ::timeval,
+    }
+
+    pub struct if_msghdr {
+        pub ifm_msglen: ::c_ushort,
+        pub ifm_version: ::c_uchar,
+        pub ifm_type: ::c_uchar,
+        pub ifm_addrs: ::c_int,
+        pub ifm_flags: ::c_int,
+        pub ifm_index: ::c_ushort,
+        pub ifm_data: if_data,
+    }
 }
 
 pub const RAND_MAX: ::c_int = 0x7fff_ffff;
-pub const PTHREAD_STACK_MIN: ::size_t = 1024;
+pub const PTHREAD_STACK_MIN: ::size_t = 16384;
 pub const SIGSTKSZ: ::size_t = 40960;
 pub const MADV_INVAL: ::c_int = 10;
 pub const O_CLOEXEC: ::c_int = 0x00020000;
+pub const O_DIRECTORY: ::c_int = 0x08000000;
 pub const F_GETLK: ::c_int = 7;
 pub const F_SETLK: ::c_int = 8;
 pub const F_SETLKW: ::c_int = 9;
@@ -148,20 +186,20 @@ pub const RLIM_NLIMITS: ::rlim_t = 12;
 pub const Q_GETQUOTA: ::c_int = 0x300;
 pub const Q_SETQUOTA: ::c_int = 0x400;
 
-pub const CLOCK_REALTIME: clockid_t = 0;
-pub const CLOCK_VIRTUAL: clockid_t = 1;
-pub const CLOCK_PROF: clockid_t = 2;
-pub const CLOCK_MONOTONIC: clockid_t = 4;
-pub const CLOCK_UPTIME: clockid_t = 5;
-pub const CLOCK_UPTIME_PRECISE: clockid_t = 7;
-pub const CLOCK_UPTIME_FAST: clockid_t = 8;
-pub const CLOCK_REALTIME_PRECISE: clockid_t = 9;
-pub const CLOCK_REALTIME_FAST: clockid_t = 10;
-pub const CLOCK_MONOTONIC_PRECISE: clockid_t = 11;
-pub const CLOCK_MONOTONIC_FAST: clockid_t = 12;
-pub const CLOCK_SECOND: clockid_t = 13;
-pub const CLOCK_THREAD_CPUTIME_ID: clockid_t = 14;
-pub const CLOCK_PROCESS_CPUTIME_ID: clockid_t = 15;
+pub const CLOCK_REALTIME: ::clockid_t = 0;
+pub const CLOCK_VIRTUAL: ::clockid_t = 1;
+pub const CLOCK_PROF: ::clockid_t = 2;
+pub const CLOCK_MONOTONIC: ::clockid_t = 4;
+pub const CLOCK_UPTIME: ::clockid_t = 5;
+pub const CLOCK_UPTIME_PRECISE: ::clockid_t = 7;
+pub const CLOCK_UPTIME_FAST: ::clockid_t = 8;
+pub const CLOCK_REALTIME_PRECISE: ::clockid_t = 9;
+pub const CLOCK_REALTIME_FAST: ::clockid_t = 10;
+pub const CLOCK_MONOTONIC_PRECISE: ::clockid_t = 11;
+pub const CLOCK_MONOTONIC_FAST: ::clockid_t = 12;
+pub const CLOCK_SECOND: ::clockid_t = 13;
+pub const CLOCK_THREAD_CPUTIME_ID: ::clockid_t = 14;
+pub const CLOCK_PROCESS_CPUTIME_ID: ::clockid_t = 15;
 
 pub const CTL_UNSPEC: ::c_int = 0;
 pub const CTL_KERN: ::c_int = 1;
@@ -302,6 +340,7 @@ pub const EVFILT_VNODE: ::int16_t = -4;
 pub const EVFILT_PROC: ::int16_t = -5;
 pub const EVFILT_SIGNAL: ::int16_t = -6;
 pub const EVFILT_TIMER: ::int16_t = -7;
+pub const EVFILT_EXCEPT: ::int16_t = -8;
 pub const EVFILT_USER: ::int16_t = -9;
 pub const EVFILT_FS: ::int16_t = -10;
 
@@ -404,12 +443,31 @@ pub const TIOCMODG: ::c_uint = 0x40047403;
 pub const TIOCMODS: ::c_ulong = 0x80047404;
 pub const TIOCREMOTE: ::c_ulong = 0x80047469;
 
+// Constants used by "at" family of system calls.
+pub const AT_FDCWD:            ::c_int = 0xFFFAFDCD; // invalid file descriptor
+pub const AT_SYMLINK_NOFOLLOW: ::c_int = 1;
+pub const AT_REMOVEDIR:        ::c_int = 2;
+pub const AT_EACCESS:          ::c_int = 4;
+pub const AT_SYMLINK_FOLLOW:   ::c_int = 8;
+
+pub const VCHECKPT: usize = 19;
+
+pub const _PC_2_SYMLINKS: ::c_int = 22;
+pub const _PC_TIMESTAMP_RESOLUTION: ::c_int = 23;
+
+pub const _SC_V7_ILP32_OFF32: ::c_int = 122;
+pub const _SC_V7_ILP32_OFFBIG: ::c_int = 123;
+pub const _SC_V7_LP64_OFF64: ::c_int = 124;
+pub const _SC_V7_LPBIG_OFFBIG: ::c_int = 125;
+pub const _SC_THREAD_ROBUST_PRIO_INHERIT: ::c_int = 126;
+pub const _SC_THREAD_ROBUST_PRIO_PROTECT: ::c_int = 127;
+
 extern {
     pub fn mprotect(addr: *mut ::c_void, len: ::size_t, prot: ::c_int)
                     -> ::c_int;
-    pub fn clock_getres(clk_id: clockid_t, tp: *mut ::timespec) -> ::c_int;
-    pub fn clock_gettime(clk_id: clockid_t, tp: *mut ::timespec) -> ::c_int;
-    pub fn clock_settime(clk_id: clockid_t, tp: *const ::timespec) -> ::c_int;
+    pub fn clock_getres(clk_id: ::clockid_t, tp: *mut ::timespec) -> ::c_int;
+    pub fn clock_gettime(clk_id: ::clockid_t, tp: *mut ::timespec) -> ::c_int;
+    pub fn clock_settime(clk_id: ::clockid_t, tp: *const ::timespec) -> ::c_int;
 
     pub fn setutxdb(_type: ::c_uint, file: *mut ::c_char) -> ::c_int;
 
diff --git a/libc/src/unix/bsd/freebsdlike/freebsd/aarch64.rs b/libc/src/unix/bsd/freebsdlike/freebsd/aarch64.rs
index a2da845..3d61f88 100644
--- a/libc/src/unix/bsd/freebsdlike/freebsd/aarch64.rs
+++ b/libc/src/unix/bsd/freebsdlike/freebsd/aarch64.rs
@@ -28,3 +28,5 @@ s! {
         pub st_birthtime_nsec: ::c_long,
     }
 }
+
+pub const MAP_32BIT: ::c_int = 0x00080000;
diff --git a/libc/src/unix/bsd/freebsdlike/freebsd/mod.rs b/libc/src/unix/bsd/freebsdlike/freebsd/mod.rs
index fb113de..dbf7fd3 100644
--- a/libc/src/unix/bsd/freebsdlike/freebsd/mod.rs
+++ b/libc/src/unix/bsd/freebsdlike/freebsd/mod.rs
@@ -139,6 +139,9 @@ pub const SF_NODISKIO: ::c_int = 0x00000001;
 pub const SF_MNOWAIT: ::c_int = 0x00000002;
 pub const SF_SYNC: ::c_int = 0x00000004;
 pub const O_CLOEXEC: ::c_int = 0x00100000;
+pub const O_DIRECTORY: ::c_int = 0x00020000;
+pub const O_EXEC: ::c_int = 0x00040000;
+pub const O_TTY_INIT: ::c_int = 0x00080000;
 pub const F_GETLK: ::c_int = 11;
 pub const F_SETLK: ::c_int = 12;
 pub const F_SETLKW: ::c_int = 13;
@@ -157,6 +160,8 @@ pub const POSIX_FADV_WILLNEED: ::c_int = 3;
 pub const POSIX_FADV_DONTNEED: ::c_int = 4;
 pub const POSIX_FADV_NOREUSE: ::c_int = 5;
 
+pub const POLLINIGNEOF: ::c_short = 0x2000;
+
 pub const EVFILT_READ: ::int16_t = -1;
 pub const EVFILT_WRITE: ::int16_t = -2;
 pub const EVFILT_AIO: ::int16_t = -3;
@@ -213,20 +218,20 @@ pub const NOTE_NSECONDS: ::uint32_t = 0x00000008;
 pub const MADV_PROTECT: ::c_int = 10;
 pub const RUSAGE_THREAD: ::c_int = 1;
 
-pub const CLOCK_REALTIME: clockid_t = 0;
-pub const CLOCK_VIRTUAL: clockid_t = 1;
-pub const CLOCK_PROF: clockid_t = 2;
-pub const CLOCK_MONOTONIC: clockid_t = 4;
-pub const CLOCK_UPTIME: clockid_t = 5;
-pub const CLOCK_UPTIME_PRECISE: clockid_t = 7;
-pub const CLOCK_UPTIME_FAST: clockid_t = 8;
-pub const CLOCK_REALTIME_PRECISE: clockid_t = 9;
-pub const CLOCK_REALTIME_FAST: clockid_t = 10;
-pub const CLOCK_MONOTONIC_PRECISE: clockid_t = 11;
-pub const CLOCK_MONOTONIC_FAST: clockid_t = 12;
-pub const CLOCK_SECOND: clockid_t = 13;
-pub const CLOCK_THREAD_CPUTIME_ID: clockid_t = 14;
-pub const CLOCK_PROCESS_CPUTIME_ID: clockid_t = 15;
+pub const CLOCK_REALTIME: ::clockid_t = 0;
+pub const CLOCK_VIRTUAL: ::clockid_t = 1;
+pub const CLOCK_PROF: ::clockid_t = 2;
+pub const CLOCK_MONOTONIC: ::clockid_t = 4;
+pub const CLOCK_UPTIME: ::clockid_t = 5;
+pub const CLOCK_UPTIME_PRECISE: ::clockid_t = 7;
+pub const CLOCK_UPTIME_FAST: ::clockid_t = 8;
+pub const CLOCK_REALTIME_PRECISE: ::clockid_t = 9;
+pub const CLOCK_REALTIME_FAST: ::clockid_t = 10;
+pub const CLOCK_MONOTONIC_PRECISE: ::clockid_t = 11;
+pub const CLOCK_MONOTONIC_FAST: ::clockid_t = 12;
+pub const CLOCK_SECOND: ::clockid_t = 13;
+pub const CLOCK_THREAD_CPUTIME_ID: ::clockid_t = 14;
+pub const CLOCK_PROCESS_CPUTIME_ID: ::clockid_t = 15;
 
 pub const CTL_UNSPEC: ::c_int = 0;
 pub const CTL_KERN: ::c_int = 1;
@@ -508,15 +513,29 @@ pub const P_ALL: idtype_t = 7;
 pub const B460800: ::speed_t = 460800;
 pub const B921600: ::speed_t = 921600;
 
+pub const AT_FDCWD: ::c_int = -100;
+pub const AT_EACCESS: ::c_int = 0x100;
+pub const AT_SYMLINK_NOFOLLOW: ::c_int = 0x200;
+pub const AT_SYMLINK_FOLLOW: ::c_int = 0x400;
+pub const AT_REMOVEDIR: ::c_int = 0x800;
+
+pub const TABDLY: ::tcflag_t = 0x00000004;
+pub const TAB0: ::tcflag_t = 0x00000000;
+pub const TAB3: ::tcflag_t = 0x00000004;
+
+pub const _PC_ACL_NFS4: ::c_int = 64;
+
+pub const _SC_CPUSET_SIZE: ::c_int = 122;
+
 extern {
     pub fn __error() -> *mut ::c_int;
 
     pub fn mprotect(addr: *const ::c_void, len: ::size_t, prot: ::c_int)
                     -> ::c_int;
 
-    pub fn clock_getres(clk_id: clockid_t, tp: *mut ::timespec) -> ::c_int;
-    pub fn clock_gettime(clk_id: clockid_t, tp: *mut ::timespec) -> ::c_int;
-    pub fn clock_settime(clk_id: clockid_t, tp: *const ::timespec) -> ::c_int;
+    pub fn clock_getres(clk_id: ::clockid_t, tp: *mut ::timespec) -> ::c_int;
+    pub fn clock_gettime(clk_id: ::clockid_t, tp: *mut ::timespec) -> ::c_int;
+    pub fn clock_settime(clk_id: ::clockid_t, tp: *const ::timespec) -> ::c_int;
 
     pub fn jail(jail: *mut ::jail) -> ::c_int;
     pub fn jail_attach(jid: ::c_int) -> ::c_int;
@@ -559,6 +578,7 @@ extern {
         msgtyp: ::c_long, msgflg: ::c_int) -> ::c_int;
     pub fn msgsnd(msqid: ::c_int, msgp: *const ::c_void, msgsz: ::size_t,
         msgflg: ::c_int) -> ::c_int;
+    pub fn cfmakesane(termios: *mut ::termios);
 }
 
 cfg_if! {
diff --git a/libc/src/unix/bsd/freebsdlike/freebsd/x86_64.rs b/libc/src/unix/bsd/freebsdlike/freebsd/x86_64.rs
index a2da845..3d61f88 100644
--- a/libc/src/unix/bsd/freebsdlike/freebsd/x86_64.rs
+++ b/libc/src/unix/bsd/freebsdlike/freebsd/x86_64.rs
@@ -28,3 +28,5 @@ s! {
         pub st_birthtime_nsec: ::c_long,
     }
 }
+
+pub const MAP_32BIT: ::c_int = 0x00080000;
diff --git a/libc/src/unix/bsd/freebsdlike/mod.rs b/libc/src/unix/bsd/freebsdlike/mod.rs
index daf3f29..8cc87ce 100644
--- a/libc/src/unix/bsd/freebsdlike/mod.rs
+++ b/libc/src/unix/bsd/freebsdlike/mod.rs
@@ -7,6 +7,7 @@ pub type pthread_mutexattr_t = *mut ::c_void;
 pub type pthread_cond_t = *mut ::c_void;
 pub type pthread_condattr_t = *mut ::c_void;
 pub type pthread_rwlock_t = *mut ::c_void;
+pub type pthread_rwlockattr_t = *mut ::c_void;
 pub type pthread_key_t = ::c_int;
 pub type tcflag_t = ::c_uint;
 pub type speed_t = ::c_uint;
@@ -263,6 +264,8 @@ pub const EOF: ::c_int = -1;
 pub const SEEK_SET: ::c_int = 0;
 pub const SEEK_CUR: ::c_int = 1;
 pub const SEEK_END: ::c_int = 2;
+pub const SEEK_DATA: ::c_int = 3;
+pub const SEEK_HOLE: ::c_int = 4;
 pub const _IOFBF: ::c_int = 0;
 pub const _IONBF: ::c_int = 2;
 pub const _IOLBF: ::c_int = 1;
@@ -272,15 +275,9 @@ pub const FILENAME_MAX: ::c_uint = 1024;
 pub const L_tmpnam: ::c_uint = 1024;
 pub const TMP_MAX: ::c_uint = 308915776;
 
-pub const O_RDONLY: ::c_int = 0;
-pub const O_WRONLY: ::c_int = 1;
-pub const O_RDWR: ::c_int = 2;
-pub const O_ACCMODE: ::c_int = 3;
-pub const O_APPEND: ::c_int = 8;
-pub const O_CREAT: ::c_int = 512;
-pub const O_EXCL: ::c_int = 2048;
 pub const O_NOCTTY: ::c_int = 32768;
-pub const O_TRUNC: ::c_int = 1024;
+pub const O_DIRECT: ::c_int = 0x00010000;
+
 pub const S_IFIFO: mode_t = 4096;
 pub const S_IFCHR: mode_t = 8192;
 pub const S_IFBLK: mode_t = 24576;
@@ -339,6 +336,7 @@ pub const MAP_SHARED: ::c_int = 0x0001;
 pub const MAP_PRIVATE: ::c_int = 0x0002;
 pub const MAP_FIXED: ::c_int = 0x0010;
 pub const MAP_ANON: ::c_int = 0x1000;
+pub const MAP_ANONYMOUS: ::c_int = MAP_ANON;
 
 pub const MAP_FAILED: *mut ::c_void = !0 as *mut ::c_void;
 
@@ -444,6 +442,10 @@ pub const EMULTIHOP: ::c_int = 90;
 pub const ENOLINK: ::c_int = 91;
 pub const EPROTO: ::c_int = 92;
 
+pub const POLLSTANDARD: ::c_short = ::POLLIN | ::POLLPRI | ::POLLOUT |
+    ::POLLRDNORM | ::POLLRDBAND | ::POLLWRBAND | ::POLLERR |
+    ::POLLHUP | ::POLLNVAL;
+
 pub const EAI_SYSTEM: ::c_int = 11;
 
 pub const F_DUPFD: ::c_int = 0;
@@ -452,11 +454,6 @@ pub const F_SETFD: ::c_int = 2;
 pub const F_GETFL: ::c_int = 3;
 pub const F_SETFL: ::c_int = 4;
 
-pub const AT_EACCESS: ::c_int = 0x100;
-pub const AT_SYMLINK_NOFOLLOW: ::c_int = 0x200;
-pub const AT_SYMLINK_FOLLOW: ::c_int = 0x400;
-pub const AT_REMOVEDIR: ::c_int = 0x800;
-
 pub const SIGTRAP: ::c_int = 5;
 
 pub const GLOB_APPEND  : ::c_int = 0x0001;
@@ -477,36 +474,8 @@ pub const POSIX_MADV_SEQUENTIAL: ::c_int = 2;
 pub const POSIX_MADV_WILLNEED: ::c_int = 3;
 pub const POSIX_MADV_DONTNEED: ::c_int = 4;
 
-pub const _SC_IOV_MAX: ::c_int = 56;
-pub const _SC_GETGR_R_SIZE_MAX: ::c_int = 70;
-pub const _SC_GETPW_R_SIZE_MAX: ::c_int = 71;
-pub const _SC_LOGIN_NAME_MAX: ::c_int = 73;
-pub const _SC_MQ_PRIO_MAX: ::c_int = 75;
-pub const _SC_NPROCESSORS_ONLN: ::c_int = 58;
-pub const _SC_THREAD_ATTR_STACKADDR: ::c_int = 82;
-pub const _SC_THREAD_ATTR_STACKSIZE: ::c_int = 83;
-pub const _SC_THREAD_DESTRUCTOR_ITERATIONS: ::c_int = 85;
-pub const _SC_THREAD_KEYS_MAX: ::c_int = 86;
-pub const _SC_THREAD_PRIO_INHERIT: ::c_int = 87;
-pub const _SC_THREAD_PRIO_PROTECT: ::c_int = 88;
-pub const _SC_THREAD_PRIORITY_SCHEDULING: ::c_int = 89;
-pub const _SC_THREAD_PROCESS_SHARED: ::c_int = 90;
-pub const _SC_THREAD_SAFE_FUNCTIONS: ::c_int = 91;
-pub const _SC_THREAD_STACK_MIN: ::c_int = 93;
-pub const _SC_THREAD_THREADS_MAX: ::c_int = 94;
-pub const _SC_THREADS: ::c_int = 96;
-pub const _SC_TTY_NAME_MAX: ::c_int = 101;
-pub const _SC_ATEXIT_MAX: ::c_int = 107;
-pub const _SC_XOPEN_CRYPT: ::c_int = 108;
-pub const _SC_XOPEN_ENH_I18N: ::c_int = 109;
-pub const _SC_XOPEN_LEGACY: ::c_int = 110;
-pub const _SC_XOPEN_REALTIME: ::c_int = 111;
-pub const _SC_XOPEN_REALTIME_THREADS: ::c_int = 112;
-pub const _SC_XOPEN_SHM: ::c_int = 113;
-pub const _SC_XOPEN_UNIX: ::c_int = 115;
-pub const _SC_XOPEN_VERSION: ::c_int = 116;
-pub const _SC_XOPEN_XCU_VERSION: ::c_int = 117;
-
+pub const PTHREAD_PROCESS_PRIVATE: ::c_int = 0;
+pub const PTHREAD_PROCESS_SHARED: ::c_int = 1;
 pub const PTHREAD_CREATE_JOINABLE: ::c_int = 0;
 pub const PTHREAD_CREATE_DETACHED: ::c_int = 1;
 
@@ -629,6 +598,8 @@ pub const MSG_WAITALL: ::c_int = 0x00000040;
 pub const MSG_DONTWAIT: ::c_int = 0x00000080;
 pub const MSG_EOF: ::c_int = 0x00000100;
 
+pub const SCM_TIMESTAMP: ::c_int = 0x02;
+
 pub const SOCK_STREAM: ::c_int = 1;
 pub const SOCK_DGRAM: ::c_int = 2;
 pub const SOCK_RAW: ::c_int = 3;
@@ -637,13 +608,6 @@ pub const SOCK_SEQPACKET: ::c_int = 5;
 pub const SOCK_CLOEXEC: ::c_int = 0x10000000;
 pub const SOCK_NONBLOCK: ::c_int = 0x20000000;
 pub const SOCK_MAXADDRLEN: ::c_int = 255;
-pub const IPPROTO_ICMP: ::c_int = 1;
-pub const IPPROTO_ICMPV6: ::c_int = 58;
-pub const IPPROTO_TCP: ::c_int = 6;
-pub const IPPROTO_IP: ::c_int = 0;
-pub const IPPROTO_IPV6: ::c_int = 41;
-pub const IP_MULTICAST_TTL: ::c_int = 10;
-pub const IP_MULTICAST_LOOP: ::c_int = 11;
 pub const IP_TTL: ::c_int = 4;
 pub const IP_HDRINCL: ::c_int = 2;
 pub const IP_ADD_MEMBERSHIP: ::c_int = 12;
@@ -687,9 +651,6 @@ pub const LOCK_EX: ::c_int = 2;
 pub const LOCK_NB: ::c_int = 4;
 pub const LOCK_UN: ::c_int = 8;
 
-pub const O_SYNC: ::c_int = 128;
-pub const O_NONBLOCK: ::c_int = 4;
-
 pub const MAP_COPY: ::c_int = 0x0002;
 pub const MAP_RENAME: ::c_int = 0x0020;
 pub const MAP_NORESERVE: ::c_int = 0x0040;
@@ -700,6 +661,32 @@ pub const MAP_NOCORE: ::c_int = 0x020000;
 
 pub const IPPROTO_RAW: ::c_int = 255;
 
+pub const _PC_LINK_MAX: ::c_int = 1;
+pub const _PC_MAX_CANON: ::c_int = 2;
+pub const _PC_MAX_INPUT: ::c_int = 3;
+pub const _PC_NAME_MAX: ::c_int = 4;
+pub const _PC_PATH_MAX: ::c_int = 5;
+pub const _PC_PIPE_BUF: ::c_int = 6;
+pub const _PC_CHOWN_RESTRICTED: ::c_int = 7;
+pub const _PC_NO_TRUNC: ::c_int = 8;
+pub const _PC_VDISABLE: ::c_int = 9;
+pub const _PC_ALLOC_SIZE_MIN: ::c_int = 10;
+pub const _PC_FILESIZEBITS: ::c_int = 12;
+pub const _PC_REC_INCR_XFER_SIZE: ::c_int = 14;
+pub const _PC_REC_MAX_XFER_SIZE: ::c_int = 15;
+pub const _PC_REC_MIN_XFER_SIZE: ::c_int = 16;
+pub const _PC_REC_XFER_ALIGN: ::c_int = 17;
+pub const _PC_SYMLINK_MAX: ::c_int = 18;
+pub const _PC_MIN_HOLE_SIZE: ::c_int = 21;
+pub const _PC_ASYNC_IO: ::c_int = 53;
+pub const _PC_PRIO_IO: ::c_int = 54;
+pub const _PC_SYNC_IO: ::c_int = 55;
+pub const _PC_ACL_EXTENDED: ::c_int = 59;
+pub const _PC_ACL_PATH_MAX: ::c_int = 60;
+pub const _PC_CAP_PRESENT: ::c_int = 61;
+pub const _PC_INF_PRESENT: ::c_int = 62;
+pub const _PC_MAC_PRESENT: ::c_int = 63;
+
 pub const _SC_ARG_MAX: ::c_int = 1;
 pub const _SC_CHILD_MAX: ::c_int = 2;
 pub const _SC_CLK_TCK: ::c_int = 3;
@@ -753,7 +740,71 @@ pub const _SC_SEM_NSEMS_MAX: ::c_int = 49;
 pub const _SC_SEM_VALUE_MAX: ::c_int = 50;
 pub const _SC_SIGQUEUE_MAX: ::c_int = 51;
 pub const _SC_TIMER_MAX: ::c_int = 52;
+pub const _SC_IOV_MAX: ::c_int = 56;
+pub const _SC_NPROCESSORS_CONF: ::c_int = 57;
+pub const _SC_2_PBS: ::c_int = 59;
+pub const _SC_2_PBS_ACCOUNTING: ::c_int = 60;
+pub const _SC_2_PBS_CHECKPOINT: ::c_int = 61;
+pub const _SC_2_PBS_LOCATE: ::c_int = 62;
+pub const _SC_2_PBS_MESSAGE: ::c_int = 63;
+pub const _SC_2_PBS_TRACK: ::c_int = 64;
+pub const _SC_ADVISORY_INFO: ::c_int = 65;
+pub const _SC_BARRIERS: ::c_int = 66;
+pub const _SC_CLOCK_SELECTION: ::c_int = 67;
+pub const _SC_CPUTIME: ::c_int = 68;
+pub const _SC_FILE_LOCKING: ::c_int = 69;
+pub const _SC_NPROCESSORS_ONLN: ::c_int = 58;
+pub const _SC_GETGR_R_SIZE_MAX: ::c_int = 70;
+pub const _SC_GETPW_R_SIZE_MAX: ::c_int = 71;
 pub const _SC_HOST_NAME_MAX: ::c_int = 72;
+pub const _SC_LOGIN_NAME_MAX: ::c_int = 73;
+pub const _SC_MONOTONIC_CLOCK: ::c_int = 74;
+pub const _SC_MQ_PRIO_MAX: ::c_int = 75;
+pub const _SC_READER_WRITER_LOCKS: ::c_int = 76;
+pub const _SC_REGEXP: ::c_int = 77;
+pub const _SC_SHELL: ::c_int = 78;
+pub const _SC_SPAWN: ::c_int = 79;
+pub const _SC_SPIN_LOCKS: ::c_int = 80;
+pub const _SC_SPORADIC_SERVER: ::c_int = 81;
+pub const _SC_THREAD_ATTR_STACKADDR: ::c_int = 82;
+pub const _SC_THREAD_ATTR_STACKSIZE: ::c_int = 83;
+pub const _SC_THREAD_DESTRUCTOR_ITERATIONS: ::c_int = 85;
+pub const _SC_THREAD_KEYS_MAX: ::c_int = 86;
+pub const _SC_THREAD_PRIO_INHERIT: ::c_int = 87;
+pub const _SC_THREAD_PRIO_PROTECT: ::c_int = 88;
+pub const _SC_THREAD_PRIORITY_SCHEDULING: ::c_int = 89;
+pub const _SC_THREAD_PROCESS_SHARED: ::c_int = 90;
+pub const _SC_THREAD_SAFE_FUNCTIONS: ::c_int = 91;
+pub const _SC_THREAD_SPORADIC_SERVER: ::c_int = 92;
+pub const _SC_THREAD_STACK_MIN: ::c_int = 93;
+pub const _SC_THREAD_THREADS_MAX: ::c_int = 94;
+pub const _SC_TIMEOUTS: ::c_int = 95;
+pub const _SC_THREADS: ::c_int = 96;
+pub const _SC_TRACE: ::c_int = 97;
+pub const _SC_TRACE_EVENT_FILTER: ::c_int = 98;
+pub const _SC_TRACE_INHERIT: ::c_int = 99;
+pub const _SC_TRACE_LOG: ::c_int = 100;
+pub const _SC_TTY_NAME_MAX: ::c_int = 101;
+pub const _SC_TYPED_MEMORY_OBJECTS: ::c_int = 102;
+pub const _SC_V6_ILP32_OFF32: ::c_int = 103;
+pub const _SC_V6_ILP32_OFFBIG: ::c_int = 104;
+pub const _SC_V6_LP64_OFF64: ::c_int = 105;
+pub const _SC_V6_LPBIG_OFFBIG: ::c_int = 106;
+pub const _SC_ATEXIT_MAX: ::c_int = 107;
+pub const _SC_XOPEN_CRYPT: ::c_int = 108;
+pub const _SC_XOPEN_ENH_I18N: ::c_int = 109;
+pub const _SC_XOPEN_LEGACY: ::c_int = 110;
+pub const _SC_XOPEN_REALTIME: ::c_int = 111;
+pub const _SC_XOPEN_REALTIME_THREADS: ::c_int = 112;
+pub const _SC_XOPEN_SHM: ::c_int = 113;
+pub const _SC_XOPEN_STREAMS: ::c_int = 114;
+pub const _SC_XOPEN_UNIX: ::c_int = 115;
+pub const _SC_XOPEN_VERSION: ::c_int = 116;
+pub const _SC_XOPEN_XCU_VERSION: ::c_int = 117;
+pub const _SC_IPV6: ::c_int = 118;
+pub const _SC_RAW_SOCKETS: ::c_int = 119;
+pub const _SC_SYMLOOP_MAX: ::c_int = 120;
+pub const _SC_PHYS_PAGES: ::c_int = 121;
 
 pub const PTHREAD_MUTEX_INITIALIZER: pthread_mutex_t = 0 as *mut _;
 pub const PTHREAD_COND_INITIALIZER: pthread_cond_t = 0 as *mut _;
@@ -875,8 +926,15 @@ pub const EXTB: speed_t = 38400;
 pub const SEM_FAILED: *mut sem_t = 0 as *mut sem_t;
 
 pub const CRTSCTS: ::tcflag_t = 0x00030000;
-
-pub const AT_FDCWD: ::c_int = -100;
+pub const CCTS_OFLOW: ::tcflag_t = 0x00010000;
+pub const CRTS_IFLOW: ::tcflag_t = 0x00020000;
+pub const CDTR_IFLOW: ::tcflag_t = 0x00040000;
+pub const CDSR_OFLOW: ::tcflag_t = 0x00080000;
+pub const CCAR_OFLOW: ::tcflag_t = 0x00100000;
+pub const VERASE2: usize = 7;
+pub const OCRNL: ::tcflag_t = 0x10;
+pub const ONOCR: ::tcflag_t = 0x20;
+pub const ONLRET: ::tcflag_t = 0x40;
 
 f! {
     pub fn WIFCONTINUED(status: ::c_int) -> bool {
@@ -904,6 +962,13 @@ extern {
     pub fn getutxline(ut: *const utmpx) -> *mut utmpx;
     pub fn pututxline(ut: *const utmpx) -> *mut utmpx;
     pub fn setutxent();
+    pub fn setresgid(rgid: ::gid_t, egid: ::gid_t, sgid: ::gid_t) -> ::c_int;
+    pub fn setresuid(ruid: ::uid_t, euid: ::uid_t, suid: ::uid_t) -> ::c_int;
+    pub fn getgrouplist(name: *const ::c_char,
+                        basegid: ::gid_t,
+                        groups: *mut ::gid_t,
+                        ngroups: *mut ::c_int) -> ::c_int;
+    pub fn initgroups(name: *const ::c_char, basegid: ::gid_t) -> ::c_int;
 }
 
 #[link(name = "util")]
@@ -918,6 +983,7 @@ extern {
     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 dirfd(dirp: *mut ::DIR) -> ::c_int;
     pub fn getnameinfo(sa: *const ::sockaddr,
                        salen: ::socklen_t,
                        host: *mut ::c_char,
@@ -933,6 +999,14 @@ extern {
                   timeout: *const ::timespec) -> ::c_int;
     pub fn mincore(addr: *const ::c_void, len: ::size_t,
                    vec: *mut ::c_char) -> ::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 sysctlnametomib(name: *const ::c_char,
                            mibp: *mut ::c_int,
                            sizep: *mut ::size_t)
@@ -954,7 +1028,7 @@ extern {
                         -> ::c_int;
     pub fn sched_setscheduler(pid: ::pid_t,
                               policy: ::c_int,
-                              param: *const sched_param) -> ::c_int;
+                              param: *const ::sched_param) -> ::c_int;
     pub fn sched_getscheduler(pid: ::pid_t) -> ::c_int;
     pub fn memrchr(cx: *const ::c_void,
                    c: ::c_int,
@@ -1005,6 +1079,10 @@ extern {
                                         pshared: ::c_int) -> ::c_int;
     pub fn pthread_mutexattr_getpshared(attr: *const pthread_mutexattr_t,
                                         pshared: *mut ::c_int) -> ::c_int;
+    pub fn pthread_rwlockattr_getpshared(attr: *const pthread_rwlockattr_t,
+                                         val: *mut ::c_int) -> ::c_int;
+    pub fn pthread_rwlockattr_setpshared(attr: *mut pthread_rwlockattr_t,
+                                         val: ::c_int) -> ::c_int;
     pub fn getpriority(which: ::c_int, who: ::c_int) -> ::c_int;
     pub fn setpriority(which: ::c_int, who: ::c_int, prio: ::c_int) -> ::c_int;
 
@@ -1017,7 +1095,7 @@ extern {
     pub fn pthread_condattr_getclock(attr: *const pthread_condattr_t,
                                      clock_id: *mut clockid_t) -> ::c_int;
     pub fn pthread_condattr_setclock(attr: *mut pthread_condattr_t,
-                                     clock_id: clockid_t) -> ::c_int;
+                                     clock_id: ::clockid_t) -> ::c_int;
     pub fn sethostname(name: *const ::c_char, len: ::c_int) -> ::c_int;
     pub fn sem_timedwait(sem: *mut sem_t,
                          abstime: *const ::timespec) -> ::c_int;
@@ -1028,6 +1106,10 @@ extern {
                  nfds: ::nfds_t,
                  timeout: *const ::timespec,
                  sigmask: *const sigset_t) -> ::c_int;
+    pub fn settimeofday(tv: *const ::timeval, tz: *const ::timezone) -> ::c_int;
+    pub fn fexecve(fd: ::c_int, argv: *const *const ::c_char,
+                   envp: *const *const ::c_char)
+                   -> ::c_int;
 }
 
 cfg_if! {