Update libc crate to 0.2.30

Import subrepo libc/:libc at 3520512a8c9cb55661910318a6fb169a75c02a59

3 files changed, 485 insertions, 31 deletions

diff --git a/libc/src/unix/uclibc/mod.rs b/libc/src/unix/uclibc/mod.rs
index 076ee41..6d32127 100644
--- a/libc/src/unix/uclibc/mod.rs
+++ b/libc/src/unix/uclibc/mod.rs
@@ -11,7 +11,7 @@ pub type id_t = ::c_uint;
 pub type useconds_t = u32;
 pub type dev_t = u64;
 pub type socklen_t = u32;
-pub type pthread_t = c_ulong;
+pub type pthread_t = ::c_ulong;
 pub type mode_t = u32;
 pub type ino64_t = u64;
 pub type off64_t = i64;
@@ -257,6 +257,11 @@ s! {
         size: [u8; __SIZEOF_PTHREAD_MUTEXATTR_T],
     }
 
+    pub struct pthread_rwlockattr_t {
+        __lockkind: ::c_int,
+        __pshared: ::c_int,
+    }
+
     pub struct pthread_cond_t {
         __align: [::c_longlong; 0],
         size: [u8; __SIZEOF_PTHREAD_COND_T],
@@ -418,14 +423,14 @@ pub const SIGTRAP: ::c_int = 5;
 pub const PTHREAD_CREATE_JOINABLE: ::c_int = 0;
 pub const PTHREAD_CREATE_DETACHED: ::c_int = 1;
 
-pub const CLOCK_REALTIME: clockid_t = 0;
-pub const CLOCK_MONOTONIC: clockid_t = 1;
-pub const CLOCK_PROCESS_CPUTIME_ID: clockid_t = 2;
-pub const CLOCK_THREAD_CPUTIME_ID: clockid_t = 3;
+pub const CLOCK_REALTIME: ::clockid_t = 0;
+pub const CLOCK_MONOTONIC: ::clockid_t = 1;
+pub const CLOCK_PROCESS_CPUTIME_ID: ::clockid_t = 2;
+pub const CLOCK_THREAD_CPUTIME_ID: ::clockid_t = 3;
 // TODO(#247) Someday our Travis shall have glibc 2.21 (released in Sep
 // 2014.) See also musl/mod.rs
-// pub const CLOCK_SGI_CYCLE: clockid_t = 10;
-// pub const CLOCK_TAI: clockid_t = 11;
+// pub const CLOCK_SGI_CYCLE: ::clockid_t = 10;
+// pub const CLOCK_TAI: ::clockid_t = 11;
 pub const TIMER_ABSTIME: ::c_int = 1;
 
 pub const RLIMIT_CPU: ::c_int = 0;
@@ -720,11 +725,6 @@ pub const MSG_WAITFORONE: ::c_int = 0x10000;
 pub const MSG_CMSG_CLOEXEC: ::c_int = 0x40000000;
 
 pub const SOCK_RAW: ::c_int = 3;
-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 = 33;
 pub const IP_MULTICAST_LOOP: ::c_int = 34;
 pub const IP_TTL: ::c_int = 2;
@@ -732,6 +732,9 @@ pub const IP_HDRINCL: ::c_int = 3;
 pub const IP_ADD_MEMBERSHIP: ::c_int = 35;
 pub const IP_DROP_MEMBERSHIP: ::c_int = 36;
 
+pub const IPV6_JOIN_GROUP: ::c_int = 20;
+pub const IPV6_LEAVE_GROUP: ::c_int = 21;
+
 pub const TCP_NODELAY: ::c_int = 1;
 pub const TCP_MAXSEG: ::c_int = 2;
 pub const TCP_CORK: ::c_int = 3;
@@ -1419,26 +1422,16 @@ f! {
 }
 
 extern {
-    pub fn getpwnam_r(name: *const ::c_char,
-                      pwd: *mut passwd,
-                      buf: *mut ::c_char,
-                      buflen: ::size_t,
-                      result: *mut *mut passwd) -> ::c_int;
-    pub fn getpwuid_r(uid: ::uid_t,
-                      pwd: *mut passwd,
-                      buf: *mut ::c_char,
-                      buflen: ::size_t,
-                      result: *mut *mut passwd) -> ::c_int;
     pub fn fdatasync(fd: ::c_int) -> ::c_int;
     pub fn mincore(addr: *mut ::c_void, len: ::size_t,
                    vec: *mut ::c_uchar) -> ::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_nanosleep(clk_id: clockid_t,
+    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_nanosleep(clk_id: ::clockid_t,
                            flags: ::c_int,
                            rqtp: *const ::timespec,
                            rmtp:  *mut ::timespec) -> ::c_int;
-    pub fn clock_settime(clk_id: clockid_t, tp: *const ::timespec) -> ::c_int;
+    pub fn clock_settime(clk_id: ::clockid_t, tp: *const ::timespec) -> ::c_int;
     pub fn prctl(option: ::c_int, ...) -> ::c_int;
     pub fn pthread_getattr_np(native: ::pthread_t,
                               attr: *mut ::pthread_attr_t) -> ::c_int;
@@ -1453,7 +1446,7 @@ extern {
     pub fn initgroups(user: *const ::c_char, group: ::gid_t) -> ::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 sched_get_priority_max(policy: ::c_int) -> ::c_int;
     pub fn sched_get_priority_min(policy: ::c_int) -> ::c_int;
@@ -1462,9 +1455,9 @@ extern {
     pub fn epoll_ctl(epfd: ::c_int,
                      op: ::c_int,
                      fd: ::c_int,
-                     event: *mut epoll_event) -> ::c_int;
+                     event: *mut ::epoll_event) -> ::c_int;
     pub fn epoll_wait(epfd: ::c_int,
-                      events: *mut epoll_event,
+                      events: *mut ::epoll_event,
                       maxevents: ::c_int,
                       timeout: ::c_int) -> ::c_int;
     pub fn pipe2(fds: *mut ::c_int, flags: ::c_int) -> ::c_int;
@@ -1555,7 +1548,7 @@ 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 pthread_condattr_setpshared(attr: *mut pthread_condattr_t,
                                        pshared: ::c_int) -> ::c_int;
     pub fn pthread_condattr_getpshared(attr: *const pthread_condattr_t,
@@ -1577,6 +1570,14 @@ 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_getkind_np(attr: *const pthread_rwlockattr_t,
+                                         val: *mut ::c_int) -> ::c_int;
+    pub fn pthread_rwlockattr_setkind_np(attr: *mut pthread_rwlockattr_t,
+                                         val: ::c_int) -> ::c_int;
+    pub fn 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 ptsname_r(fd: ::c_int,
                      buf: *mut ::c_char,
                      buflen: ::size_t) -> ::c_int;
@@ -1587,6 +1588,7 @@ extern {
     pub fn lutimes(file: *const ::c_char, times: *const ::timeval) -> ::c_int;
 
     pub fn setpwent();
+    pub fn endpwent();
     pub fn getpwent() -> *mut passwd;
     pub fn setspent();
     pub fn endspent();
@@ -1753,14 +1755,71 @@ extern {
                    flags: ::c_int) -> ::ssize_t;
     pub fn recvmsg(fd: ::c_int, msg: *mut ::msghdr, flags: ::c_int)
                    -> ::ssize_t;
+    #[cfg_attr(target_os = "solaris", link_name = "__posix_getgrgid_r")]
+    pub fn getgrgid_r(uid: ::uid_t,
+                      grp: *mut ::group,
+                      buf: *mut ::c_char,
+                      buflen: ::size_t,
+                      result: *mut *mut ::group) -> ::c_int;
+    #[cfg_attr(all(target_os = "macos", target_arch = "x86"),
+               link_name = "sigaltstack$UNIX2003")]
+    #[cfg_attr(target_os = "netbsd", link_name = "__sigaltstack14")]
+    pub fn sigaltstack(ss: *const stack_t,
+                       oss: *mut stack_t) -> ::c_int;
+    pub fn sem_close(sem: *mut sem_t) -> ::c_int;
+    pub fn getdtablesize() -> ::c_int;
+    #[cfg_attr(target_os = "solaris", link_name = "__posix_getgrnam_r")]
+    pub fn getgrnam_r(name: *const ::c_char,
+                      grp: *mut ::group,
+                      buf: *mut ::c_char,
+                      buflen: ::size_t,
+                      result: *mut *mut ::group) -> ::c_int;
+    #[cfg_attr(all(target_os = "macos", target_arch = "x86"),
+               link_name = "pthread_sigmask$UNIX2003")]
+    pub fn pthread_sigmask(how: ::c_int, set: *const sigset_t,
+                           oldset: *mut sigset_t) -> ::c_int;
+    pub fn sem_open(name: *const ::c_char, oflag: ::c_int, ...) -> *mut sem_t;
+    pub fn getgrnam(name: *const ::c_char) -> *mut ::group;
+    pub fn pthread_kill(thread: ::pthread_t, sig: ::c_int) -> ::c_int;
+    pub fn sem_unlink(name: *const ::c_char) -> ::c_int;
+    pub fn daemon(nochdir: ::c_int, noclose: ::c_int) -> ::c_int;
+    #[cfg_attr(target_os = "netbsd", link_name = "__getpwnam_r50")]
+    #[cfg_attr(target_os = "solaris", link_name = "__posix_getpwnam_r")]
+    pub fn getpwnam_r(name: *const ::c_char,
+                      pwd: *mut passwd,
+                      buf: *mut ::c_char,
+                      buflen: ::size_t,
+                      result: *mut *mut passwd) -> ::c_int;
+    #[cfg_attr(target_os = "netbsd", link_name = "__getpwuid_r50")]
+    #[cfg_attr(target_os = "solaris", link_name = "__posix_getpwuid_r")]
+    pub fn getpwuid_r(uid: ::uid_t,
+                      pwd: *mut passwd,
+                      buf: *mut ::c_char,
+                      buflen: ::size_t,
+                      result: *mut *mut passwd) -> ::c_int;
+    #[cfg_attr(all(target_os = "macos", target_arch ="x86"),
+               link_name = "sigwait$UNIX2003")]
+    #[cfg_attr(target_os = "solaris", link_name = "__posix_sigwait")]
+    pub fn sigwait(set: *const sigset_t,
+                   sig: *mut ::c_int) -> ::c_int;
+    pub fn pthread_atfork(prepare: Option<unsafe extern fn()>,
+                          parent: Option<unsafe extern fn()>,
+                          child: Option<unsafe extern fn()>) -> ::c_int;
+    pub fn getgrgid(gid: ::gid_t) -> *mut ::group;
+    #[cfg_attr(all(target_os = "macos", target_arch = "x86"),
+               link_name = "popen$UNIX2003")]
+    pub fn popen(command: *const c_char,
+                 mode: *const c_char) -> *mut ::FILE;
 }
 
 cfg_if! {
     if #[cfg(target_arch = "mips")] {
         mod mips;
         pub use self::mips::*;
+    } else if #[cfg(target_arch = "x86_64")] {
+        mod x86_64;
+        pub use self::x86_64::*;
     } else {
         pub use unsupported_target;
     }
 }
-
diff --git a/libc/src/unix/uclibc/x86_64/l4re.rs b/libc/src/unix/uclibc/x86_64/l4re.rs
new file mode 100644
index 0000000..f047a82
--- /dev/null
+++ b/libc/src/unix/uclibc/x86_64/l4re.rs
@@ -0,0 +1,46 @@
+/// L4Re specifics
+/// This module contains definitions required by various L4Re libc backends.
+/// Some of them are formally not part of the libc, but are a dependency of the
+/// libc and hence we should provide them here.
+
+pub type l4_umword_t = ::c_ulong; // Unsigned machine word.
+
+s! {
+    /// CPU sets.
+    pub struct l4_sched_cpu_set_t {
+        // from the L4Re docs
+        /// Combination of granularity and offset.
+        ///
+        /// The granularity defines how many CPUs each bit in map describes.
+        /// The offset is the numer of the first CPU described by the first
+        /// bit in the bitmap.
+        /// offset must be a multiple of 2^graularity.
+        ///
+        /// | MSB              |                 LSB |
+        /// | ---------------- | ------------------- |
+        /// | 8bit granularity | 24bit offset ..     |
+        gran_offset: l4_umword_t ,
+        /// Bitmap of CPUs.
+        map: l4_umword_t ,
+    }
+}
+
+#[cfg(target_os = "l4re")]
+pub struct pthread_attr_t {
+    pub __detachstate: ::c_int,
+    pub __schedpolicy: ::c_int,
+    pub __schedparam: super::__sched_param,
+    pub __inheritsched: ::c_int,
+    pub __scope: ::c_int,
+    pub __guardsize: ::size_t,
+    pub __stackaddr_set: ::c_int,
+    pub __stackaddr: *mut ::c_void, // better don't use it
+    pub __stacksize: ::size_t,
+    // L4Re specifics
+    pub affinity: l4_sched_cpu_set_t,
+    pub create_flags: ::c_uint,
+}
+
+// L4Re requires a min stack size of 64k; that isn't defined in uClibc, but
+// somewhere in the core libraries. uClibc wants 16k, but that's not enough.
+pub const PTHREAD_STACK_MIN: usize = 65536;
diff --git a/libc/src/unix/uclibc/x86_64/mod.rs b/libc/src/unix/uclibc/x86_64/mod.rs
new file mode 100644
index 0000000..29cefca
--- /dev/null
+++ b/libc/src/unix/uclibc/x86_64/mod.rs
@@ -0,0 +1,349 @@
+//! Definitions for uclibc on 64bit systems
+//!
+pub type blkcnt_t = i64;
+pub type blksize_t = i64;
+pub type clock_t = i64;
+pub type c_char = u8;
+pub type c_long = i64;
+pub type c_ulong = u64;
+pub type fsblkcnt_t = ::c_ulong;
+pub type fsfilcnt_t = ::c_ulong;
+pub type fsword_t = ::c_long;
+pub type ino_t = ::c_ulong;
+pub type nlink_t = ::c_uint;
+pub type off_t = ::c_long;
+pub type rlim_t = c_ulong;
+pub type rlim64_t = u64;
+// [uClibc docs] Note stat64 has the same shape as stat for x86-64.
+pub type stat64 = stat;
+pub type suseconds_t = ::c_long;
+pub type time_t = ::c_int;
+pub type wchar_t = ::c_int;
+
+pub type nfds_t = ::c_ulong;
+
+s! {
+    pub struct dirent {
+        pub d_ino: ::ino64_t,
+        pub d_off: ::off64_t,
+        pub d_reclen: u16,
+        pub d_type: u8,
+        pub d_name: [::c_char; 256],
+    }
+
+    pub struct dirent64 {
+        pub d_ino: ::ino64_t,
+        pub d_off: ::off64_t,
+        pub d_reclen: u16,
+        pub d_type: u8,
+        pub d_name: [::c_char; 256],
+    }
+
+    pub struct ipc_perm {
+        pub __key: ::key_t,
+        pub uid: ::uid_t,
+        pub gid: ::gid_t,
+        pub cuid: ::uid_t,
+        pub cgid: ::gid_t,
+        pub mode: ::c_ushort, // read / write
+        __pad1: ::c_ushort,
+        pub __seq: ::c_ushort,
+        __pad2: ::c_ushort,
+        __unused1: ::c_ulong,
+        __unused2: ::c_ulong
+    }
+
+    #[cfg(not(target_os = "l4re"))]
+    pub struct pthread_attr_t {
+        __detachstate: ::c_int,
+        __schedpolicy: ::c_int,
+        __schedparam: __sched_param,
+        __inheritsched: ::c_int,
+        __scope: ::c_int,
+        __guardsize: ::size_t,
+        __stackaddr_set: ::c_int,
+        __stackaddr: *mut ::c_void, // better don't use it
+        __stacksize: ::size_t,
+    }
+
+    pub struct __sched_param {
+        __sched_priority: ::c_int,
+    }
+
+    pub struct siginfo_t {
+        si_signo: ::c_int, // signal number
+        si_errno: ::c_int, // if not zero: error value of signal, see errno.h
+        si_code: ::c_int,  // signal code
+        pub _pad: [::c_int; 28], // unported union
+        _align: [usize; 0],
+    }
+
+    pub struct shmid_ds {
+        pub shm_perm: ::ipc_perm,
+        pub shm_segsz: ::size_t, // segment size in bytes
+        pub shm_atime: ::time_t, // time of last shmat()
+        pub shm_dtime: ::time_t,
+        pub shm_ctime: ::time_t,
+        pub shm_cpid: ::pid_t,
+        pub shm_lpid: ::pid_t,
+        pub shm_nattch: ::shmatt_t,
+        __unused1: ::c_ulong,
+        __unused2: ::c_ulong
+    }
+
+    pub struct msqid_ds {
+        pub msg_perm: ::ipc_perm,
+        pub msg_stime: ::time_t,
+        pub msg_rtime: ::time_t,
+        pub msg_ctime: ::time_t,
+        __msg_cbytes: ::c_ulong,
+        pub msg_qnum: ::msgqnum_t,
+        pub msg_qbytes: ::msglen_t,
+        pub msg_lspid: ::pid_t,
+        pub msg_lrpid: ::pid_t,
+        __ignored1: ::c_ulong,
+        __ignored2: ::c_ulong,
+    }
+
+    pub struct sockaddr {
+        pub sa_family: ::sa_family_t,
+        pub sa_data: [::c_char; 14],
+    }
+
+    pub struct sockaddr_in {
+        pub sin_family: ::sa_family_t,
+        pub sin_port: ::in_port_t,
+        pub sin_addr: ::in_addr,
+        pub sin_zero: [u8; 8],
+    }
+
+    pub struct sockaddr_in6 {
+        pub sin6_family: ::sa_family_t,
+        pub sin6_port: ::in_port_t,
+        pub sin6_flowinfo: u32,
+        pub sin6_addr: ::in6_addr,
+        pub sin6_scope_id: u32,
+    }
+
+    // ------------------------------------------------------------
+    // definitions below are *unverified* and might **break** the software
+//    pub struct in_addr {
+//        pub s_addr: in_addr_t,
+//    }
+//
+//    pub struct in6_addr {
+//        pub s6_addr: [u8; 16],
+//        __align: [u32; 0],
+//    }
+
+    pub struct stat {
+        pub st_dev: ::c_ulong,
+        pub st_ino: ::ino_t,
+        // According to uclibc/libc/sysdeps/linux/x86_64/bits/stat.h, order of
+        // nlink and mode are swapped on 64 bit systems.
+        pub st_nlink: ::nlink_t,
+        pub st_mode: ::mode_t,
+        pub st_uid: ::uid_t,
+        pub st_gid: ::gid_t,
+        pub st_rdev: ::c_ulong, // dev_t
+        pub st_size: off_t, // file size
+        pub st_blksize: ::blksize_t,
+        pub st_blocks: ::blkcnt_t,
+        pub st_atime: ::time_t,
+        pub st_atime_nsec: ::c_ulong,
+        pub st_mtime: ::time_t,
+        pub st_mtime_nsec: ::c_ulong,
+        pub st_ctime: ::time_t,
+        pub st_ctime_nsec: ::c_ulong,
+        st_pad4: [::c_long; 3]
+    }
+
+    pub struct sigaction {
+        pub sa_handler: ::sighandler_t,
+        pub sa_flags: ::c_ulong,
+        pub sa_restorer: *mut ::c_void,
+        pub sa_mask: ::sigset_t,
+    }
+
+    pub struct stack_t { // ToDo
+        pub ss_sp: *mut ::c_void,
+        pub ss_flags: ::c_int,
+        pub ss_size: ::size_t
+    }
+
+    pub struct statfs { // ToDo
+        pub f_type: fsword_t,
+        pub f_bsize: fsword_t,
+        pub f_blocks: ::fsblkcnt_t,
+        pub f_bfree: ::fsblkcnt_t,
+        pub f_bavail: ::fsblkcnt_t,
+        pub f_files: ::fsfilcnt_t,
+        pub f_ffree: ::fsfilcnt_t,
+        pub f_fsid: ::fsid_t,
+        pub f_namelen: fsword_t,
+        pub f_frsize: fsword_t,
+        f_spare: [fsword_t; 5],
+    }
+
+    pub struct msghdr { // ToDo
+        pub msg_name: *mut ::c_void,
+        pub msg_namelen: ::socklen_t,
+        pub msg_iov: *mut ::iovec,
+        pub msg_iovlen: ::size_t,
+        pub msg_control: *mut ::c_void,
+        pub msg_controllen: ::size_t,
+        pub msg_flags: ::c_int,
+    }
+
+    pub struct termios { // ToDo
+        pub c_iflag: ::tcflag_t,
+        pub c_oflag: ::tcflag_t,
+        pub c_cflag: ::tcflag_t,
+        pub c_lflag: ::tcflag_t,
+        pub c_line: ::cc_t,
+        pub c_cc: [::cc_t; ::NCCS],
+    }
+
+    pub struct sem_t { // ToDo
+        #[cfg(target_pointer_width = "32")]
+        __size: [::c_char; 16],
+        #[cfg(target_pointer_width = "64")]
+        __size: [::c_char; 32],
+        __align: [::c_long; 0],
+    }
+
+    pub struct pthread_mutex_t { // ToDo
+        #[cfg(any(target_arch = "mips", target_arch = "arm",
+                  target_arch = "powerpc"))]
+        __align: [::c_long; 0],
+        #[cfg(not(any(target_arch = "mips", target_arch = "arm",
+                      target_arch = "powerpc")))]
+        __align: [::c_longlong; 0],
+        size: [u8; __SIZEOF_PTHREAD_MUTEX_T],
+    }
+
+    pub struct pthread_mutexattr_t { // ToDo
+        #[cfg(any(target_arch = "x86_64", target_arch = "powerpc64",
+                  target_arch = "mips64", target_arch = "s390x",
+                  target_arch = "sparc64"))]
+        __align: [::c_int; 0],
+        #[cfg(not(any(target_arch = "x86_64", target_arch = "powerpc64",
+                      target_arch = "mips64", target_arch = "s390x",
+                      target_arch = "sparc64")))]
+        __align: [::c_long; 0],
+        size: [u8; __SIZEOF_PTHREAD_MUTEXATTR_T],
+    }
+
+    pub struct pthread_cond_t { // ToDo
+        __align: [::c_longlong; 0],
+        size: [u8; __SIZEOF_PTHREAD_COND_T],
+    }
+
+    pub struct pthread_condattr_t { // ToDo
+        __align: [::c_int; 0],
+        size: [u8; __SIZEOF_PTHREAD_CONDATTR_T],
+    }
+
+    pub struct pthread_rwlock_t { // ToDo
+        #[cfg(any(target_arch = "mips", target_arch = "arm",
+                  target_arch = "powerpc"))]
+        __align: [::c_long; 0],
+        #[cfg(not(any(target_arch = "mips", target_arch = "arm",
+                      target_arch = "powerpc")))]
+        __align: [::c_longlong; 0],
+        size: [u8; __SIZEOF_PTHREAD_RWLOCK_T],
+    }
+
+    pub struct sigset_t { // ToDo
+        __val: [::c_ulong; 16],
+    }
+
+    pub struct sysinfo { // ToDo
+        pub uptime: ::c_long,
+        pub loads: [::c_ulong; 3],
+        pub totalram: ::c_ulong,
+        pub freeram: ::c_ulong,
+        pub sharedram: ::c_ulong,
+        pub bufferram: ::c_ulong,
+        pub totalswap: ::c_ulong,
+        pub freeswap: ::c_ulong,
+        pub procs: ::c_ushort,
+        pub pad: ::c_ushort,
+        pub totalhigh: ::c_ulong,
+        pub freehigh: ::c_ulong,
+        pub mem_unit: ::c_uint,
+        pub _f: [::c_char; 0],
+    }
+
+    pub struct glob_t { // ToDo
+        pub gl_pathc: ::size_t,
+        pub gl_pathv: *mut *mut c_char,
+        pub gl_offs: ::size_t,
+        pub gl_flags: ::c_int,
+        __unused1: *mut ::c_void,
+        __unused2: *mut ::c_void,
+        __unused3: *mut ::c_void,
+        __unused4: *mut ::c_void,
+        __unused5: *mut ::c_void,
+    }
+
+    pub struct rlimit64 { // ToDo
+        pub rlim_cur: rlim64_t,
+        pub rlim_max: rlim64_t,
+    }
+
+    pub struct cpu_set_t { // ToDo
+        #[cfg(target_pointer_width = "32")]
+        bits: [u32; 32],
+        #[cfg(target_pointer_width = "64")]
+        bits: [u64; 16],
+    }
+
+    pub struct fsid_t { // ToDo
+        __val: [::c_int; 2],
+    }
+}
+
+// constants
+pub const EADDRINUSE: ::c_int = 98; // Address already in use
+pub const EADDRNOTAVAIL: ::c_int = 99; // Cannot assign requested address
+pub const ECONNABORTED: ::c_int = 103; // Software caused connection abort
+pub const ECONNREFUSED: ::c_int = 111; // Connection refused
+pub const ECONNRESET: ::c_int = 104; // Connection reset by peer
+pub const EDEADLK: ::c_int = 35; // Resource deadlock would occur
+pub const ENOSYS: ::c_int = 38; // Function not implemented
+pub const ENOTCONN: ::c_int = 107; // Transport endpoint is not connected
+pub const ETIMEDOUT: ::c_int = 110; // connection timed out
+pub const O_APPEND: ::c_int = 02000;
+pub const O_ACCMODE: ::c_int = 0003;
+pub const O_CLOEXEC: ::c_int = 0x80000;
+pub const O_CREAT: ::c_int = 0100;
+pub const O_DIRECTORY: ::c_int = 0200000;
+pub const O_EXCL: ::c_int = 0200;
+pub const O_NONBLOCK: ::c_int = 04000;
+pub const O_TRUNC: ::c_int = 01000;
+pub const NCCS: usize = 32;
+pub const SIG_SETMASK: ::c_int = 2; // Set the set of blocked signals
+pub const PTHREAD_STACK_MIN: usize = 16384;
+pub const __SIZEOF_PTHREAD_MUTEX_T: usize = 40;
+pub const __SIZEOF_PTHREAD_MUTEXATTR_T: usize = 4;
+pub const PTHREAD_MUTEX_NORMAL: ::c_int = 0;
+pub const PTHREAD_MUTEX_RECURSIVE: ::c_int = 1;
+pub const PTHREAD_MUTEX_ERRORCHECK: ::c_int = 2;
+pub const PTHREAD_MUTEX_DEFAULT: ::c_int = PTHREAD_MUTEX_NORMAL;
+pub const RLIM_INFINITY: u64 = 0xffffffffffffffff;
+pub const __SIZEOF_PTHREAD_COND_T: usize = 48;
+pub const __SIZEOF_PTHREAD_CONDATTR_T: usize = 4;
+pub const __SIZEOF_PTHREAD_RWLOCK_T: usize = 56;
+
+extern {
+    pub fn memalign(align: ::size_t, size: ::size_t) -> *mut ::c_void;
+}
+
+cfg_if! {
+    if #[cfg(target_os = "l4re")] {
+        mod l4re;
+        pub use self::l4re::*;
+    } else { }
+}
+