Update libc crate to 0.2.45

This change updates the libc crate to version 0.2.45.

Import subrepo libc/:libc at f5636fc618f8e16968b3178196d73c94ad9f7b05

3 files changed, 509 insertions, 125 deletions

diff --git a/libc/src/unix/bsd/freebsdlike/dragonfly/mod.rs b/libc/src/unix/bsd/freebsdlike/dragonfly/mod.rs
index 620fad4..0414380 100644
--- a/libc/src/unix/bsd/freebsdlike/dragonfly/mod.rs
+++ b/libc/src/unix/bsd/freebsdlike/dragonfly/mod.rs
@@ -1,5 +1,6 @@
 pub type clock_t = u64;
 pub type ino_t = u64;
+pub type lwpid_t = i32;
 pub type nlink_t = u32;
 pub type blksize_t = i64;
 pub type clockid_t = ::c_ulong;
@@ -114,6 +115,27 @@ s! {
         pub f_uid_uuid: ::uuid_t,
     }
 
+    pub struct statfs {
+        pub f_bsize: ::c_long,
+        pub f_iosize: ::c_long,
+        pub f_blocks: ::c_long,
+        pub f_bfree: ::c_long,
+        pub f_bavail: ::c_long,
+        pub f_files: ::c_long,
+        pub f_ffree: ::c_long,
+        pub f_fsid: ::fsid_t,
+        pub f_owner: ::uid_t,
+        pub f_type: ::int32_t,
+        pub f_flags: ::int32_t,
+        pub f_syncwrites: ::c_long,
+        pub f_asyncwrites: ::c_long,
+        pub f_fstypename: [::c_char; 16],
+        pub f_mntonname: [::c_char; 90],
+        pub f_syncreads: ::c_long,
+        pub f_asyncreads: ::c_long,
+        pub f_mntfromname: [::c_char; 90],
+    }
+
     pub struct stat {
         pub st_ino: ::ino_t,
         pub st_nlink: ::nlink_t,
@@ -200,6 +222,8 @@ 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;
+pub const ENOMEDIUM: ::c_int = 93;
+pub const EASYNC: ::c_int = 99;
 pub const ELAST: ::c_int = 99;
 pub const RLIMIT_POSIXLOCKS: ::c_int = 11;
 pub const RLIM_NLIMITS: ::rlim_t = 12;
@@ -407,6 +431,8 @@ pub const NOTE_CHILD: ::uint32_t = 0x00000004;
 pub const SO_SNDSPACE: ::c_int = 0x100a;
 pub const SO_CPUHINT: ::c_int = 0x1030;
 
+pub const PT_FIRSTMACH: ::c_int = 32;
+
 // https://github.com/DragonFlyBSD/DragonFlyBSD/blob/master/sys/net/if.h#L101
 pub const IFF_UP: ::c_int = 0x1; // interface is up
 pub const IFF_BROADCAST: ::c_int = 0x2; // broadcast address valid
@@ -658,6 +684,11 @@ pub const IPPROTO_DONE: ::c_int = 257;
 /// Used by RSS: the layer3 protocol is unknown
 pub const IPPROTO_UNKNOWN: ::c_int = 258;
 
+// sys/netinet/tcp.h
+pub const TCP_SIGNATURE_ENABLE:   ::c_int = 16;
+pub const TCP_KEEPINIT:   ::c_int = 32;
+pub const TCP_FASTKEEP:   ::c_int = 128;
+
 pub const AF_BLUETOOTH: ::c_int = 33;
 pub const AF_MPLS: ::c_int = 34;
 pub const AF_IEEE80211: ::c_int = 35;
@@ -737,6 +768,20 @@ pub const _SC_THREAD_ROBUST_PRIO_PROTECT: ::c_int = 127;
 pub const WCONTINUED: ::c_int = 4;
 pub const WSTOPPED: ::c_int = 0o177;
 
+// Values for struct rtprio (type_ field)
+pub const RTP_PRIO_REALTIME: ::c_ushort = 0;
+pub const RTP_PRIO_NORMAL: ::c_ushort = 1;
+pub const RTP_PRIO_IDLE: ::c_ushort = 2;
+pub const RTP_PRIO_THREAD: ::c_ushort = 3;
+
+// Flags for chflags(2)
+pub const UF_NOHISTORY: ::c_ulong = 0x00000040;
+pub const UF_CACHE:     ::c_ulong = 0x00000080;
+pub const UF_XLINK:     ::c_ulong = 0x00000100;
+pub const SF_NOHISTORY: ::c_ulong = 0x00400000;
+pub const SF_CACHE:     ::c_ulong = 0x00800000;
+pub const SF_XLINK:     ::c_ulong = 0x01000000;
+
 extern {
     pub fn mprotect(addr: *mut ::c_void, len: ::size_t, prot: ::c_int)
                     -> ::c_int;
@@ -750,4 +795,10 @@ extern {
                             timeout: *mut ::timespec) -> ::c_int;
 
     pub fn freelocale(loc: ::locale_t);
+
+    pub fn lwp_rtprio(function: ::c_int, pid: ::pid_t, lwpid: lwpid_t,
+                      rtp: *mut super::rtprio) -> ::c_int;
+
+    pub fn statfs(path: *const ::c_char, buf: *mut statfs) -> ::c_int;
+    pub fn fstatfs(fd: ::c_int, buf: *mut statfs) -> ::c_int;
 }
diff --git a/libc/src/unix/bsd/freebsdlike/freebsd/mod.rs b/libc/src/unix/bsd/freebsdlike/freebsd/mod.rs
index 74f2cf8..1ead166 100644
--- a/libc/src/unix/bsd/freebsdlike/freebsd/mod.rs
+++ b/libc/src/unix/bsd/freebsdlike/freebsd/mod.rs
@@ -3,7 +3,7 @@ pub type clock_t = i32;
 pub type ino_t = u32;
 pub type lwpid_t = i32;
 pub type nlink_t = u16;
-pub type blksize_t = u32;
+pub type blksize_t = i32;
 pub type clockid_t = ::c_int;
 pub type sem_t = _sem;
 
@@ -15,6 +15,9 @@ pub type key_t = ::c_long;
 pub type msglen_t = ::c_ulong;
 pub type msgqnum_t = ::c_ulong;
 
+pub type posix_spawnattr_t = *mut ::c_void;
+pub type posix_spawn_file_actions_t = *mut ::c_void;
+
 s! {
     pub struct utmpx {
         pub ut_type: ::c_short,
@@ -96,6 +99,31 @@ s! {
         pub f_namemax: ::c_ulong,
     }
 
+    pub struct statfs {
+        pub f_version: ::uint32_t,
+        pub f_type: ::uint32_t,
+        pub f_flags: ::uint64_t,
+        pub f_bsize: ::uint64_t,
+        pub f_iosize: ::uint64_t,
+        pub f_blocks: ::uint64_t,
+        pub f_bfree: ::uint64_t,
+        pub f_bavail: ::int64_t,
+        pub f_files: ::uint64_t,
+        pub f_ffree: ::int64_t,
+        pub f_syncwrites: ::uint64_t,
+        pub f_asyncwrites: ::uint64_t,
+        pub f_syncreads: ::uint64_t,
+        pub f_asyncreads: ::uint64_t,
+        f_spare: [::uint64_t; 10],
+        pub f_namemax: ::uint32_t,
+        pub f_owner: ::uid_t,
+        pub f_fsid: ::fsid_t,
+        f_charspare: [::c_char; 80],
+        pub f_fstypename: [::c_char; 16],
+        pub f_mntfromname: [::c_char; 88],
+        pub f_mntonname: [::c_char; 88],
+    }
+
     // internal structure has changed over time
     pub struct _sem {
         data: [u32; 4],
@@ -158,6 +186,10 @@ s! {
 
 pub const SIGEV_THREAD_ID: ::c_int = 4;
 
+pub const EXTATTR_NAMESPACE_EMPTY: ::c_int = 0;
+pub const EXTATTR_NAMESPACE_USER: ::c_int = 1;
+pub const EXTATTR_NAMESPACE_SYSTEM: ::c_int = 2;
+
 pub const RAND_MAX: ::c_int = 0x7fff_fffd;
 pub const PTHREAD_STACK_MIN: ::size_t = 2048;
 pub const PTHREAD_MUTEX_ADAPTIVE_NP: ::c_int = 4;
@@ -165,6 +197,8 @@ pub const SIGSTKSZ: ::size_t = 34816;
 pub const SF_NODISKIO: ::c_int = 0x00000001;
 pub const SF_MNOWAIT: ::c_int = 0x00000002;
 pub const SF_SYNC: ::c_int = 0x00000004;
+pub const SF_USER_READAHEAD: ::c_int = 0x00000008;
+pub const SF_NOCACHE: ::c_int = 0x00000010;
 pub const O_CLOEXEC: ::c_int = 0x00100000;
 pub const O_DIRECTORY: ::c_int = 0x00020000;
 pub const O_EXEC: ::c_int = 0x00040000;
@@ -179,7 +213,9 @@ pub const EOWNERDEAD: ::c_int = 96;
 pub const ELAST: ::c_int = 96;
 pub const RLIMIT_NPTS: ::c_int = 11;
 pub const RLIMIT_SWAP: ::c_int = 12;
-pub const RLIM_NLIMITS: ::rlim_t = 13;
+pub const RLIMIT_KQUEUES: ::c_int = 13;
+pub const RLIMIT_UMTXP: ::c_int = 14;
+pub const RLIM_NLIMITS: ::rlim_t = 15;
 
 pub const Q_GETQUOTA: ::c_int = 0x700;
 pub const Q_SETQUOTA: ::c_int = 0x800;
@@ -200,9 +236,12 @@ 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_PROCDESC: ::int16_t = -8;
 pub const EVFILT_FS: ::int16_t = -9;
 pub const EVFILT_LIO: ::int16_t = -10;
 pub const EVFILT_USER: ::int16_t = -11;
+pub const EVFILT_SENDFILE: ::int16_t = -12;
+pub const EVFILT_EMPTY: ::int16_t = -13;
 
 pub const EV_ADD: ::uint16_t = 0x1;
 pub const EV_DELETE: ::uint16_t = 0x2;
@@ -422,6 +461,7 @@ pub const JAIL_SYS_INHERIT: ::c_int = 2;
 pub const SO_BINTIME: ::c_int = 0x2000;
 pub const SO_NO_OFFLOAD: ::c_int = 0x4000;
 pub const SO_NO_DDP: ::c_int = 0x8000;
+pub const SO_REUSEPORT_LB: ::c_int = 0x10000;
 pub const SO_LABEL: ::c_int = 0x1009;
 pub const SO_PEERLABEL: ::c_int = 0x1010;
 pub const SO_LISTENQLIMIT: ::c_int = 0x1011;
@@ -438,6 +478,39 @@ pub const LOCAL_CREDS: ::c_int = 2;
 pub const LOCAL_CONNWAIT: ::c_int = 4;
 pub const LOCAL_VENDOR: ::c_int = SO_VENDOR;
 
+pub const PT_LWPINFO: ::c_int = 13;
+pub const PT_GETNUMLWPS: ::c_int = 14;
+pub const PT_GETLWPLIST: ::c_int = 15;
+pub const PT_CLEARSTEP: ::c_int = 16;
+pub const PT_SETSTEP: ::c_int = 17;
+pub const PT_SUSPEND: ::c_int = 18;
+pub const PT_RESUME: ::c_int = 19;
+pub const PT_TO_SCE: ::c_int = 20;
+pub const PT_TO_SCX: ::c_int = 21;
+pub const PT_SYSCALL: ::c_int = 22;
+pub const PT_FOLLOW_FORK: ::c_int = 23;
+pub const PT_LWP_EVENTS: ::c_int = 24;
+pub const PT_GET_EVENT_MASK: ::c_int = 25;
+pub const PT_SET_EVENT_MASK: ::c_int = 26;
+pub const PT_GETREGS: ::c_int = 33;
+pub const PT_SETREGS: ::c_int = 34;
+pub const PT_GETFPREGS: ::c_int = 35;
+pub const PT_SETFPREGS: ::c_int = 36;
+pub const PT_GETDBREGS: ::c_int = 37;
+pub const PT_SETDBREGS: ::c_int = 38;
+pub const PT_VM_TIMESTAMP: ::c_int = 40;
+pub const PT_VM_ENTRY: ::c_int = 41;
+pub const PT_FIRSTMACH: ::c_int = 64;
+
+pub const PTRACE_EXEC: ::c_int = 0x0001;
+pub const PTRACE_SCE: ::c_int = 0x0002;
+pub const PTRACE_SCX: ::c_int = 0x0004;
+pub const PTRACE_SYSCALL: ::c_int = PTRACE_SCE | PTRACE_SCX;
+pub const PTRACE_FORK: ::c_int = 0x0008;
+pub const PTRACE_LWP: ::c_int = 0x0010;
+pub const PTRACE_VFORK: ::c_int = 0x0020;
+pub const PTRACE_DEFAULT: ::c_int = PTRACE_EXEC;
+
 pub const AF_SLOW: ::c_int = 33;
 pub const AF_SCLUSTER: ::c_int = 34;
 pub const AF_ARP: ::c_int = 35;
@@ -719,6 +792,16 @@ pub const IPPROTO_DIVERT: ::c_int = 258;
 /// SeND pseudo-protocol
 pub const IPPROTO_SEND: ::c_int = 259;
 
+// sys/netinet/TCP.h
+pub const TCP_MD5SIG: ::c_int = 16;
+pub const TCP_INFO: ::c_int = 32;
+pub const TCP_CONGESTION: ::c_int = 64;
+pub const TCP_CCALGOOPT: ::c_int = 65;
+pub const TCP_KEEPINIT: ::c_int = 128;
+pub const TCP_FASTOPEN: ::c_int = 1025;
+pub const TCP_PCAP_OUT: ::c_int = 2048;
+pub const TCP_PCAP_IN: ::c_int = 4096;
+
 pub const IP_BINDANY: ::c_int = 24;
 
 pub const PF_SLOW: ::c_int = AF_SLOW;
@@ -795,10 +878,10 @@ pub const SHUTDOWN_TIME: ::c_short = 8;
 
 pub const LC_COLLATE_MASK: ::c_int = (1 << 0);
 pub const LC_CTYPE_MASK: ::c_int = (1 << 1);
-pub const LC_MESSAGES_MASK: ::c_int = (1 << 2);
-pub const LC_MONETARY_MASK: ::c_int = (1 << 3);
-pub const LC_NUMERIC_MASK: ::c_int = (1 << 4);
-pub const LC_TIME_MASK: ::c_int = (1 << 5);
+pub const LC_MONETARY_MASK: ::c_int =(1 << 2);
+pub const LC_NUMERIC_MASK: ::c_int = (1 << 3);
+pub const LC_TIME_MASK: ::c_int = (1 << 4);
+pub const LC_MESSAGES_MASK: ::c_int = (1 << 5);
 pub const LC_ALL_MASK: ::c_int = LC_COLLATE_MASK
                                | LC_CTYPE_MASK
                                | LC_MESSAGES_MASK
@@ -838,6 +921,33 @@ pub const _SC_CPUSET_SIZE: ::c_int = 122;
 pub const XU_NGROUPS: ::c_int = 16;
 pub const XUCRED_VERSION: ::c_uint = 0;
 
+// Flags which can be passed to pdfork(2)
+pub const PD_DAEMON: ::c_int = 0x00000001;
+pub const PD_CLOEXEC: ::c_int = 0x00000002;
+pub const PD_ALLOWED_AT_FORK: ::c_int = PD_DAEMON | PD_CLOEXEC;
+
+// Values for struct rtprio (type_ field)
+pub const RTP_PRIO_REALTIME: ::c_ushort = 2;
+pub const RTP_PRIO_NORMAL: ::c_ushort = 3;
+pub const RTP_PRIO_IDLE: ::c_ushort = 4;
+
+pub const POSIX_SPAWN_RESETIDS: ::c_int = 0x01;
+pub const POSIX_SPAWN_SETPGROUP: ::c_int = 0x02;
+pub const POSIX_SPAWN_SETSCHEDPARAM: ::c_int = 0x04;
+pub const POSIX_SPAWN_SETSCHEDULER: ::c_int = 0x08;
+pub const POSIX_SPAWN_SETSIGDEF: ::c_int = 0x10;
+pub const POSIX_SPAWN_SETSIGMASK: ::c_int = 0x20;
+
+// Flags for chflags(2)
+pub const UF_SYSTEM:    ::c_ulong = 0x00000080;
+pub const UF_SPARSE:    ::c_ulong = 0x00000100;
+pub const UF_OFFLINE:   ::c_ulong = 0x00000200;
+pub const UF_REPARSE:   ::c_ulong = 0x00000400;
+pub const UF_ARCHIVE:   ::c_ulong = 0x00000800;
+pub const UF_READONLY:  ::c_ulong = 0x00001000;
+pub const UF_HIDDEN:    ::c_ulong = 0x00008000;
+pub const SF_SNAPSHOT:  ::c_ulong = 0x00200000;
+
 extern {
     pub fn __error() -> *mut ::c_int;
 
@@ -848,6 +958,58 @@ extern {
     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 extattr_delete_fd(fd: ::c_int,
+                             attrnamespace: ::c_int,
+                             attrname: *const ::c_char) -> ::c_int;
+    pub fn extattr_delete_file(path: *const ::c_char,
+                               attrnamespace: ::c_int,
+                               attrname: *const ::c_char) -> ::c_int;
+    pub fn extattr_delete_link(path: *const ::c_char,
+                               attrnamespace: ::c_int,
+                               attrname: *const ::c_char) -> ::c_int;
+    pub fn extattr_get_fd(fd: ::c_int,
+                          attrnamespace: ::c_int,
+                          attrname: *const ::c_char,
+                          data: *mut ::c_void,
+                          nbytes: ::size_t) -> ::ssize_t;
+    pub fn extattr_get_file(path: *const ::c_char,
+                            attrnamespace: ::c_int,
+                            attrname: *const ::c_char,
+                            data: *mut ::c_void,
+                            nbytes: ::size_t) -> ::ssize_t;
+    pub fn extattr_get_link(path: *const ::c_char,
+                            attrnamespace: ::c_int,
+                            attrname: *const ::c_char,
+                            data: *mut ::c_void,
+                            nbytes: ::size_t) -> ::ssize_t;
+    pub fn extattr_list_fd(fd: ::c_int,
+                           attrnamespace: ::c_int,
+                           data: *mut ::c_void,
+                           nbytes: ::size_t) -> ::ssize_t;
+    pub fn extattr_list_file(path: *const ::c_char,
+                             attrnamespace: ::c_int,
+                             data: *mut ::c_void,
+                             nbytes: ::size_t) -> ::ssize_t;
+    pub fn extattr_list_link(path: *const ::c_char,
+                             attrnamespace: ::c_int,
+                             data: *mut ::c_void,
+                             nbytes: ::size_t) -> ::ssize_t;
+    pub fn extattr_set_fd(fd: ::c_int,
+                          attrnamespace: ::c_int,
+                          attrname: *const ::c_char,
+                          data: *const ::c_void,
+                          nbytes: ::size_t) -> ::ssize_t;
+    pub fn extattr_set_file(path: *const ::c_char,
+                            attrnamespace: ::c_int,
+                            attrname: *const ::c_char,
+                            data: *const ::c_void,
+                            nbytes: ::size_t) -> ::ssize_t;
+    pub fn extattr_set_link(path: *const ::c_char,
+                            attrnamespace: ::c_int,
+                            attrname: *const ::c_char,
+                            data: *const ::c_void,
+                            nbytes: ::size_t) -> ::ssize_t;
+
     pub fn jail(jail: *mut ::jail) -> ::c_int;
     pub fn jail_attach(jid: ::c_int) -> ::c_int;
     pub fn jail_remove(jid: ::c_int) -> ::c_int;
@@ -856,6 +1018,7 @@ extern {
     pub fn jail_set(iov: *mut ::iovec, niov: ::c_uint, flags: ::c_int)
                     -> ::c_int;
 
+    pub fn fdatasync(fd: ::c_int) -> ::c_int;
     pub fn posix_fallocate(fd: ::c_int, offset: ::off_t,
                            len: ::off_t) -> ::c_int;
     pub fn posix_fadvise(fd: ::c_int, offset: ::off_t, len: ::off_t,
@@ -893,6 +1056,92 @@ extern {
     pub fn fexecve(fd: ::c_int, argv: *const *const ::c_char,
                    envp: *const *const ::c_char)
                    -> ::c_int;
+
+    pub fn pdfork(fdp: *mut ::c_int, flags: ::c_int) -> ::pid_t;
+    pub fn pdgetpid(fd: ::c_int, pidp: *mut ::pid_t) -> ::c_int;
+    pub fn pdkill(fd: ::c_int, signum: ::c_int) -> ::c_int;
+
+    pub fn rtprio_thread(function: ::c_int, lwpid: ::lwpid_t,
+                         rtp: *mut super::rtprio) -> ::c_int;
+
+    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_getschedparam(
+        attr: *const posix_spawnattr_t,
+        param: *mut ::sched_param,
+    ) -> ::c_int;
+    pub fn posix_spawnattr_setschedparam(
+        attr: *mut posix_spawnattr_t,
+        param: *const ::sched_param,
+    ) -> ::c_int;
+
+    pub fn posix_spawn_file_actions_init(
+        actions: *mut posix_spawn_file_actions_t,
+    ) -> ::c_int;
+    pub fn posix_spawn_file_actions_destroy(
+        actions: *mut posix_spawn_file_actions_t,
+    ) -> ::c_int;
+    pub fn posix_spawn_file_actions_addopen(
+        actions: *mut posix_spawn_file_actions_t,
+        fd: ::c_int,
+        path: *const ::c_char,
+        oflag: ::c_int,
+        mode: ::mode_t,
+    ) -> ::c_int;
+    pub fn posix_spawn_file_actions_addclose(
+        actions: *mut posix_spawn_file_actions_t,
+        fd: ::c_int,
+    ) -> ::c_int;
+    pub fn posix_spawn_file_actions_adddup2(
+        actions: *mut posix_spawn_file_actions_t,
+        fd: ::c_int,
+        newfd: ::c_int,
+    ) -> ::c_int;
+
+    pub fn statfs(path: *const ::c_char, buf: *mut statfs) -> ::c_int;
+    pub fn fstatfs(fd: ::c_int, buf: *mut statfs) -> ::c_int;
+
+    pub fn dup3(src: ::c_int, dst: ::c_int, flags: ::c_int) -> ::c_int;
+}
+
+#[link(name = "util")]
+extern {
+    pub fn extattr_namespace_to_string(attrnamespace: ::c_int,
+                                       string: *mut *mut ::c_char) -> ::c_int;
+    pub fn extattr_string_to_namespace(string: *const ::c_char,
+                                       attrnamespace: *mut ::c_int) -> ::c_int;
 }
 
 cfg_if! {
diff --git a/libc/src/unix/bsd/freebsdlike/mod.rs b/libc/src/unix/bsd/freebsdlike/mod.rs
index 5cea759..cb3dba4 100644
--- a/libc/src/unix/bsd/freebsdlike/mod.rs
+++ b/libc/src/unix/bsd/freebsdlike/mod.rs
@@ -170,6 +170,24 @@ s! {
         pub cmcred_ngroups: ::c_short,
         pub cmcred_groups: [::gid_t; CMGROUP_MAX],
     }
+
+    pub struct rtprio {
+        pub type_: ::c_ushort,
+        pub prio: ::c_ushort,
+    }
+
+    pub struct in6_pktinfo {
+        pub ipi6_addr: ::in6_addr,
+        pub ipi6_ifindex: ::c_uint,
+    }
+
+    pub struct arphdr {
+        pub ar_hrd: u16,
+        pub ar_pro: u16,
+        pub ar_hln: u8,
+        pub ar_pln: u8,
+        pub ar_op: u16,
+    }
 }
 
 pub const AIO_LISTIO_MAX: ::c_int = 16;
@@ -606,6 +624,18 @@ pub const PF_NATM: ::c_int = AF_NATM;
 pub const PF_ATM: ::c_int = AF_ATM;
 pub const PF_NETGRAPH: ::c_int = AF_NETGRAPH;
 
+pub const PT_TRACE_ME: ::c_int = 0;
+pub const PT_READ_I: ::c_int = 1;
+pub const PT_READ_D: ::c_int = 2;
+pub const PT_WRITE_I: ::c_int = 4;
+pub const PT_WRITE_D: ::c_int = 5;
+pub const PT_CONTINUE: ::c_int = 7;
+pub const PT_KILL: ::c_int = 8;
+pub const PT_STEP: ::c_int = 9;
+pub const PT_ATTACH: ::c_int = 10;
+pub const PT_DETACH: ::c_int = 11;
+pub const PT_IO: ::c_int = 12;
+
 pub const SOMAXCONN: ::c_int = 128;
 
 pub const MSG_OOB: ::c_int = 0x00000001;
@@ -630,13 +660,21 @@ pub const SOCK_NONBLOCK: ::c_int = 0x20000000;
 pub const SOCK_MAXADDRLEN: ::c_int = 255;
 pub const IP_TTL: ::c_int = 4;
 pub const IP_HDRINCL: ::c_int = 2;
+pub const IP_RECVDSTADDR: ::c_int = 7;
+pub const IP_SENDSRCADDR: ::c_int = IP_RECVDSTADDR;
 pub const IP_ADD_MEMBERSHIP: ::c_int = 12;
 pub const IP_DROP_MEMBERSHIP: ::c_int = 13;
 pub const IPV6_JOIN_GROUP: ::c_int = 12;
 pub const IPV6_LEAVE_GROUP: ::c_int = 13;
+pub const IPV6_RECVPKTINFO: ::c_int = 36;
+pub const IPV6_PKTINFO: ::c_int = 46;
+
+pub const TCP_NOPUSH:    ::c_int = 4;
+pub const TCP_NOOPT:     ::c_int = 8;
+pub const TCP_KEEPIDLE:  ::c_int = 256;
+pub const TCP_KEEPINTVL: ::c_int = 512;
+pub const TCP_KEEPCNT:   ::c_int = 1024;
 
-pub const TCP_NODELAY: ::c_int = 1;
-pub const TCP_KEEPIDLE: ::c_int = 256;
 pub const SOL_SOCKET: ::c_int = 0xffff;
 pub const SO_DEBUG: ::c_int = 0x01;
 pub const SO_ACCEPTCONN: ::c_int = 0x0002;
@@ -960,6 +998,27 @@ pub const CMGROUP_MAX: usize = 16;
 // sizeof(long)
 pub const BPF_ALIGNMENT: ::c_int = 8;
 
+// Values for rtprio struct (prio field) and syscall (function argument)
+pub const RTP_PRIO_MIN: ::c_ushort = 0;
+pub const RTP_PRIO_MAX: ::c_ushort = 31;
+pub const RTP_LOOKUP: ::c_int = 0;
+pub const RTP_SET: ::c_int = 1;
+
+// Flags for chflags(2)
+pub const UF_SETTABLE:      ::c_ulong = 0x0000ffff;
+pub const UF_NODUMP:        ::c_ulong = 0x00000001;
+pub const UF_IMMUTABLE:     ::c_ulong = 0x00000002;
+pub const UF_APPEND:        ::c_ulong = 0x00000004;
+pub const UF_OPAQUE:        ::c_ulong = 0x00000008;
+pub const UF_NOUNLINK:      ::c_ulong = 0x00000010;
+pub const SF_SETTABLE:      ::c_ulong = 0xffff0000;
+pub const SF_ARCHIVED:      ::c_ulong = 0x00010000;
+pub const SF_IMMUTABLE:     ::c_ulong = 0x00020000;
+pub const SF_APPEND:        ::c_ulong = 0x00040000;
+pub const SF_NOUNLINK:      ::c_ulong = 0x00100000;
+
+pub const TIMER_ABSTIME: ::c_int = 1;
+
 f! {
     pub fn WIFCONTINUED(status: ::c_int) -> bool {
         status == 0x13
@@ -979,24 +1038,73 @@ f! {
 }
 
 extern {
-    pub fn lutimes(file: *const ::c_char, times: *const ::timeval) -> ::c_int;
+    pub fn accept4(s: ::c_int, addr: *mut ::sockaddr,
+                   addrlen: *mut ::socklen_t, flags: ::c_int) -> ::c_int;
+    pub fn aio_read(aiocbp: *mut aiocb) -> ::c_int;
+    pub fn aio_write(aiocbp: *mut aiocb) -> ::c_int;
+    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_cancel(fd: ::c_int, aiocbp: *mut aiocb) -> ::c_int;
+    pub fn chflags(path: *const ::c_char, flags: ::c_ulong) -> ::c_int;
+    pub fn chflagsat(fd: ::c_int, path: *const ::c_char, flags: ::c_ulong,
+                     atflag: ::c_int) -> ::c_int;
+    pub fn dirfd(dirp: *mut ::DIR) -> ::c_int;
+    pub fn duplocale(base: ::locale_t) -> ::locale_t;
     pub fn endutxent();
-    pub fn getutxent() -> *mut utmpx;
-    pub fn getutxid(ut: *const utmpx) -> *mut utmpx;
-    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 fchflags(fd: ::c_int, flags: ::c_ulong) -> ::c_int;
+    pub fn futimens(fd: ::c_int, times: *const ::timespec) -> ::c_int;
+    pub fn getdomainname(name: *mut ::c_char, len: ::c_int) -> ::c_int;
+    pub fn getgrent_r(grp: *mut ::group,
+                      buf: *mut ::c_char,
+                      buflen: ::size_t,
+                      result: *mut *mut ::group) -> ::c_int;
+    #[cfg_attr(target_os = "netbsd", link_name = "__getpwent_r50")]
+    pub fn getpwent_r(pwd: *mut ::passwd,
+                      buf: *mut ::c_char,
+                      buflen: ::size_t,
+                      result: *mut *mut ::passwd) -> ::c_int;
     pub fn getgrouplist(name: *const ::c_char,
                         basegid: ::gid_t,
                         groups: *mut ::gid_t,
                         ngroups: *mut ::c_int) -> ::c_int;
+    pub fn getnameinfo(sa: *const ::sockaddr,
+                       salen: ::socklen_t,
+                       host: *mut ::c_char,
+                       hostlen: ::size_t,
+                       serv: *mut ::c_char,
+                       servlen: ::size_t,
+                       flags: ::c_int) -> ::c_int;
+    pub fn getpriority(which: ::c_int, who: ::c_int) -> ::c_int;
+    pub fn getutxent() -> *mut utmpx;
+    pub fn getutxid(ut: *const utmpx) -> *mut utmpx;
+    pub fn getutxline(ut: *const utmpx) -> *mut utmpx;
     pub fn initgroups(name: *const ::c_char, basegid: ::gid_t) -> ::c_int;
-    pub fn mq_open(name: *const ::c_char, oflag: ::c_int, ...) -> ::mqd_t;
+    #[cfg_attr(target_os = "freebsd", link_name = "kevent@FBSD_1.0")]
+    pub fn kevent(kq: ::c_int,
+                  changelist: *const ::kevent,
+                  nchanges: ::c_int,
+                  eventlist: *mut ::kevent,
+                  nevents: ::c_int,
+                  timeout: *const ::timespec) -> ::c_int;
+    pub fn lchflags(path: *const ::c_char, flags: ::c_ulong) -> ::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;
+    pub fn memrchr(cx: *const ::c_void,
+                   c: ::c_int,
+                   n: ::size_t) -> *mut ::c_void;
+    pub fn mkfifoat(dirfd: ::c_int, pathname: *const ::c_char,
+                    mode: ::mode_t) -> ::c_int;
+    #[cfg_attr(target_os = "freebsd", link_name = "mknodat@FBSD_1.1")]
+    pub fn mknodat(dirfd: ::c_int, pathname: *const ::c_char,
+                  mode: ::mode_t, dev: dev_t) -> ::c_int;
     pub fn mq_close(mqd: ::mqd_t) -> ::c_int;
     pub fn mq_getattr(mqd: ::mqd_t, attr: *mut ::mq_attr) -> ::c_int;
     pub fn mq_notify(mqd: ::mqd_t, notification: *const ::sigevent) -> ::c_int;
+    pub fn mq_open(name: *const ::c_char, oflag: ::c_int, ...) -> ::mqd_t;
     pub fn mq_receive(mqd: ::mqd_t,
                       msg_ptr: *mut ::c_char,
                       msg_len: ::size_t,
@@ -1019,70 +1127,66 @@ extern {
                         msq_prio: ::c_uint,
                         abs_timeout: *const ::timespec) -> ::c_int;
     pub fn mq_unlink(name: *const ::c_char) -> ::c_int;
-}
-
-#[link(name = "util")]
-extern {
-    pub fn aio_read(aiocbp: *mut aiocb) -> ::c_int;
-    pub fn aio_write(aiocbp: *mut aiocb) -> ::c_int;
-    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_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,
-                       hostlen: ::size_t,
-                       serv: *mut ::c_char,
-                       servlen: ::size_t,
-                       flags: ::c_int) -> ::c_int;
-    pub fn kevent(kq: ::c_int,
-                  changelist: *const ::kevent,
-                  nchanges: ::c_int,
-                  eventlist: *mut ::kevent,
-                  nevents: ::c_int,
-                  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 newlocale(mask: ::c_int,
+                     locale: *const ::c_char,
+                     base: ::locale_t) -> ::locale_t;
+    pub fn nl_langinfo_l(item: ::nl_item, locale: ::locale_t) -> *mut ::c_char;
+    pub fn pipe2(fds: *mut ::c_int, flags: ::c_int) -> ::c_int;
+    pub fn ppoll(fds: *mut ::pollfd,
+                 nfds: ::nfds_t,
+                 timeout: *const ::timespec,
+                 sigmask: *const sigset_t) -> ::c_int;
     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)
-                           -> ::c_int;
-    pub fn shm_open(name: *const ::c_char, oflag: ::c_int, mode: ::mode_t)
-                    -> ::c_int;
-    pub fn sysctl(name: *const ::c_int,
-                  namelen: ::c_uint,
-                  oldp: *mut ::c_void,
-                  oldlenp: *mut ::size_t,
-                  newp: *const ::c_void,
-                  newlen: ::size_t)
-                  -> ::c_int;
-    pub fn sysctlbyname(name: *const ::c_char,
-                        oldp: *mut ::c_void,
-                        oldlenp: *mut ::size_t,
-                        newp: *const ::c_void,
-                        newlen: ::size_t)
-                        -> ::c_int;
+    pub fn pthread_attr_get_np(tid: ::pthread_t,
+                               attr: *mut ::pthread_attr_t) -> ::c_int;
+    pub fn pthread_attr_getguardsize(attr: *const ::pthread_attr_t,
+                                     guardsize: *mut ::size_t) -> ::c_int;
+    pub fn pthread_attr_getstack(attr: *const ::pthread_attr_t,
+                                 stackaddr: *mut *mut ::c_void,
+                                 stacksize: *mut ::size_t) -> ::c_int;
+    pub fn pthread_condattr_getclock(attr: *const pthread_condattr_t,
+                                     clock_id: *mut clockid_t) -> ::c_int;
+    pub fn pthread_condattr_getpshared(attr: *const pthread_condattr_t,
+                                       pshared: *mut ::c_int) -> ::c_int;
+    pub fn pthread_condattr_setclock(attr: *mut pthread_condattr_t,
+                                     clock_id: ::clockid_t) -> ::c_int;
+    pub fn pthread_condattr_setpshared(attr: *mut pthread_condattr_t,
+                                       pshared: ::c_int) -> ::c_int;
+    pub fn pthread_mutex_timedlock(lock: *mut pthread_mutex_t,
+                                   abstime: *const ::timespec) -> ::c_int;
+    pub fn pthread_mutexattr_getpshared(attr: *const pthread_mutexattr_t,
+                                        pshared: *mut ::c_int) -> ::c_int;
+    pub fn pthread_mutexattr_setpshared(attr: *mut pthread_mutexattr_t,
+                                        pshared: ::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 pthread_set_name_np(tid: ::pthread_t, name: *const ::c_char);
+    pub fn ptrace(request: ::c_int,
+                  pid: ::pid_t,
+                  addr: *mut ::c_char,
+                  data: ::c_int) -> ::c_int;
+    pub fn pututxline(ut: *const utmpx) -> *mut utmpx;
+    pub fn pwritev(fd: ::c_int,
+                   iov: *const ::iovec,
+                   iovcnt: ::c_int,
+                   offset: ::off_t) -> ::ssize_t;
+    pub fn querylocale(mask: ::c_int, loc: ::locale_t) -> *const ::c_char;
+    pub fn rtprio(function: ::c_int, pid: ::pid_t, rtp: *mut rtprio) -> ::c_int;
+    pub fn sched_getscheduler(pid: ::pid_t) -> ::c_int;
     pub fn sched_setscheduler(pid: ::pid_t,
                               policy: ::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,
-                   n: ::size_t) -> *mut ::c_void;
+    pub fn sem_getvalue(sem: *mut sem_t,
+                        sval: *mut ::c_int) -> ::c_int;
+    pub fn sem_timedwait(sem: *mut sem_t,
+                         abstime: *const ::timespec) -> ::c_int;
     pub fn sendfile(fd: ::c_int,
                     s: ::c_int,
                     offset: ::off_t,
@@ -1090,11 +1194,44 @@ extern {
                     hdtr: *mut ::sf_hdtr,
                     sbytes: *mut ::off_t,
                     flags: ::c_int) -> ::c_int;
+    pub fn setdomainname(name: *const ::c_char, len: ::c_int) -> ::c_int;
+    pub fn sethostname(name: *const ::c_char, len: ::c_int) -> ::c_int;
+    pub fn setpriority(which: ::c_int, who: ::c_int, prio: ::c_int) -> ::c_int;
+    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 settimeofday(tv: *const ::timeval, tz: *const ::timezone) -> ::c_int;
+    pub fn setutxent();
+    pub fn shm_open(name: *const ::c_char, oflag: ::c_int, mode: ::mode_t)
+                    -> ::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 sysctl(name: *const ::c_int,
+                  namelen: ::c_uint,
+                  oldp: *mut ::c_void,
+                  oldlenp: *mut ::size_t,
+                  newp: *const ::c_void,
+                  newlen: ::size_t)
+                  -> ::c_int;
+    pub fn sysctlbyname(name: *const ::c_char,
+                        oldp: *mut ::c_void,
+                        oldlenp: *mut ::size_t,
+                        newp: *const ::c_void,
+                        newlen: ::size_t)
+                        -> ::c_int;
+    pub fn sysctlnametomib(name: *const ::c_char,
+                           mibp: *mut ::c_int,
+                           sizep: *mut ::size_t)
+                           -> ::c_int;
+    pub fn uselocale(loc: ::locale_t) -> ::locale_t;
+    pub fn utimensat(dirfd: ::c_int, path: *const ::c_char,
+                     times: *const ::timespec, flag: ::c_int) -> ::c_int;
+}
+
+#[link(name = "util")]
+extern {
     pub fn openpty(amaster: *mut ::c_int,
                    aslave: *mut ::c_int,
                    name: *mut ::c_char,
@@ -1104,59 +1241,6 @@ extern {
                    name: *mut ::c_char,
                    termp: *mut termios,
                    winp: *mut ::winsize) -> ::pid_t;
-    pub fn nl_langinfo_l(item: ::nl_item, locale: ::locale_t) -> *mut ::c_char;
-    pub fn duplocale(base: ::locale_t) -> ::locale_t;
-    pub fn newlocale(mask: ::c_int,
-                     locale: *const ::c_char,
-                     base: ::locale_t) -> ::locale_t;
-    pub fn uselocale(loc: ::locale_t) -> ::locale_t;
-    pub fn querylocale(mask: ::c_int, loc: ::locale_t) -> *const ::c_char;
-    pub fn accept4(s: ::c_int, addr: *mut ::sockaddr,
-                   addrlen: *mut ::socklen_t, flags: ::c_int) -> ::c_int;
-    pub fn pthread_set_name_np(tid: ::pthread_t, name: *const ::c_char);
-    pub fn pthread_attr_get_np(tid: ::pthread_t,
-                               attr: *mut ::pthread_attr_t) -> ::c_int;
-    pub fn pthread_attr_getguardsize(attr: *const ::pthread_attr_t,
-                                     guardsize: *mut ::size_t) -> ::c_int;
-    pub fn pthread_attr_getstack(attr: *const ::pthread_attr_t,
-                                 stackaddr: *mut *mut ::c_void,
-                                 stacksize: *mut ::size_t) -> ::c_int;
-    pub fn pthread_condattr_setpshared(attr: *mut pthread_condattr_t,
-                                       pshared: ::c_int) -> ::c_int;
-    pub fn pthread_condattr_getpshared(attr: *const pthread_condattr_t,
-                                       pshared: *mut ::c_int) -> ::c_int;
-    pub fn pthread_mutexattr_setpshared(attr: *mut pthread_mutexattr_t,
-                                        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;
-
-    pub fn fdopendir(fd: ::c_int) -> *mut ::DIR;
-
-    pub fn mknodat(dirfd: ::c_int, pathname: *const ::c_char,
-                  mode: ::mode_t, dev: dev_t) -> ::c_int;
-    pub fn mkfifoat(dirfd: ::c_int, pathname: *const ::c_char,
-                    mode: ::mode_t) -> ::c_int;
-    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;
-    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;
-    pub fn pthread_mutex_timedlock(lock: *mut pthread_mutex_t,
-                                   abstime: *const ::timespec) -> ::c_int;
-    pub fn pipe2(fds: *mut ::c_int, flags: ::c_int) -> ::c_int;
-    pub fn ppoll(fds: *mut ::pollfd,
-                 nfds: ::nfds_t,
-                 timeout: *const ::timespec,
-                 sigmask: *const sigset_t) -> ::c_int;
-    pub fn settimeofday(tv: *const ::timeval, tz: *const ::timezone) -> ::c_int;
 }
 
 cfg_if! {