Merge pull request #93 from alexcrichton/nix-additions

Add a load of constants/definitions from nix

21 files changed, 1538 insertions, 38 deletions

diff --git a/ci/run-travis.sh b/ci/run-travis.sh
index ec55d86168..b7a50b77c0 100644
--- a/ci/run-travis.sh
+++ b/ci/run-travis.sh
@@ -20,34 +20,38 @@ DATE=$(echo $TRAVIS_RUST_VERSION | sed s/nightly-//)
 EXTRA_TARGETS=https://people.mozilla.org/~acrichton/libc-test/$DATE
 
 install() {
-  sudo apt-get update
-  sudo apt-get install -y $@
+  if [ "$TRAVIS" = "true" ]; then
+    sudo apt-get update
+    sudo apt-get install -y $@
+  fi
 }
 
 mkdir -p .cargo
 cp ci/cargo-config .cargo/config
 
-case "$TARGET" in
-  *-apple-ios | *-rumprun-*)
-    curl -s $EXTRA_TARGETS/$TARGET.tar.gz | \
-     tar xzf - -C `rustc --print sysroot`/lib/rustlib
-    ;;
-
-  *)
-    # Download the rustlib folder from the relevant portion of main distribution's
-    # tarballs.
-    dir=rust-std-$TARGET
-    pkg=rust-std
-    if [ "$TRAVIS_RUST_VERSION" = "1.0.0" ]; then
-      pkg=rust
-      dir=rustc
-    fi
-    curl -s $MAIN_TARGETS/$pkg-$TRAVIS_RUST_VERSION-$TARGET.tar.gz | \
-      tar xzf - -C $HOME/rust/lib/rustlib --strip-components=4 \
-        $pkg-$TRAVIS_RUST_VERSION-$TARGET/$dir/lib/rustlib/$TARGET
-    ;;
-
-esac
+if [ "$TRAVIS" = "true" ]; then
+  case "$TARGET" in
+    *-apple-ios | *-rumprun-*)
+      curl -s $EXTRA_TARGETS/$TARGET.tar.gz | \
+       tar xzf - -C `rustc --print sysroot`/lib/rustlib
+      ;;
+
+    *)
+      # Download the rustlib folder from the relevant portion of main distribution's
+      # tarballs.
+      dir=rust-std-$TARGET
+      pkg=rust-std
+      if [ "$TRAVIS_RUST_VERSION" = "1.0.0" ]; then
+        pkg=rust
+        dir=rustc
+      fi
+      curl -s $MAIN_TARGETS/$pkg-$TRAVIS_RUST_VERSION-$TARGET.tar.gz | \
+        tar xzf - -C $HOME/rust/lib/rustlib --strip-components=4 \
+          $pkg-$TRAVIS_RUST_VERSION-$TARGET/$dir/lib/rustlib/$TARGET
+      ;;
+
+  esac
+fi
 
 # Pull a pre-built docker image for testing android, then run tests entirely
 # within that image. Note that this is using the same rustc installation that
diff --git a/libc-test/build.rs b/libc-test/build.rs
index b1ece4ea6a..344ac8b041 100644
--- a/libc-test/build.rs
+++ b/libc-test/build.rs
@@ -6,6 +6,7 @@ use std::env;
 
 fn main() {
     let target = env::var("TARGET").unwrap();
+    let x86_64 = target.contains("x86_64");
     let windows = target.contains("windows");
     let mingw = target.contains("windows-gnu");
     let linux = target.contains("unknown-linux");
@@ -20,7 +21,7 @@ fn main() {
     let mut cfg = ctest::TestGenerator::new();
 
     // Pull in extra goodies on linux/mingw
-    if target.contains("unknown-linux") {
+    if linux || android {
         cfg.define("_GNU_SOURCE", None);
     } else if windows {
         cfg.define("_WIN32_WINNT", Some("0x8000"));
@@ -81,6 +82,12 @@ fn main() {
         cfg.header("utime.h");
         cfg.header("pwd.h");
         cfg.header("grp.h");
+        cfg.header("sys/utsname.h");
+        cfg.header("sys/ptrace.h");
+        cfg.header("sys/mount.h");
+        cfg.header("sys/uio.h");
+        cfg.header("sched.h");
+        cfg.header("termios.h");
     }
 
     if android {
@@ -89,6 +96,7 @@ fn main() {
     } else if !windows {
         cfg.header("glob.h");
         cfg.header("ifaddrs.h");
+        cfg.header("sys/quota.h");
         cfg.header("sys/statvfs.h");
 
         if !musl {
@@ -109,22 +117,36 @@ fn main() {
         }
     }
 
+    if bsdlike {
+        cfg.header("sys/event.h");
+    }
+
     if linux {
+        cfg.header("mqueue.h");
+        cfg.header("sys/signalfd.h");
         cfg.header("sys/xattr.h");
         cfg.header("sys/ipc.h");
         cfg.header("sys/shm.h");
     }
 
     if linux || android {
-        cfg.header("netpacket/packet.h");
-        cfg.header("net/ethernet.h");
         cfg.header("malloc.h");
+        cfg.header("net/ethernet.h");
+        cfg.header("netpacket/packet.h");
+        cfg.header("sched.h");
+        cfg.header("sys/epoll.h");
+        cfg.header("sys/eventfd.h");
         cfg.header("sys/prctl.h");
-        /* linux kernel header */
+        cfg.header("sys/vfs.h");
         if !musl {
             cfg.header("linux/netlink.h");
+            cfg.header("linux/magic.h");
+            cfg.header("linux/fs.h");
+
+            if !mips {
+                cfg.header("linux/quota.h");
+            }
         }
-        cfg.header("sched.h");
     }
 
     if freebsd {
@@ -132,6 +154,12 @@ fn main() {
         cfg.header("sched.h");
     }
 
+    if netbsd {
+        cfg.header("ufs/ufs/quota.h");
+        cfg.header("ufs/ufs/quota1.h");
+        cfg.header("sys/ioctl_compat.h");
+    }
+
     cfg.type_name(move |ty, is_struct| {
         match ty {
             // Just pass all these through, no need for a "struct" prefix
@@ -182,6 +210,7 @@ fn main() {
                     s.replace("e_nsec", ".tv_nsec")
                 }
             }
+            "u64" if struct_ == "epoll_event" => "data.u64".to_string(),
             s => s.to_string(),
         }
     });
@@ -198,6 +227,10 @@ fn main() {
     cfg.skip_struct(move |ty| {
         match ty {
             "sockaddr_nl" => musl,
+
+            // The alignment of this is 4 on 64-bit OSX...
+            "kevent" if apple && x86_64 => true,
+
             _ => false
         }
     });
@@ -239,6 +272,19 @@ fn main() {
             // work around super old mips toolchain
             "SCHED_IDLE" | "SHM_NORESERVE" => mips,
 
+            // weird signed extension or something like that?
+            "MS_NOUSER" => true,
+
+            // These OSX constants are flagged as deprecated
+            "NOTE_EXIT_REPARENTED" |
+            "NOTE_REAP" if apple => true,
+
+            // The linux/quota.h header file which defines these can't be
+            // included with sys/quota.h currently on MIPS, so we don't include
+            // it and just ignore these constants
+            "QFMT_VFS_OLD" |
+            "QFMT_VFS_V0" if mips && linux => true,
+
             _ => false,
         }
     });
@@ -265,6 +311,10 @@ fn main() {
             // Rust, but is close enough to *mut
             "timegm" if apple => true,
 
+            // OSX's daemon is deprecated in 10.5 so we'll get a warning (which
+            // we turn into an error) so just ignore it.
+            "daemon" if apple => true,
+
             // These functions presumably exist on netbsd but don't look like
             // they're implemented on rumprun yet, just let them slide for now.
             // Some of them look like they have headers but then don't have
@@ -275,6 +325,8 @@ fn main() {
             "pthread_stackseg_np" |
             "shm_open" |
             "shm_unlink" |
+            "syscall" |
+            "ptrace" |
             "sigaltstack" if rumprun => true,
 
             _ => false,
diff --git a/src/dox.rs b/src/dox.rs
index 3a608c8cb9..c7d3dc9c2d 100644
--- a/src/dox.rs
+++ b/src/dox.rs
@@ -26,6 +26,10 @@ mod imp {
     #[lang = "copy"]
     pub trait Copy {}
 
+    #[lang = "sync"]
+    pub trait Sync {}
+    impl<T> Sync for T {}
+
     #[lang = "sized"]
     pub trait Sized {}
 
diff --git a/src/unix/bsd/apple/mod.rs b/src/unix/bsd/apple/mod.rs
index 0c7a17b214..378fc4b771 100644
--- a/src/unix/bsd/apple/mod.rs
+++ b/src/unix/bsd/apple/mod.rs
@@ -16,6 +16,8 @@ pub type pthread_key_t = c_ulong;
 pub type sigset_t = u32;
 pub type fsblkcnt_t = ::c_uint;
 pub type fsfilcnt_t = ::c_uint;
+pub type speed_t = ::c_ulong;
+pub type tcflag_t = ::c_ulong;
 
 pub enum timezone {}
 
@@ -178,6 +180,68 @@ s! {
         pub sin_addr: ::in_addr,
         pub sin_zero: [::c_char; 8],
     }
+
+    pub struct statfs {
+        pub f_bsize: ::uint32_t,
+        pub f_iosize: ::int32_t,
+        pub f_blocks: ::uint64_t,
+        pub f_bfree: ::uint64_t,
+        pub f_bavail: ::uint64_t,
+        pub f_files: ::uint64_t,
+        pub f_ffree: ::uint64_t,
+        pub f_fsid: ::fsid_t,
+        pub f_owner: ::uid_t,
+        pub f_type: ::uint32_t,
+        pub f_flags: ::uint32_t,
+        pub f_fssubtype: ::uint32_t,
+        pub f_fstypename: [::c_char; 16],
+        pub f_mntonname: [::c_char; 1024],
+        pub f_mntfromname: [::c_char; 1024],
+        pub f_reserved: [::uint32_t; 8],
+    }
+
+    // FIXME: this should have align 4 but it's got align 8 on 64-bit
+    pub struct kevent {
+        pub ident: ::uintptr_t,
+        pub filter: ::int16_t,
+        pub flags: ::uint16_t,
+        pub fflags: ::uint32_t,
+        pub data: ::intptr_t,
+        pub udata: *mut ::c_void,
+    }
+
+    pub struct kevent64_s {
+        pub ident: ::uint64_t,
+        pub filter: ::int16_t,
+        pub flags: ::uint16_t,
+        pub fflags: ::uint32_t,
+        pub data: ::int64_t,
+        pub udata: ::uint64_t,
+        pub ext: [::uint64_t; 2],
+    }
+
+    pub struct dqblk {
+        pub dqb_bhardlimit: ::uint64_t,
+        pub dqb_bsoftlimit: ::uint64_t,
+        pub dqb_curbytes: ::uint64_t,
+        pub dqb_ihardlimit: ::uint32_t,
+        pub dqb_isoftlimit: ::uint32_t,
+        pub dqb_curinodes: ::uint32_t,
+        pub dqb_btime: ::uint32_t,
+        pub dqb_itime: ::uint32_t,
+        pub dqb_id: ::uint32_t,
+        pub dqb_spare: [::uint32_t; 4],
+    }
+
+    pub struct termios {
+        pub c_iflag: ::tcflag_t,
+        pub c_oflag: ::tcflag_t,
+        pub c_cflag: ::tcflag_t,
+        pub c_lflag: ::tcflag_t,
+        pub c_cc: [::cc_t; ::NCCS],
+        pub c_ispeed: ::speed_t,
+        pub c_ospeed: ::speed_t,
+    }
 }
 
 pub const EXIT_FAILURE: ::c_int = 1;
@@ -206,6 +270,7 @@ pub const O_EXCL: ::c_int = 2048;
 pub const O_NOCTTY: ::c_int = 131072;
 pub const O_TRUNC: ::c_int = 1024;
 pub const O_CLOEXEC: ::c_int = 0x1000000;
+pub const O_DIRECTORY: ::c_int = 0x100000;
 pub const S_IFIFO: mode_t = 4096;
 pub const S_IFCHR: mode_t = 8192;
 pub const S_IFBLK: mode_t = 24576;
@@ -697,6 +762,53 @@ pub const ST_NOSUID: ::c_ulong = 2;
 
 pub const HW_AVAILCPU: ::c_int = 25;
 
+pub const EVFILT_AIO: ::int16_t = 0xfffd;
+pub const EVFILT_PROC: ::int16_t = 0xfffb;
+pub const EVFILT_READ: ::int16_t = 0xffff;
+pub const EVFILT_SIGNAL: ::int16_t = 0xfffa;
+pub const EVFILT_SYSCOUNT: ::int16_t = 0xe;
+pub const EVFILT_TIMER: ::int16_t = 0xfff9;
+pub const EVFILT_VNODE: ::int16_t = 0xfffc;
+pub const EVFILT_WRITE: ::int16_t = 0xfffe;
+pub const EVFILT_FS: ::int16_t = 0xfff7;
+pub const EVFILT_MACHPORT: ::int16_t = 0xfff8;
+pub const EVFILT_USER: ::int16_t = 0xfff6;
+pub const EVFILT_VM: ::int16_t = 0xfff4;
+
+pub const EV_DISPATCH: ::uint16_t = 0x80;
+pub const EV_FLAG0: ::uint16_t = 0x1000;
+pub const EV_OOBAND: ::uint16_t = 0x2000;
+pub const EV_POLL: ::uint16_t = 0x1000;
+pub const EV_RECEIPT: ::uint16_t = 0x40;
+
+pub const NOTE_ABSOLUTE: ::uint32_t = 0x8;
+pub const NOTE_EXITSTATUS: ::uint32_t = 0x04000000;
+pub const NOTE_EXIT_REPARENTED: ::uint32_t = 0x00080000;
+pub const NOTE_FFAND: ::uint32_t = 0x40000000;
+pub const NOTE_FFCOPY: ::uint32_t = 0xc0000000;
+pub const NOTE_FFCTRLMASK: ::uint32_t = 0xc0000000;
+pub const NOTE_FFLAGSMASK: ::uint32_t = 0x00ffffff;
+pub const NOTE_FFNOP: ::uint32_t = 0x0;
+pub const NOTE_FFOR: ::uint32_t = 0x80000000;
+pub const NOTE_NONE: ::uint32_t = 0x80;
+pub const NOTE_NSECONDS: ::uint32_t = 0x4;
+pub const NOTE_REAP: ::uint32_t = 0x10000000;
+pub const NOTE_SECONDS: ::uint32_t = 0x1;
+pub const NOTE_SIGNAL: ::uint32_t = 0x8000000;
+pub const NOTE_TRIGGER: ::uint32_t = 0x01000000;
+pub const NOTE_USECONDS: ::uint32_t = 0x2;
+pub const NOTE_VM_ERROR: ::uint32_t = 0x10000000;
+pub const NOTE_VM_PRESSURE: ::uint32_t = 0x80000000;
+pub const NOTE_VM_PRESSURE_SUDDEN_TERMINATE: ::uint32_t = 0x20000000;
+pub const NOTE_VM_PRESSURE_TERMINATE: ::uint32_t = 0x40000000;
+pub const NOTE_PCTRLMASK: ::uint32_t = 0xfff00000;
+
+pub const TAB3: ::c_int = 0x00000004;
+pub const VT0: ::c_int  = 0x00000000;
+pub const VT1: ::c_int  = 0x00010000;
+pub const IUTF8: ::tcflag_t = 0x00004000;
+pub const CRTSCTS: ::tcflag_t = 0x00030000;
+
 extern {
     pub fn mincore(addr: *const ::c_void, len: ::size_t,
                    vec: *mut ::c_char) -> ::c_int;
@@ -730,6 +842,36 @@ extern {
     pub fn __error() -> *mut ::c_int;
     pub fn backtrace(buf: *mut *mut ::c_void,
                      sz: ::c_int) -> ::c_int;
+    #[cfg_attr(target_os = "macos", link_name = "statfs$INODE64")]
+    pub fn statfs(path: *const ::c_char, buf: *mut statfs) -> ::c_int;
+    #[cfg_attr(target_os = "macos", link_name = "fstatfs$INODE64")]
+    pub fn fstatfs(fd: ::c_int, buf: *mut statfs) -> ::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 kevent64(kq: ::c_int,
+                    changelist: *const ::kevent64_s,
+                    nchanges: ::c_int,
+                    eventlist: *mut ::kevent64_s,
+                    nevents: ::c_int,
+                    flags: ::c_uint,
+                    timeout: *const ::timespec) -> ::c_int;
+    pub fn mount(src: *const ::c_char,
+                 target: *const ::c_char,
+                 flags: ::c_int,
+                 data: *mut ::c_void) -> ::c_int;
+    pub fn ptrace(requeset: ::c_int,
+                  pid: ::pid_t,
+                  addr: *mut ::c_char,
+                  data: ::c_int) -> ::c_int;
+    pub fn quotactl(special: *const ::c_char,
+                    cmd: ::c_int,
+                    id: ::c_int,
+                    data: *mut ::c_char) -> ::c_int;
+    pub fn sethostname(name: *const ::c_char, len: ::c_int) -> ::c_int;
 }
 
 cfg_if! {
diff --git a/src/unix/bsd/freebsdlike/dragonfly.rs b/src/unix/bsd/freebsdlike/dragonfly.rs
index 0adaab1df2..6b874f0b1f 100644
--- a/src/unix/bsd/freebsdlike/dragonfly.rs
+++ b/src/unix/bsd/freebsdlike/dragonfly.rs
@@ -1,6 +1,7 @@
 pub const PTHREAD_STACK_MIN: ::size_t = 1024;
 pub const KERN_PROC_PATHNAME: ::c_int = 9;
 pub const SIGSTKSZ: ::size_t = 40960;
+pub const MADV_INVAL: ::c_int = 10;
 
 extern {
     pub fn __dfly_error() -> *const ::c_int;
diff --git a/src/unix/bsd/mod.rs b/src/unix/bsd/mod.rs
index 327e12c19c..144240d423 100644
--- a/src/unix/bsd/mod.rs
+++ b/src/unix/bsd/mod.rs
@@ -74,6 +74,36 @@ s! {
         pub tm_gmtoff: ::c_long,
         pub tm_zone: *mut ::c_char,
     }
+
+    pub struct utsname {
+        pub sysname: [::c_char; 256],
+        pub nodename: [::c_char; 256],
+        pub release: [::c_char; 256],
+        pub version: [::c_char; 256],
+        pub machine: [::c_char; 256],
+    }
+
+    pub struct msghdr {
+        pub msg_name: *mut ::c_void,
+        pub msg_namelen: ::socklen_t,
+        pub msg_iov: *mut ::iovec,
+        pub msg_iovlen: ::c_int,
+        pub msg_control: *mut ::c_void,
+        pub msg_controllen: ::socklen_t,
+        pub msg_flags: ::c_int,
+    }
+
+    pub struct flock {
+        pub l_start: ::off_t,
+        pub l_len: ::off_t,
+        pub l_pid: ::pid_t,
+        pub l_type: ::c_short,
+        pub l_whence: ::c_short,
+    }
+
+    pub struct fsid_t {
+        __fsid_val: [::int32_t; 2],
+    }
 }
 
 pub const FIOCLEX: ::c_ulong = 0x20006601;
@@ -91,7 +121,25 @@ pub const SA_NOCLDWAIT: ::c_int = 0x0020;
 
 pub const SIGCHLD: ::c_int = 20;
 pub const SIGBUS: ::c_int = 10;
+pub const SIGUSR1: ::c_int = 30;
+pub const SIGUSR2: ::c_int = 31;
+pub const SIGCONT: ::c_int = 19;
+pub const SIGSTOP: ::c_int = 17;
+pub const SIGTSTP: ::c_int = 18;
+pub const SIGURG: ::c_int = 16;
+pub const SIGIO: ::c_int = 23;
+pub const SIGSYS: ::c_int = 12;
+pub const 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 SIG_SETMASK: ::c_int = 3;
+pub const SIG_BLOCK: ::c_int = 0x1;
+pub const SIG_UNBLOCK: ::c_int = 0x2;
 
 pub const IPV6_MULTICAST_LOOP: ::c_int = 11;
 pub const IPV6_V6ONLY: ::c_int = 27;
@@ -103,6 +151,135 @@ pub const NI_MAXHOST: ::socklen_t = 1025;
 pub const CTL_HW: ::c_int = 6;
 pub const HW_NCPU: ::c_int = 3;
 
+pub const EV_ADD: ::uint16_t = 0x1;
+pub const EV_CLEAR: ::uint16_t = 0x20;
+pub const EV_DELETE: ::uint16_t = 0x2;
+pub const EV_DISABLE: ::uint16_t = 0x8;
+pub const EV_ENABLE: ::uint16_t = 0x4;
+pub const EV_EOF: ::uint16_t = 0x8000;
+pub const EV_ERROR: ::uint16_t = 0x4000;
+pub const EV_FLAG1: ::uint16_t = 0x2000;
+pub const EV_ONESHOT: ::uint16_t = 0x10;
+pub const EV_SYSFLAGS: ::uint16_t = 0xf000;
+
+pub const NOTE_ATTRIB: ::uint32_t = 0x8;
+pub const NOTE_CHILD: ::uint32_t = 0x4;
+pub const NOTE_DELETE: ::uint32_t = 0x1;
+pub const NOTE_EXEC: ::uint32_t = 0x20000000;
+pub const NOTE_EXIT: ::uint32_t = 0x80000000;
+pub const NOTE_EXTEND: ::uint32_t = 0x4;
+pub const NOTE_FORK: ::uint32_t = 0x40000000;
+pub const NOTE_LINK: ::uint32_t = 0x10;
+pub const NOTE_LOWAT: ::uint32_t = 0x1;
+pub const NOTE_PDATAMASK: ::uint32_t = 0x000fffff;
+pub const NOTE_RENAME: ::uint32_t = 0x20;
+pub const NOTE_REVOKE: ::uint32_t = 0x40;
+pub const NOTE_TRACK: ::uint32_t = 0x1;
+pub const NOTE_TRACKERR: ::uint32_t = 0x2;
+pub const NOTE_WRITE: ::uint32_t = 0x2;
+
+pub const NCCS: usize = 20;
+
+pub const O_ASYNC: ::c_int = 0x40;
+pub const O_FSYNC: ::c_int = 0x80;
+pub const O_NDELAY: ::c_int = 0x4;
+pub const O_NOFOLLOW: ::c_int = 0x100;
+
+pub const F_GETLK: ::c_int = 7;
+pub const F_GETOWN: ::c_int = 5;
+pub const F_SETLK: ::c_int = 8;
+pub const F_SETLKW: ::c_int = 9;
+pub const F_SETOWN: ::c_int = 6;
+
+pub const MNT_FORCE: ::c_int = 0x80000;
+
+pub const Q_SYNC: ::c_int = 0x600;
+pub const Q_QUOTAON: ::c_int = 0x100;
+pub const Q_QUOTAOFF: ::c_int = 0x200;
+pub const Q_GETQUOTA: ::c_int = 0x300;
+pub const Q_SETQUOTA: ::c_int = 0x400;
+
+pub const TCIOFF: ::c_int = 3;
+pub const TCION: ::c_int = 4;
+pub const TCOOFF: ::c_int = 1;
+pub const TCOON: ::c_int = 2;
+pub const TCIFLUSH: ::c_int = 1;
+pub const TCOFLUSH: ::c_int = 2;
+pub const TCIOFLUSH: ::c_int = 3;
+pub const TCSANOW: ::c_int = 0;
+pub const TCSADRAIN: ::c_int = 1;
+pub const TCSAFLUSH: ::c_int = 2;
+pub const NL0: ::c_int  = 0x00000000;
+pub const NL1: ::c_int  = 0x00000100;
+pub const TAB0: ::c_int = 0x00000000;
+pub const TAB1: ::c_int = 0x00000400;
+pub const TAB2: ::c_int = 0x00000800;
+pub const CR0: ::c_int  = 0x00000000;
+pub const CR1: ::c_int  = 0x00001000;
+pub const CR2: ::c_int  = 0x00002000;
+pub const CR3: ::c_int  = 0x00003000;
+pub const FF0: ::c_int  = 0x00000000;
+pub const FF1: ::c_int  = 0x00004000;
+pub const BS0: ::c_int  = 0x00000000;
+pub const BS1: ::c_int  = 0x00008000;
+pub const VEOF: usize = 0;
+pub const VEOL: usize = 1;
+pub const VEOL2: usize = 2;
+pub const VERASE: usize = 3;
+pub const VWERASE: usize = 4;
+pub const VKILL: usize = 5;
+pub const VREPRINT: usize = 6;
+pub const VINTR: usize = 8;
+pub const VQUIT: usize = 9;
+pub const VSUSP: usize = 10;
+pub const VSTART: usize = 12;
+pub const VSTOP: usize = 13;
+pub const VLNEXT: usize = 14;
+pub const VDISCARD: usize = 15;
+pub const VMIN: usize = 16;
+pub const VTIME: usize = 17;
+pub const IGNBRK: ::tcflag_t = 0x00000001;
+pub const BRKINT: ::tcflag_t = 0x00000002;
+pub const IGNPAR: ::tcflag_t = 0x00000004;
+pub const PARMRK: ::tcflag_t = 0x00000008;
+pub const INPCK: ::tcflag_t = 0x00000010;
+pub const ISTRIP: ::tcflag_t = 0x00000020;
+pub const INLCR: ::tcflag_t = 0x00000040;
+pub const IGNCR: ::tcflag_t = 0x00000080;
+pub const ICRNL: ::tcflag_t = 0x00000100;
+pub const IXON: ::tcflag_t = 0x00000200;
+pub const IXOFF: ::tcflag_t = 0x00000400;
+pub const IXANY: ::tcflag_t = 0x00000800;
+pub const IMAXBEL: ::tcflag_t = 0x00002000;
+pub const OPOST: ::tcflag_t = 0x1;
+pub const ONLCR: ::tcflag_t = 0x2;
+pub const CSIZE: ::tcflag_t = 0x00000300;
+pub const CS5: ::tcflag_t = 0x00000000;
+pub const CS6: ::tcflag_t = 0x00000100;
+pub const CS7: ::tcflag_t = 0x00000200;
+pub const CS8: ::tcflag_t = 0x00000300;
+pub const CSTOPB: ::tcflag_t = 0x00000400;
+pub const CREAD: ::tcflag_t = 0x00000800;
+pub const PARENB: ::tcflag_t = 0x00001000;
+pub const PARODD: ::tcflag_t = 0x00002000;
+pub const HUPCL: ::tcflag_t = 0x00004000;
+pub const CLOCAL: ::tcflag_t = 0x00008000;
+pub const ECHOKE: ::tcflag_t = 0x00000001;
+pub const ECHOE: ::tcflag_t = 0x00000002;
+pub const ECHOK: ::tcflag_t = 0x00000004;
+pub const ECHO: ::tcflag_t = 0x00000008;
+pub const ECHONL: ::tcflag_t = 0x00000010;
+pub const ECHOPRT: ::tcflag_t = 0x00000020;
+pub const ECHOCTL: ::tcflag_t = 0x00000040;
+pub const ISIG: ::tcflag_t = 0x00000080;
+pub const ICANON: ::tcflag_t = 0x00000100;
+pub const IEXTEN: ::tcflag_t = 0x00000400;
+pub const EXTPROC: ::tcflag_t = 0x00000800;
+pub const TOSTOP: ::tcflag_t = 0x00400000;
+pub const FLUSHO: ::tcflag_t = 0x00800000;
+pub const PENDIN: ::tcflag_t = 0x20000000;
+pub const NOFLSH: ::tcflag_t = 0x80000000;
+
 f! {
     pub fn FD_CLR(fd: ::c_int, set: *mut fd_set) -> () {
         let fd = fd as usize;
@@ -151,6 +328,9 @@ extern {
                        serv: *mut ::c_char,
                        sevlen: ::socklen_t,
                        flags: ::c_int) -> ::c_int;
+    pub fn kqueue() -> ::c_int;
+    pub fn unmount(target: *const ::c_char, arg: ::c_int) -> ::c_int;
+    pub fn syscall(num: ::c_int, ...) -> ::c_int;
 }
 
 cfg_if! {
diff --git a/src/unix/bsd/openbsdlike/mod.rs b/src/unix/bsd/openbsdlike/mod.rs
index d78c15d369..17a90ee60c 100644
--- a/src/unix/bsd/openbsdlike/mod.rs
+++ b/src/unix/bsd/openbsdlike/mod.rs
@@ -214,11 +214,6 @@ pub const F_GETFD : ::c_int = 1;
 pub const F_SETFD : ::c_int = 2;
 pub const F_GETFL : ::c_int = 3;
 pub const F_SETFL : ::c_int = 4;
-pub const F_GETOWN : ::c_int = 5;
-pub const F_SETOWN : ::c_int = 6;
-pub const F_GETLK : ::c_int = 7;
-pub const F_SETLK : ::c_int = 8;
-pub const F_SETLKW : ::c_int = 9;
 
 pub const SIGTRAP : ::c_int = 5;
 
@@ -358,6 +353,7 @@ pub const KERN_PROC_ARGV: ::c_int = 1;
 extern {
     pub fn mincore(addr: *mut ::c_void, len: ::size_t,
                    vec: *mut ::c_char) -> ::c_int;
+    #[cfg_attr(target_os = "netbsd", link_name = "__clock_gettime50")]
     pub fn clock_gettime(clk_id: ::c_int, tp: *mut ::timespec) -> ::c_int;
     pub fn __errno() -> *mut ::c_int;
     pub fn backtrace(buf: *mut *mut ::c_void, sz: ::size_t) -> ::size_t;
diff --git a/src/unix/bsd/openbsdlike/netbsd.rs b/src/unix/bsd/openbsdlike/netbsd.rs
index 970ed85b9f..16cc32e2b4 100644
--- a/src/unix/bsd/openbsdlike/netbsd.rs
+++ b/src/unix/bsd/openbsdlike/netbsd.rs
@@ -4,6 +4,8 @@ pub type dev_t = u64;
 pub type blksize_t = ::int32_t;
 pub type fsblkcnt_t = ::uint64_t;
 pub type fsfilcnt_t = ::uint64_t;
+pub type speed_t = ::c_uint;
+pub type tcflag_t = ::c_uint;
 
 s! {
     pub struct dirent {
@@ -92,10 +94,6 @@ s! {
         pub f_mntfromname: [::c_char; 1024],
     }
 
-    pub struct fsid_t {
-        __fsid_val: [::int32_t; 2],
-    }
-
     pub struct addrinfo {
         pub ai_flags: ::c_int,
         pub ai_family: ::c_int,
@@ -166,9 +164,45 @@ s! {
         ptr_owner: ::pthread_t,
         ptr_private: *mut ::c_void,
     }
+
+    pub struct kevent {
+        pub ident: ::uintptr_t,
+        pub filter: ::uint32_t,
+        pub flags: ::uint32_t,
+        pub fflags: ::uint32_t,
+        pub data: ::int64_t,
+        pub udata: ::intptr_t,
+    }
+
+    pub struct dqblk {
+        pub dqb_bhardlimit: ::uint32_t,
+        pub dqb_bsoftlimit: ::uint32_t,
+        pub dqb_curblocks: ::uint32_t,
+        pub dqb_ihardlimit: ::uint32_t,
+        pub dqb_isoftlimit: ::uint32_t,
+        pub dqb_curinodes: ::uint32_t,
+        pub dqb_btime: ::int32_t,
+        pub dqb_itime: ::int32_t,
+    }
+
+    pub struct termios {
+        pub c_iflag: ::tcflag_t,
+        pub c_oflag: ::tcflag_t,
+        pub c_cflag: ::tcflag_t,
+        pub c_lflag: ::tcflag_t,
+        pub c_cc: [::cc_t; ::NCCS],
+        pub c_ispeed: ::c_int,
+        pub c_ospeed: ::c_int,
+    }
 }
 
 pub const O_CLOEXEC: ::c_int = 0x400000;
+pub const O_ALT_IO: ::c_int = 0x40000;
+pub const O_NOSIGPIPE: ::c_int = 0x1000000;
+pub const O_SEARCH: ::c_int = 0x800000;
+pub const O_EXLOCK: ::c_int = 0x20;
+pub const O_SHLOCK: ::c_int = 0x10;
+pub const O_DIRECTORY: ::c_int = 0x200000;
 
 pub const MS_SYNC : ::c_int = 0x4;
 pub const MS_INVALIDATE : ::c_int = 0x2;
@@ -185,6 +219,10 @@ pub const ENOTSUP : ::c_int = 86;
 pub const ELAST : ::c_int = 96;
 
 pub const F_DUPFD_CLOEXEC : ::c_int = 12;
+pub const F_CLOSEM: ::c_int = 10;
+pub const F_GETNOSIGPIPE: ::c_int = 13;
+pub const F_SETNOSIGPIPE: ::c_int = 14;
+pub const F_MAXFD: ::c_int = 11;
 
 pub const IPV6_JOIN_GROUP: ::c_int = 12;
 pub const IPV6_LEAVE_GROUP: ::c_int = 13;
@@ -198,6 +236,7 @@ pub const O_DSYNC : ::c_int = 0x10000;
 pub const MAP_RENAME : ::c_int = 0x20;
 pub const MAP_NORESERVE : ::c_int = 0x40;
 pub const MAP_HASSEMAPHORE : ::c_int = 0x200;
+pub const MAP_WIRED: ::c_int = 0x800;
 
 pub const _SC_IOV_MAX : ::c_int = 32;
 pub const _SC_GETGR_R_SIZE_MAX : ::c_int = 47;
@@ -273,6 +312,19 @@ pub const PTHREAD_RWLOCK_INITIALIZER: pthread_rwlock_t = pthread_rwlock_t {
 pub const PTHREAD_MUTEX_RECURSIVE: ::c_int = 2;
 pub const KERN_PROC_ARGS: ::c_int = 48;
 
+pub const EVFILT_AIO: ::int16_t = 2;
+pub const EVFILT_PROC: ::int16_t = 4;
+pub const EVFILT_READ: ::int16_t = 0;
+pub const EVFILT_SIGNAL: ::int16_t = 5;
+pub const EVFILT_SYSCOUNT: ::int16_t = 7;
+pub const EVFILT_TIMER: ::int16_t = 6;
+pub const EVFILT_VNODE: ::int16_t = 3;
+pub const EVFILT_WRITE: ::int16_t = 1;
+
+pub const NOTE_PCTRLMASK: ::uint32_t = 0xf0000000;
+
+pub const CRTSCTS: ::tcflag_t = 0x00010000;
+
 extern {
     pub fn mprotect(addr: *mut ::c_void, len: ::size_t, prot: ::c_int)
                     -> ::c_int;
@@ -289,4 +341,22 @@ extern {
                         newp: *const ::c_void,
                         newlen: ::size_t)
                         -> ::c_int;
+    #[link_name = "__kevent50"]
+    pub fn kevent(kq: ::c_int,
+                  changelist: *const ::kevent,
+                  nchanges: ::size_t,
+                  eventlist: *mut ::kevent,
+                  nevents: ::size_t,
+                  timeout: *const ::timespec) -> ::c_int;
+    #[link_name = "__mount50"]
+    pub fn mount(src: *const ::c_char,
+                 target: *const ::c_char,
+                 flags: ::c_int,
+                 data: *mut ::c_void,
+                 size: ::size_t) -> ::c_int;
+    pub fn ptrace(requeset: ::c_int,
+                  pid: ::pid_t,
+                  addr: *mut ::c_void,
+                  data: ::c_int) -> ::c_int;
+    pub fn sethostname(name: *const ::c_char, len: ::size_t) -> ::c_int;
 }
diff --git a/src/unix/mod.rs b/src/unix/mod.rs
index 75caccbe16..2bce70f613 100644
--- a/src/unix/mod.rs
+++ b/src/unix/mod.rs
@@ -9,6 +9,7 @@ pub type gid_t = u32;
 pub type in_addr_t = u32;
 pub type in_port_t = u16;
 pub type sighandler_t = ::size_t;
+pub type cc_t = ::c_uchar;
 
 pub enum DIR {}
 
@@ -85,6 +86,11 @@ s! {
         pub h_length: ::c_int,
         pub h_addr_list: *mut *mut ::c_char,
     }
+
+    pub struct iovec {
+        pub iov_base: *mut ::c_void,
+        pub iov_len: ::size_t,
+    }
 }
 
 pub const WNOHANG: ::c_int = 1;
@@ -100,6 +106,17 @@ pub const DT_REG: u8 = 8;
 pub const DT_LNK: u8 = 10;
 pub const DT_SOCK: u8 = 12;
 
+pub const FD_CLOEXEC: ::c_int = 0x1;
+
+pub const USRQUOTA: ::c_int = 0;
+pub const GRPQUOTA: ::c_int = 1;
+
+pub const SIGIOT: ::c_int = 6;
+
+pub const S_ISUID: ::c_int = 0x800;
+pub const S_ISGID: ::c_int = 0x400;
+pub const S_ISVTX: ::c_int = 0x200;
+
 cfg_if! {
     if #[cfg(feature = "default")] {
         // cargo build, don't pull in anything extra as the libstd  dep
@@ -371,6 +388,7 @@ extern {
 
     pub fn flock(fd: ::c_int, operation: ::c_int) -> ::c_int;
 
+    #[cfg_attr(arget_os = "netbsd", link_name = "__gettimeofday50")]
     pub fn gettimeofday(tp: *mut ::timeval,
                         tz: *mut ::c_void) -> ::c_int;
 
@@ -492,6 +510,20 @@ extern {
                link_name = "mktime$UNIX2003")]
     #[cfg_attr(target_os = "netbsd", link_name = "__mktime50")]
     pub fn mktime(tm: *mut tm) -> time_t;
+
+    #[cfg_attr(target_os = "netbsd", link_name = "__mknod50")]
+    pub fn mknod(pathname: *const ::c_char, mode: ::mode_t,
+                 dev: ::dev_t) -> ::c_int;
+    #[cfg_attr(all(target_os = "macos", target_arch = "x86"),
+               link_name = "writev$UNIX2003")]
+    pub fn writev(fd: ::c_int, iov: *const ::iovec, iovcnt: ::c_int) -> ::ssize_t;
+    #[cfg_attr(all(target_os = "macos", target_arch = "x86"),
+               link_name = "readv$UNIX2003")]
+    pub fn readv(fd: ::c_int, iov: *const ::iovec, iovcnt: ::c_int) -> ::ssize_t;
+    pub fn uname(buf: *mut ::utsname) -> ::c_int;
+    pub fn daemon(nochdir: ::c_int, noclose: ::c_int) -> ::c_int;
+    pub fn gethostname(name: *mut ::c_char, len: ::size_t) -> ::c_int;
+    pub fn chroot(name: *const ::c_char) -> ::c_int;
 }
 
 // TODO: get rid of this #[cfg(not(...))]
@@ -609,6 +641,26 @@ extern {
     pub fn timegm(tm: *mut ::tm) -> time_t;
     pub fn statvfs(path: *const c_char, buf: *mut statvfs) -> ::c_int;
     pub fn fstatvfs(fd: ::c_int, buf: *mut statvfs) -> ::c_int;
+    #[cfg_attr(all(target_os = "macos", target_arch = "x86"),
+               link_name = "sendmsg$UNIX2003")]
+    pub fn sendmsg(fd: ::c_int, msg: *const msghdr, flags: ::c_int) -> ::ssize_t;
+    #[cfg_attr(all(target_os = "macos", target_arch = "x86"),
+               link_name = "recvmsg$UNIX2003")]
+    pub fn recvmsg(fd: ::c_int, msg: *mut msghdr, flags: ::c_int) -> ::ssize_t;
+    #[cfg_attr(all(target_os = "macos", target_arch = "x86"),
+               link_name = "tcdrain$UNIX2003")]
+    pub fn tcdrain(fd: ::c_int) -> ::c_int;
+    pub fn cfgetispeed(termios: *const ::termios) -> ::speed_t;
+    pub fn cfgetospeed(termios: *const ::termios) -> ::speed_t;
+    pub fn cfsetispeed(termios: *mut ::termios, speed: ::speed_t) -> ::c_int;
+    pub fn cfsetospeed(termios: *mut ::termios, speed: ::speed_t) -> ::c_int;
+    pub fn tcgetattr(fd: ::c_int, termios: *mut ::termios) -> ::c_int;
+    pub fn tcsetattr(fd: ::c_int,
+                     optional_actions: ::c_int,
+                     termios: *const ::termios) -> ::c_int;
+    pub fn tcflow(fd: ::c_int, action: ::c_int) -> ::c_int;
+    pub fn tcflush(fd: ::c_int, action: ::c_int) -> ::c_int;
+    pub fn tcsendbreak(fd: ::c_int, duration: ::c_int) -> ::c_int;
 }
 
 cfg_if! {
diff --git a/src/unix/notbsd/android/mod.rs b/src/unix/notbsd/android/mod.rs
index e7f80bff09..973b1a43c3 100644
--- a/src/unix/notbsd/android/mod.rs
+++ b/src/unix/notbsd/android/mod.rs
@@ -20,6 +20,8 @@ pub type pthread_t = c_long;
 pub type pthread_mutexattr_t = ::c_long;
 pub type sigset_t = c_ulong;
 pub type time64_t = i64;
+pub type fsfilcnt_t = ::c_ulong;
+pub type fsblkcnt_t = ::c_ulong;
 
 s! {
     pub struct stat {
@@ -96,6 +98,52 @@ s! {
         pub si_code: ::c_int,
         pub _pad: [::c_int; 29],
     }
+
+    pub struct statfs {
+        pub f_type: ::uint32_t,
+        pub f_bsize: ::uint32_t,
+        pub f_blocks: ::uint64_t,
+        pub f_bfree: ::uint64_t,
+        pub f_bavail: ::uint64_t,
+        pub f_files: ::uint64_t,
+        pub f_ffree: ::uint64_t,
+        pub f_fsid: ::__fsid_t,
+        pub f_namelen: ::uint32_t,
+        pub f_frsize: ::uint32_t,
+        pub f_flags: ::uint32_t,
+        pub f_spare: [::uint32_t; 4],
+    }
+
+    pub struct __fsid_t {
+        __val: [::c_int; 2],
+    }
+
+    pub struct msghdr {
+        pub msg_name: *mut ::c_void,
+        pub msg_namelen: ::c_int,
+        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_uint,
+    }
+
+    pub struct termios {
+        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 flock {
+        pub l_type: ::c_short,
+        pub l_whence: ::c_short,
+        pub l_start: ::off_t,
+        pub l_len: ::off_t,
+        pub l_pid: ::pid_t,
+    }
 }
 
 pub const BUFSIZ: ::c_uint = 1024;
@@ -191,7 +239,28 @@ pub const SA_NOCLDWAIT: ::c_ulong = 0x00000002;
 
 pub const SIGCHLD: ::c_int = 17;
 pub const SIGBUS: ::c_int = 7;
+pub const SIGUSR1: ::c_int = 10;
+pub const SIGUSR2: ::c_int = 12;
+pub const SIGCONT: ::c_int = 18;
+pub const SIGSTOP: ::c_int = 19;
+pub const SIGTSTP: ::c_int = 20;
+pub const SIGURG: ::c_int = 23;
+pub const SIGIO: ::c_int = 29;
+pub const SIGSYS: ::c_int = 31;
+pub const SIGSTKFLT: ::c_int = 16;
+pub const SIGUNUSED: ::c_int = 31;
+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 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 RUSAGE_CHILDREN: ::c_int = -1;
 
@@ -317,9 +386,93 @@ 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 = 0x1000;
+pub const O_DIRECT: ::c_int = 0x10000;
+pub const O_DIRECTORY: ::c_int = 0x4000;
+pub const O_NOFOLLOW: ::c_int = 0x8000;
+pub const O_ASYNC: ::c_int = 0x2000;
+pub const O_NDELAY: ::c_int = 0x800;
 
 pub const NI_MAXHOST: ::size_t = 1025;
 
+pub const NCCS: usize = 19;
+pub const TCXONC: ::c_int = 0x540A;
+pub const TCFLSH: ::c_int = 0x540B;
+pub const TCSBRKP: ::c_int = 0x5425;
+pub const TCGETS: ::c_int = 0x5401;
+pub const TCSANOW: ::c_int = 0x5402;
+pub const TCSADRAIN: ::c_int = 0x5403;
+pub const TCSAFLUSH: ::c_int = 0x5404;
+pub const IUTF8: ::tcflag_t = 0x00004000;
+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 MS_RMT_MASK: ::c_ulong = 0x51;
+pub const MS_VERBOSE: ::c_ulong = 0x8000;
+
+pub const ADFS_SUPER_MAGIC: ::c_long = 0x0000adf5;
+pub const AFFS_SUPER_MAGIC: ::c_long = 0x0000adff;
+pub const CODA_SUPER_MAGIC: ::c_long = 0x73757245;
+pub const CRAMFS_MAGIC: ::c_long = 0x28cd3d45;
+pub const EFS_SUPER_MAGIC: ::c_long = 0x00414a53;
+pub const EXT2_SUPER_MAGIC: ::c_long = 0x0000ef53;
+pub const EXT3_SUPER_MAGIC: ::c_long = 0x0000ef53;
+pub const EXT4_SUPER_MAGIC: ::c_long = 0x0000ef53;
+pub const HPFS_SUPER_MAGIC: ::c_long = 0xf995e849;
+pub const HUGETLBFS_MAGIC: ::c_long = 0x958458f6;
+pub const ISOFS_SUPER_MAGIC: ::c_long = 0x00009660;
+pub const JFFS2_SUPER_MAGIC: ::c_long = 0x000072b6;
+pub const MINIX_SUPER_MAGIC: ::c_long = 0x0000137f;
+pub const MINIX_SUPER_MAGIC2: ::c_long = 0x0000138f;
+pub const MINIX2_SUPER_MAGIC: ::c_long = 0x00002468;
+pub const MINIX2_SUPER_MAGIC2: ::c_long = 0x00002478;
+pub const MSDOS_SUPER_MAGIC: ::c_long = 0x00004d44;
+pub const NCP_SUPER_MAGIC: ::c_long = 0x0000564c;
+pub const NFS_SUPER_MAGIC: ::c_long = 0x00006969;
+pub const OPENPROM_SUPER_MAGIC: ::c_long = 0x00009fa1;
+pub const PROC_SUPER_MAGIC: ::c_long = 0x00009fa0;
+pub const QNX4_SUPER_MAGIC: ::c_long = 0x0000002f;
+pub const REISERFS_SUPER_MAGIC: ::c_long = 0x52654973;
+pub const SMB_SUPER_MAGIC: ::c_long = 0x0000517b;
+pub const TMPFS_MAGIC: ::c_long = 0x01021994;
+pub const USBDEVICE_SUPER_MAGIC: ::c_long = 0x00009fa2;
+
+pub const MADV_HUGEPAGE: ::c_int = 14;
+pub const MADV_NOHUGEPAGE: ::c_int = 15;
+pub const MAP_HUGETLB: ::c_int = 0x040000;
+
+pub const PTRACE_TRACEME: ::c_int = 0;
+pub const PTRACE_PEEKTEXT: ::c_int = 1;
+pub const PTRACE_PEEKDATA: ::c_int = 2;
+pub const PTRACE_PEEKUSER: ::c_int = 3;
+pub const PTRACE_POKETEXT: ::c_int = 4;
+pub const PTRACE_POKEDATA: ::c_int = 5;
+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_ATTACH: ::c_int = 16;
+pub const PTRACE_DETACH: ::c_int = 17;
+pub const PTRACE_SYSCALL: ::c_int = 24;
+pub const PTRACE_SETOPTIONS: ::c_int = 0x4200;
+pub const PTRACE_GETEVENTMSG: ::c_int = 0x4201;
+pub const PTRACE_GETSIGINFO: ::c_int = 0x4202;
+pub const PTRACE_SETSIGINFO: ::c_int = 0x4203;
+pub const PTRACE_GETFPREGS: ::c_int = 14;
+pub const PTRACE_SETFPREGS: ::c_int = 15;
+pub const PTRACE_GETREGS: ::c_int = 12;
+pub const PTRACE_SETREGS: ::c_int = 13;
+
+pub const EFD_NONBLOCK: ::c_int = 0x800;
+
+pub const F_GETLK: ::c_int = 5;
+pub const F_GETOWN: ::c_int = 9;
+pub const F_SETOWN: ::c_int = 8;
+
 f! {
     pub fn sigemptyset(set: *mut sigset_t) -> ::c_int {
         *set = 0;
@@ -340,6 +493,37 @@ f! {
     pub fn sigismember(set: *const sigset_t, signum: ::c_int) -> ::c_int {
         (*set & (signum as sigset_t)) as ::c_int
     }
+    pub fn cfgetispeed(termios: *const ::termios) -> ::speed_t {
+        (*termios).c_cflag & ::CBAUD
+    }
+    pub fn cfgetospeed(termios: *const ::termios) -> ::speed_t {
+        (*termios).c_cflag & ::CBAUD
+    }
+    pub fn cfsetispeed(termios: *mut ::termios, speed: ::speed_t) -> ::c_int {
+        (*termios).c_cflag = ((*termios).c_cflag & !::CBAUD) | (speed & ::CBAUD);
+        return 0
+    }
+    pub fn cfsetospeed(termios: *mut ::termios, speed: ::speed_t) -> ::c_int {
+        (*termios).c_cflag = ((*termios).c_cflag & !::CBAUD) | (speed & ::CBAUD);
+        return 0
+    }
+    pub fn tcgetattr(fd: ::c_int, termios: *mut ::termios) -> ::c_int {
+        ioctl(fd, TCGETS, termios)
+    }
+    pub fn tcsetattr(fd: ::c_int,
+                     optional_actions: ::c_int,
+                     termios: *const ::termios) -> ::c_int {
+        ioctl(fd, optional_actions, termios)
+    }
+    pub fn tcflow(fd: ::c_int, action: ::c_int) -> ::c_int {
+        ioctl(fd, TCXONC, action as *mut ::c_void)
+    }
+    pub fn tcflush(fd: ::c_int, action: ::c_int) -> ::c_int {
+        ioctl(fd, TCFLSH, action as *mut ::c_void)
+    }
+    pub fn tcsendbreak(fd: ::c_int, duration: ::c_int) -> ::c_int {
+        ioctl(fd, TCSBRKP, duration as *mut ::c_void)
+    }
 }
 
 extern {
@@ -372,6 +556,11 @@ extern {
                        sevlen: ::size_t,
                        flags: ::c_int) -> ::c_int;
     pub fn timegm64(tm: *const ::tm) -> time64_t;
+    pub fn sendmsg(fd: ::c_int, msg: *const ::msghdr, flags: ::c_uint) -> ::c_int;
+    pub fn recvmsg(fd: ::c_int, msg: *mut ::msghdr, flags: ::c_uint) -> ::c_int;
+    pub fn eventfd(init: ::c_uint, flags: ::c_int) -> ::c_int;
+    pub fn ptrace(request: ::c_int, ...) -> ::c_long;
+    pub fn syscall(num: ::c_int, ...) -> ::c_int;
 }
 
 cfg_if! {
diff --git a/src/unix/notbsd/linux/mips.rs b/src/unix/notbsd/linux/mips.rs
index 5c0591f158..41f173687a 100644
--- a/src/unix/notbsd/linux/mips.rs
+++ b/src/unix/notbsd/linux/mips.rs
@@ -125,6 +125,50 @@ s! {
         __unused4: ::c_ulong,
         __unused5: ::c_ulong
     }
+
+    pub struct statfs {
+        pub f_type: ::c_long,
+        pub f_bsize: ::c_long,
+        pub f_frsize: ::c_long,
+        pub f_blocks: ::fsblkcnt_t,
+        pub f_bfree: ::fsblkcnt_t,
+        pub f_files: ::fsblkcnt_t,
+        pub f_ffree: ::fsblkcnt_t,
+        pub f_bavail: ::fsblkcnt_t,
+        pub f_fsid: ::fsid_t,
+
+        pub f_namelen: ::c_long,
+        f_spare: [::c_long; 6],
+    }
+
+    pub struct msghdr {
+        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 {
+        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 flock {
+        pub l_type: ::c_short,
+        pub l_whence: ::c_short,
+        pub l_start: ::off_t,
+        pub l_len: ::off_t,
+        pub l_sysid: ::c_long,
+        pub l_pid: ::pid_t,
+        pad: [::c_long; 4],
+    }
 }
 
 pub const BUFSIZ: ::c_uint = 8192;
@@ -134,6 +178,9 @@ pub const POSIX_MADV_DONTNEED: ::c_int = 4;
 pub const _SC_2_C_VERSION: ::c_int = 96;
 pub const RUSAGE_THREAD: ::c_int = 1;
 pub const O_ACCMODE: ::c_int = 3;
+pub const O_DIRECT: ::c_int = 0x8000;
+pub const O_DIRECTORY: ::c_int = 0x10000;
+pub const O_NOFOLLOW: ::c_int = 0x20000;
 pub const RUSAGE_CHILDREN: ::c_int = -1;
 pub const ST_RELATIME: ::c_ulong = 4096;
 pub const NI_MAXHOST: ::socklen_t = 1025;
@@ -154,6 +201,9 @@ pub const O_NONBLOCK: ::c_int = 128;
 pub const O_SYNC: ::c_int = 0x10;
 pub const O_RSYNC: ::c_int = 0x10;
 pub const O_DSYNC: ::c_int = 0x10;
+pub const O_FSYNC: ::c_int = 0x10;
+pub const O_ASYNC: ::c_int = 0x1000;
+pub const O_NDELAY: ::c_int = 0x80;
 
 pub const EDEADLK: ::c_int = 45;
 pub const ENAMETOOLONG: ::c_int = 78;
@@ -283,10 +333,104 @@ pub const SA_NOCLDWAIT: ::c_uint = 0x00010000;
 
 pub const SIGCHLD: ::c_int = 18;
 pub const SIGBUS: ::c_int = 10;
-
+pub const SIGTTIN: ::c_int = 26;
+pub const SIGTTOU: ::c_int = 27;
+pub const SIGXCPU: ::c_int = 30;
+pub const SIGXFSZ: ::c_int = 31;
+pub const SIGVTALRM: ::c_int = 28;
+pub const SIGPROF: ::c_int = 29;
+pub const SIGWINCH: ::c_int = 20;
+pub const SIGUSR1: ::c_int = 16;
+pub const SIGUSR2: ::c_int = 17;
+pub const SIGCONT: ::c_int = 25;
+pub const SIGSTOP: ::c_int = 23;
+pub const SIGTSTP: ::c_int = 24;
+pub const SIGURG: ::c_int = 21;
+pub const SIGIO: ::c_int = 22;
+pub const SIGSYS: ::c_int = 12;
+pub const SIGPOLL: ::c_int = 22;
+pub const SIGPWR: ::c_int = 19;
 pub const SIG_SETMASK: ::c_int = 3;
+pub const SIG_BLOCK: ::c_int = 0x1;
+pub const SIG_UNBLOCK: ::c_int = 0x2;
+
 pub const PTHREAD_STACK_MIN: ::size_t = 131072;
 
+pub const MS_VERBOSE: ::c_ulong = 0x8000;
+
+pub const ADFS_SUPER_MAGIC: ::c_long = 0x0000adf5;
+pub const AFFS_SUPER_MAGIC: ::c_long = 0x0000adff;
+pub const CODA_SUPER_MAGIC: ::c_long = 0x73757245;
+pub const CRAMFS_MAGIC: ::c_long = 0x28cd3d45;
+pub const EFS_SUPER_MAGIC: ::c_long = 0x00414a53;
+pub const EXT2_SUPER_MAGIC: ::c_long = 0x0000ef53;
+pub const EXT3_SUPER_MAGIC: ::c_long = 0x0000ef53;
+pub const EXT4_SUPER_MAGIC: ::c_long = 0x0000ef53;
+pub const HPFS_SUPER_MAGIC: ::c_long = 0xf995e849;
+pub const HUGETLBFS_MAGIC: ::c_long = 0x958458f6;
+pub const ISOFS_SUPER_MAGIC: ::c_long = 0x00009660;
+pub const JFFS2_SUPER_MAGIC: ::c_long = 0x000072b6;
+pub const MINIX_SUPER_MAGIC: ::c_long = 0x0000137f;
+pub const MINIX_SUPER_MAGIC2: ::c_long = 0x0000138f;
+pub const MINIX2_SUPER_MAGIC: ::c_long = 0x00002468;
+pub const MINIX2_SUPER_MAGIC2: ::c_long = 0x00002478;
+pub const MSDOS_SUPER_MAGIC: ::c_long = 0x00004d44;
+pub const NCP_SUPER_MAGIC: ::c_long = 0x0000564c;
+pub const NFS_SUPER_MAGIC: ::c_long = 0x00006969;
+pub const OPENPROM_SUPER_MAGIC: ::c_long = 0x00009fa1;
+pub const PROC_SUPER_MAGIC: ::c_long = 0x00009fa0;
+pub const QNX4_SUPER_MAGIC: ::c_long = 0x0000002f;
+pub const REISERFS_SUPER_MAGIC: ::c_long = 0x52654973;
+pub const SMB_SUPER_MAGIC: ::c_long = 0x0000517b;
+pub const TMPFS_MAGIC: ::c_long = 0x01021994;
+pub const USBDEVICE_SUPER_MAGIC: ::c_long = 0x00009fa2;
+
+pub const VEOF: usize = 16;
+pub const VEOL: usize = 17;
+pub const VEOL2: usize = 6;
+pub const VMIN: usize = 4;
+pub const IEXTEN: ::tcflag_t = 0x00000100;
+pub const TOSTOP: ::tcflag_t = 0x00008000;
+pub const FLUSHO: ::tcflag_t = 0x00002000;
+pub const IUTF8: ::tcflag_t = 0x00004000;
+pub const TCSANOW: ::c_int = 0x540e;
+pub const TCSADRAIN: ::c_int = 0x540f;
+pub const TCSAFLUSH: ::c_int = 0x5410;
+
+pub const CPU_SETSIZE: ::c_int = 0x400;
+
+pub const PTRACE_TRACEME: ::c_uint = 0;
+pub const PTRACE_PEEKTEXT: ::c_uint = 1;
+pub const PTRACE_PEEKDATA: ::c_uint = 2;
+pub const PTRACE_PEEKUSER: ::c_uint = 3;
+pub const PTRACE_POKETEXT: ::c_uint = 4;
+pub const PTRACE_POKEDATA: ::c_uint = 5;
+pub const PTRACE_POKEUSER: ::c_uint = 6;
+pub const PTRACE_CONT: ::c_uint = 7;
+pub const PTRACE_KILL: ::c_uint = 8;
+pub const PTRACE_SINGLESTEP: ::c_uint = 9;
+pub const PTRACE_ATTACH: ::c_uint = 16;
+pub const PTRACE_DETACH: ::c_uint = 17;
+pub const PTRACE_SYSCALL: ::c_uint = 24;
+pub const PTRACE_SETOPTIONS: ::c_uint = 0x4200;
+pub const PTRACE_GETEVENTMSG: ::c_uint = 0x4201;
+pub const PTRACE_GETSIGINFO: ::c_uint = 0x4202;
+pub const PTRACE_SETSIGINFO: ::c_uint = 0x4203;
+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 = 0x80;
+
+pub const F_GETLK: ::c_int = 14;
+pub const F_GETOWN: ::c_int = 23;
+pub const F_SETOWN: ::c_int = 24;
+
+pub const SFD_NONBLOCK: ::c_int = 0x80;
+
 extern {
     pub fn sysctl(name: *mut ::c_int,
                   namelen: ::c_int,
@@ -311,4 +455,6 @@ extern {
                        serv: *mut ::c_char,
                        sevlen: ::socklen_t,
                        flags: ::c_uint) -> ::c_int;
+    pub fn eventfd(init: ::c_int, flags: ::c_int) -> ::c_int;
+    pub fn ptrace(request: ::c_uint, ...) -> ::c_long;
 }
diff --git a/src/unix/notbsd/linux/mod.rs b/src/unix/notbsd/linux/mod.rs
index d03c4d6446..7673cc6f20 100644
--- a/src/unix/notbsd/linux/mod.rs
+++ b/src/unix/notbsd/linux/mod.rs
@@ -127,6 +127,57 @@ s! {
         pub nl_pid: u32,
         pub nl_groups: u32
     }
+
+    pub struct dqblk {
+        pub dqb_bhardlimit: ::uint64_t,
+        pub dqb_bsoftlimit: ::uint64_t,
+        pub dqb_curspace: ::uint64_t,
+        pub dqb_ihardlimit: ::uint64_t,
+        pub dqb_isoftlimit: ::uint64_t,
+        pub dqb_curinodes: ::uint64_t,
+        pub dqb_btime: ::uint64_t,
+        pub dqb_itime: ::uint64_t,
+        pub dqb_valid: ::uint32_t,
+    }
+
+    pub struct signalfd_siginfo {
+        pub ssi_signo: ::uint32_t,
+        pub ssi_errno: ::int32_t,
+        pub ssi_code: ::int32_t,
+        pub ssi_pid: ::uint32_t,
+        pub ssi_uid: ::uint32_t,
+        pub ssi_fd: ::int32_t,
+        pub ssi_tid: ::uint32_t,
+        pub ssi_band: ::uint32_t,
+        pub ssi_overrun: ::uint32_t,
+        pub ssi_trapno: ::uint32_t,
+        pub ssi_status: ::int32_t,
+        pub ssi_int: ::int32_t,
+        pub ssi_ptr: ::uint64_t,
+        pub ssi_utime: ::uint64_t,
+        pub ssi_stime: ::uint64_t,
+        pub ssi_addr: ::uint64_t,
+        _pad: [::uint8_t; 48],
+    }
+
+    pub struct fsid_t {
+        __val: [::c_int; 2],
+    }
+
+    pub struct mq_attr {
+        pub mq_flags: ::c_long,
+        pub mq_maxmsg: ::c_long,
+        pub mq_msgsize: ::c_long,
+        pub mq_curmsgs: ::c_long,
+        pad: [::c_long; 4]
+    }
+
+    pub struct cpu_set_t {
+        #[cfg(target_pointer_width = "32")]
+        bits: [u32; 32],
+        #[cfg(target_pointer_width = "64")]
+        bits: [u64; 16],
+    }
 }
 
 pub const FILENAME_MAX: ::c_uint = 4096;
@@ -312,6 +363,31 @@ pub const SHM_UNLOCK: ::c_int = 12;
 pub const SHM_HUGETLB: ::c_int = 0o4000;
 pub const SHM_NORESERVE: ::c_int = 0o10000;
 
+pub const MS_RELATIME: ::c_ulong = 0x200000;
+pub const MS_KERNMOUNT: ::c_ulong = 0x400000;
+pub const MS_I_VERSION: ::c_ulong = 0x800000;
+pub const MS_STRICTATIME: ::c_ulong = 0x01000000;
+pub const MS_RMT_MASK: ::c_ulong = 0x800051;
+
+pub const EPOLLRDHUP: ::c_int = 0x2000;
+pub const EPOLLONESHOT: ::c_int = 0x40000000;
+
+pub const QFMT_VFS_OLD: ::c_int = 1;
+pub const QFMT_VFS_V0: ::c_int = 2;
+
+pub const SFD_CLOEXEC: ::c_int = 0x080000;
+
+pub const EFD_SEMAPHORE: ::c_int = 0x1;
+
+pub const NCCS: usize = 32;
+
+pub const CLONE_NEWUTS: ::c_uint = 0x04000000;
+pub const CLONE_NEWIPC: ::c_uint = 0x08000000;
+pub const CLONE_NEWUSER: ::c_uint = 0x10000000;
+pub const CLONE_NEWPID: ::c_uint = 0x20000000;
+pub const CLONE_NEWNET: ::c_uint = 0x40000000;
+pub const CLONE_IO: ::c_uint = 0x80000000;
+
 extern {
     pub fn shm_open(name: *const c_char, oflag: ::c_int,
                     mode: mode_t) -> ::c_int;
@@ -387,6 +463,51 @@ extern {
     pub fn removexattr(path: *const c_char, name: *const c_char) -> ::c_int;
     pub fn lremovexattr(path: *const c_char, name: *const c_char) -> ::c_int;
     pub fn fremovexattr(filedes: ::c_int, name: *const c_char) -> ::c_int;
+    pub fn signalfd(fd: ::c_int,
+                    mask: *const ::sigset_t,
+                    flags: ::c_int) -> ::c_int;
+    pub fn pwritev(fd: ::c_int,
+                   iov: *const ::iovec,
+                   iovcnt: ::c_int,
+                   offset: ::off_t) -> ::ssize_t;
+    pub fn preadv(fd: ::c_int,
+                  iov: *const ::iovec,
+                  iovcnt: ::c_int,
+                  offset: ::off_t) -> ::ssize_t;
+    pub fn quotactl(cmd: ::c_int,
+                    special: *const ::c_char,
+                    id: ::c_int,
+                    data: *mut ::c_char) -> ::c_int;
+    pub fn mq_open(name: *const ::c_char, oflag: ::c_int, ...) -> ::mqd_t;
+    pub fn mq_close(mqd: ::mqd_t) -> ::c_int;
+    pub fn mq_unlink(name: *const ::c_char) -> ::c_int;
+    pub fn mq_receive(mqd: ::mqd_t,
+                      msg_ptr: *mut ::c_char,
+                      msg_len: ::size_t,
+                      msq_prio: *mut ::c_uint) -> ::ssize_t;
+    pub fn mq_send(mqd: ::mqd_t,
+                   msg_ptr: *const ::c_char,
+                   msg_len: ::size_t,
+                   msq_prio: ::c_uint) -> ::c_int;
+    pub fn mq_getattr(mqd: ::mqd_t, attr: *mut ::mq_attr) -> ::c_int;
+    pub fn mq_setattr(mqd: ::mqd_t,
+                      newattr: *const ::mq_attr,
+                      oldattr: *mut ::mq_attr) -> ::c_int;
+    pub fn sched_getaffinity(pid: ::pid_t,
+                             cpusetsize: ::size_t,
+                             cpuset: *mut cpu_set_t) -> ::c_int;
+    pub fn sched_setaffinity(pid: ::pid_t,
+                             cpusetsize: ::size_t,
+                             cpuset: *const cpu_set_t) -> ::c_int;
+    pub fn epoll_pwait(epfd: ::c_int,
+                       events: *mut ::epoll_event,
+                       maxevents: ::c_int,
+                       timeout: ::c_int,
+                       sigmask: *const ::sigset_t) -> ::c_int;
+    pub fn dup3(oldfd: ::c_int, newfd: ::c_int, flags: ::c_int) -> ::c_int;
+    pub fn unshare(flags: ::c_int) -> ::c_int;
+    pub fn syscall(num: ::c_long, ...) -> ::c_long;
+    pub fn sethostname(name: *const ::c_char, len: ::size_t) -> ::c_int;
 }
 
 cfg_if! {
diff --git a/src/unix/notbsd/linux/musl.rs b/src/unix/notbsd/linux/musl.rs
index 4e6f803317..7a244e49c4 100644
--- a/src/unix/notbsd/linux/musl.rs
+++ b/src/unix/notbsd/linux/musl.rs
@@ -107,6 +107,52 @@ s! {
         __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 msghdr {
+        pub msg_name: *mut ::c_void,
+        pub msg_namelen: ::socklen_t,
+        pub msg_iov: *mut ::iovec,
+        pub msg_iovlen: ::c_int,
+        __pad1: ::c_int,
+        pub msg_control: *mut ::c_void,
+        pub msg_controllen: ::socklen_t,
+        __pad2: ::socklen_t,
+        pub msg_flags: ::c_int,
+    }
+
+    pub struct termios {
+        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 __c_ispeed: ::speed_t,
+        pub __c_ospeed: ::speed_t,
+    }
+
+    pub struct flock {
+        pub l_type: ::c_short,
+        pub l_whence: ::c_short,
+        pub l_start: ::off_t,
+        pub l_len: ::off_t,
+        pub l_pid: ::pid_t,
+    }
 }
 
 pub const BUFSIZ: ::c_uint = 1024;
@@ -114,6 +160,11 @@ pub const TMP_MAX: ::c_uint = 10000;
 pub const FOPEN_MAX: ::c_uint = 1000;
 pub const POSIX_MADV_DONTNEED: ::c_int = 0;
 pub const O_ACCMODE: ::c_int = 0o10000003;
+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_NDELAY: ::c_int = 0x800;
 pub const RUSAGE_CHILDREN: ::c_int = 1;
 pub const NI_MAXHOST: ::socklen_t = 255;
 pub const PTHREAD_STACK_MIN: ::size_t = 2048;
@@ -274,7 +325,28 @@ 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 SIGUNUSED: ::c_int = 31;
+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 FALLOC_FL_KEEP_SIZE: ::c_int = 0x01;
 pub const FALLOC_FL_PUNCH_HOLE: ::c_int = 0x02;
@@ -285,6 +357,75 @@ pub const __SIZEOF_PTHREAD_RWLOCK_T: usize = 56;
 pub const __SIZEOF_PTHREAD_MUTEX_T: usize = 40;
 pub const __SIZEOF_PTHREAD_MUTEXATTR_T: usize = 4;
 
+pub const CPU_SETSIZE: ::c_int = 128;
+
+pub const EXTPROC: ::tcflag_t = 0x00010000;
+
+pub const QFMT_VFS_V1: ::c_int = 4;
+
+pub const PTRACE_TRACEME: ::c_int = 0;
+pub const PTRACE_PEEKTEXT: ::c_int = 1;
+pub const PTRACE_PEEKDATA: ::c_int = 2;
+pub const PTRACE_PEEKUSER: ::c_int = 3;
+pub const PTRACE_POKETEXT: ::c_int = 4;
+pub const PTRACE_POKEDATA: ::c_int = 5;
+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_ATTACH: ::c_int = 16;
+pub const PTRACE_DETACH: ::c_int = 17;
+pub const PTRACE_SYSCALL: ::c_int = 24;
+pub const PTRACE_SETOPTIONS: ::c_int = 0x4200;
+pub const PTRACE_GETEVENTMSG: ::c_int = 0x4201;
+pub const PTRACE_GETSIGINFO: ::c_int = 0x4202;
+pub const PTRACE_SETSIGINFO: ::c_int = 0x4203;
+pub const PTRACE_GETREGSET: ::c_int = 0x4204;
+pub const PTRACE_SETREGSET: ::c_int = 0x4205;
+pub const PTRACE_SEIZE: ::c_int = 0x4206;
+pub const PTRACE_INTERRUPT: ::c_int = 0x4207;
+pub const PTRACE_LISTEN: ::c_int = 0x4208;
+pub const PTRACE_PEEKSIGINFO: ::c_int = 0x4209;
+
+pub const MADV_DODUMP: ::c_int = 17;
+pub const MADV_DONTDUMP: ::c_int = 16;
+
+pub const EPOLLWAKEUP: ::c_int = 0x20000000;
+
+pub const MS_NOSEC: ::c_ulong = 0x10000000;
+pub const MS_BORN: ::c_ulong = 0x20000000;
+
+pub const MADV_HUGEPAGE: ::c_int = 14;
+pub const MADV_NOHUGEPAGE: ::c_int = 15;
+pub const MAP_HUGETLB: ::c_int = 0x040000;
+
+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 = 0x800;
+
+pub const F_GETLK: ::c_int = 5;
+pub const F_GETOWN: ::c_int = 9;
+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 SFD_NONBLOCK: ::c_int = 0x0800;
+
+pub const TCSANOW: ::c_int = 0;
+pub const TCSADRAIN: ::c_int = 1;
+pub const TCSAFLUSH: ::c_int = 2;
+
 extern {
     pub fn getnameinfo(sa: *const ::sockaddr,
                        salen: ::socklen_t,
@@ -294,4 +435,6 @@ extern {
                        sevlen: ::socklen_t,
                        flags: ::c_int) -> ::c_int;
     pub fn ioctl(fd: ::c_int, request: ::c_int, ...) -> ::c_int;
+    pub fn eventfd(init: ::c_uint, flags: ::c_int) -> ::c_int;
+    pub fn ptrace(request: ::c_int, ...) -> ::c_long;
 }
diff --git a/src/unix/notbsd/linux/other/b32/arm.rs b/src/unix/notbsd/linux/other/b32/arm.rs
index 1a92e3b4fa..1c9d033d17 100644
--- a/src/unix/notbsd/linux/other/b32/arm.rs
+++ b/src/unix/notbsd/linux/other/b32/arm.rs
@@ -1,2 +1,6 @@
 pub type c_char = u8;
 pub type wchar_t = u32;
+
+pub const O_DIRECT: ::c_int = 0x10000;
+pub const O_DIRECTORY: ::c_int = 0x4000;
+pub const O_NOFOLLOW: ::c_int = 0x8000;
diff --git a/src/unix/notbsd/linux/other/b32/mod.rs b/src/unix/notbsd/linux/other/b32/mod.rs
index e0a691c2b1..0833d21fd2 100644
--- a/src/unix/notbsd/linux/other/b32/mod.rs
+++ b/src/unix/notbsd/linux/other/b32/mod.rs
@@ -8,6 +8,7 @@ pub type suseconds_t = i32;
 pub type ino_t = u32;
 pub type off_t = i32;
 pub type blkcnt_t = i32;
+pub type __fsword_t = i32;
 
 pub type blksize_t = i32;
 pub type nlink_t = u32;
@@ -16,6 +17,13 @@ pub const __SIZEOF_PTHREAD_MUTEX_T: usize = 24;
 pub const __SIZEOF_PTHREAD_RWLOCK_T: usize = 32;
 pub const __SIZEOF_PTHREAD_MUTEXATTR_T: usize = 4;
 
+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;
+
 s! {
     pub struct stat {
         pub st_dev: ::dev_t,
diff --git a/src/unix/notbsd/linux/other/b32/x86.rs b/src/unix/notbsd/linux/other/b32/x86.rs
index 76ec3ce823..c4b8197de5 100644
--- a/src/unix/notbsd/linux/other/b32/x86.rs
+++ b/src/unix/notbsd/linux/other/b32/x86.rs
@@ -1,2 +1,6 @@
 pub type c_char = i8;
 pub type wchar_t = i32;
+
+pub const O_DIRECT: ::c_int = 0x4000;
+pub const O_DIRECTORY: ::c_int = 0x10000;
+pub const O_NOFOLLOW: ::c_int = 0x20000;
diff --git a/src/unix/notbsd/linux/other/b64/aarch64.rs b/src/unix/notbsd/linux/other/b64/aarch64.rs
index 8b35e39969..a166e939fb 100644
--- a/src/unix/notbsd/linux/other/b64/aarch64.rs
+++ b/src/unix/notbsd/linux/other/b64/aarch64.rs
@@ -8,6 +8,10 @@ pub type blksize_t = i32;
 pub const __SIZEOF_PTHREAD_MUTEX_T: usize = 48;
 pub const __SIZEOF_PTHREAD_MUTEXATTR_T: usize = 8;
 
+pub const O_DIRECT: ::c_int = 0x10000;
+pub const O_DIRECTORY: ::c_int = 0x4000;
+pub const O_NOFOLLOW: ::c_int = 0x8000;
+
 s! {
     pub struct stat {
         pub st_dev: ::dev_t,
diff --git a/src/unix/notbsd/linux/other/b64/mod.rs b/src/unix/notbsd/linux/other/b64/mod.rs
index ce3f3381c0..251f626f6d 100644
--- a/src/unix/notbsd/linux/other/b64/mod.rs
+++ b/src/unix/notbsd/linux/other/b64/mod.rs
@@ -8,6 +8,7 @@ pub type suseconds_t = i64;
 pub type ino_t = u64;
 pub type off_t = i64;
 pub type blkcnt_t = i64;
+pub type __fsword_t = ::c_long;
 
 s! {
     pub struct sigset_t {
diff --git a/src/unix/notbsd/linux/other/b64/x86_64.rs b/src/unix/notbsd/linux/other/b64/x86_64.rs
index 98d9b6eb80..112e2ad29b 100644
--- a/src/unix/notbsd/linux/other/b64/x86_64.rs
+++ b/src/unix/notbsd/linux/other/b64/x86_64.rs
@@ -8,6 +8,17 @@ pub type blksize_t = i64;
 pub const __SIZEOF_PTHREAD_MUTEX_T: usize = 40;
 pub const __SIZEOF_PTHREAD_MUTEXATTR_T: usize = 4;
 
+pub const O_DIRECT: ::c_int = 0x4000;
+pub const O_DIRECTORY: ::c_int = 0x10000;
+pub const O_NOFOLLOW: ::c_int = 0x20000;
+
+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;
+
 s! {
     pub struct stat {
         pub st_dev: ::dev_t,
diff --git a/src/unix/notbsd/linux/other/mod.rs b/src/unix/notbsd/linux/other/mod.rs
index 4053b50743..b2d9643812 100644
--- a/src/unix/notbsd/linux/other/mod.rs
+++ b/src/unix/notbsd/linux/other/mod.rs
@@ -33,11 +33,57 @@ s! {
         __unused5: *mut ::c_void,
     }
 
+
     pub struct ucred {
         pub pid: ::pid_t,
         pub uid: ::uid_t,
         pub gid: ::gid_t,
     }
+
+    pub struct statfs {
+        pub f_type: __fsword_t,
+        pub f_bsize: __fsword_t,
+        pub f_blocks: ::fsblkcnt_t,
+        pub f_bfree: ::fsblkcnt_t,
+        pub f_bavail: ::fsblkcnt_t,
+
+        pub f_files: ::fsfilcnt_t,
+        pub f_ffree: ::fsfilcnt_t,
+        pub f_fsid: ::fsid_t,
+
+        pub f_namelen: __fsword_t,
+        pub f_frsize: __fsword_t,
+        f_spare: [__fsword_t; 5],
+    }
+
+    pub struct msghdr {
+        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 {
+        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 c_ispeed: ::speed_t,
+        pub c_ospeed: ::speed_t,
+    }
+
+    pub struct flock {
+        pub l_type: ::c_short,
+        pub l_whence: ::c_short,
+        pub l_start: ::off_t,
+        pub l_len: ::off_t,
+        pub l_pid: ::pid_t,
+    }
 }
 
 pub const RLIMIT_RSS: ::c_int = 5;
@@ -57,6 +103,7 @@ pub const O_NONBLOCK: ::c_int = 2048;
 pub const O_SYNC: ::c_int = 1052672;
 pub const O_RSYNC: ::c_int = 1052672;
 pub const O_DSYNC: ::c_int = 4096;
+pub const O_FSYNC: ::c_int = 0x101000;
 
 pub const MAP_ANON: ::c_int = 0x0020;
 pub const MAP_ANONYMOUS: ::c_int = 0x0020;
@@ -194,7 +241,28 @@ pub const SA_NOCLDWAIT: ::c_int = 0x00000002;
 
 pub const SIGCHLD: ::c_int = 17;
 pub const SIGBUS: ::c_int = 7;
+pub const SIGUSR1: ::c_int = 10;
+pub const SIGUSR2: ::c_int = 12;
+pub const SIGCONT: ::c_int = 18;
+pub const SIGSTOP: ::c_int = 19;
+pub const SIGTSTP: ::c_int = 20;
+pub const SIGURG: ::c_int = 23;
+pub const SIGIO: ::c_int = 29;
+pub const SIGSYS: ::c_int = 31;
+pub const SIGSTKFLT: ::c_int = 16;
+pub const SIGUNUSED: ::c_int = 31;
+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 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 FALLOC_FL_KEEP_SIZE: ::c_int = 0x01;
 pub const FALLOC_FL_PUNCH_HOLE: ::c_int = 0x02;
@@ -209,10 +277,104 @@ pub const POSIX_MADV_DONTNEED: ::c_int = 4;
 pub const _SC_2_C_VERSION: ::c_int = 96;
 pub const RUSAGE_THREAD: ::c_int = 1;
 pub const O_ACCMODE: ::c_int = 3;
+pub const O_ASYNC: ::c_int = 0x2000;
+pub const O_NDELAY: ::c_int = 0x800;
 pub const RUSAGE_CHILDREN: ::c_int = -1;
 pub const ST_RELATIME: ::c_ulong = 4096;
 pub const NI_MAXHOST: ::socklen_t = 1025;
 
+pub const MS_VERBOSE: ::c_ulong = 0x8000;
+
+pub const ADFS_SUPER_MAGIC: ::c_long = 0x0000adf5;
+pub const AFFS_SUPER_MAGIC: ::c_long = 0x0000adff;
+pub const CODA_SUPER_MAGIC: ::c_long = 0x73757245;
+pub const CRAMFS_MAGIC: ::c_long = 0x28cd3d45;
+pub const EFS_SUPER_MAGIC: ::c_long = 0x00414a53;
+pub const EXT2_SUPER_MAGIC: ::c_long = 0x0000ef53;
+pub const EXT3_SUPER_MAGIC: ::c_long = 0x0000ef53;
+pub const EXT4_SUPER_MAGIC: ::c_long = 0x0000ef53;
+pub const HPFS_SUPER_MAGIC: ::c_long = 0xf995e849;
+pub const HUGETLBFS_MAGIC: ::c_long = 0x958458f6;
+pub const ISOFS_SUPER_MAGIC: ::c_long = 0x00009660;
+pub const JFFS2_SUPER_MAGIC: ::c_long = 0x000072b6;
+pub const MINIX_SUPER_MAGIC: ::c_long = 0x0000137f;
+pub const MINIX_SUPER_MAGIC2: ::c_long = 0x0000138f;
+pub const MINIX2_SUPER_MAGIC: ::c_long = 0x00002468;
+pub const MINIX2_SUPER_MAGIC2: ::c_long = 0x00002478;
+pub const MSDOS_SUPER_MAGIC: ::c_long = 0x00004d44;
+pub const NCP_SUPER_MAGIC: ::c_long = 0x0000564c;
+pub const NFS_SUPER_MAGIC: ::c_long = 0x00006969;
+pub const OPENPROM_SUPER_MAGIC: ::c_long = 0x00009fa1;
+pub const PROC_SUPER_MAGIC: ::c_long = 0x00009fa0;
+pub const QNX4_SUPER_MAGIC: ::c_long = 0x0000002f;
+pub const REISERFS_SUPER_MAGIC: ::c_long = 0x52654973;
+pub const SMB_SUPER_MAGIC: ::c_long = 0x0000517b;
+pub const TMPFS_MAGIC: ::c_long = 0x01021994;
+pub const USBDEVICE_SUPER_MAGIC: ::c_long = 0x00009fa2;
+
+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 IUTF8: ::tcflag_t = 0x00004000;
+
+pub const CPU_SETSIZE: ::c_int = 0x400;
+
+pub const EXTPROC: ::tcflag_t = 0x00010000;
+
+pub const QFMT_VFS_V1: ::c_int = 4;
+
+pub const PTRACE_TRACEME: ::c_uint = 0;
+pub const PTRACE_PEEKTEXT: ::c_uint = 1;
+pub const PTRACE_PEEKDATA: ::c_uint = 2;
+pub const PTRACE_PEEKUSER: ::c_uint = 3;
+pub const PTRACE_POKETEXT: ::c_uint = 4;
+pub const PTRACE_POKEDATA: ::c_uint = 5;
+pub const PTRACE_POKEUSER: ::c_uint = 6;
+pub const PTRACE_CONT: ::c_uint = 7;
+pub const PTRACE_KILL: ::c_uint = 8;
+pub const PTRACE_SINGLESTEP: ::c_uint = 9;
+pub const PTRACE_ATTACH: ::c_uint = 16;
+pub const PTRACE_DETACH: ::c_uint = 17;
+pub const PTRACE_SYSCALL: ::c_uint = 24;
+pub const PTRACE_SETOPTIONS: ::c_uint = 0x4200;
+pub const PTRACE_GETEVENTMSG: ::c_uint = 0x4201;
+pub const PTRACE_GETSIGINFO: ::c_uint = 0x4202;
+pub const PTRACE_SETSIGINFO: ::c_uint = 0x4203;
+pub const PTRACE_GETREGSET: ::c_uint = 0x4204;
+pub const PTRACE_SETREGSET: ::c_uint = 0x4205;
+pub const PTRACE_SEIZE: ::c_uint = 0x4206;
+pub const PTRACE_INTERRUPT: ::c_uint = 0x4207;
+pub const PTRACE_LISTEN: ::c_uint = 0x4208;
+pub const PTRACE_PEEKSIGINFO: ::c_uint = 0x4209;
+
+pub const MADV_DODUMP: ::c_int = 17;
+pub const MADV_DONTDUMP: ::c_int = 16;
+
+pub const EPOLLWAKEUP: ::c_int = 0x20000000;
+
+pub const MS_NOSEC: ::c_ulong = 0x10000000;
+pub const MS_BORN: ::c_ulong = 0x20000000;
+
+pub const MADV_HUGEPAGE: ::c_int = 14;
+pub const MADV_NOHUGEPAGE: ::c_int = 15;
+pub const MAP_HUGETLB: ::c_int = 0x040000;
+
+pub const EFD_NONBLOCK: ::c_int = 0x800;
+
+pub const F_GETLK: ::c_int = 5;
+pub const F_GETOWN: ::c_int = 9;
+pub const F_SETOWN: ::c_int = 8;
+
+pub const SFD_NONBLOCK: ::c_int = 0x0800;
+
+pub const TCSANOW: ::c_int = 0;
+pub const TCSADRAIN: ::c_int = 1;
+pub const TCSAFLUSH: ::c_int = 2;
+
 cfg_if! {
     if #[cfg(any(target_arch = "arm", target_arch = "x86",
                  target_arch = "x86_64"))] {
@@ -246,6 +408,8 @@ extern {
                        serv: *mut ::c_char,
                        sevlen: ::socklen_t,
                        flags: ::c_int) -> ::c_int;
+    pub fn eventfd(init: ::c_int, flags: ::c_int) -> ::c_int;
+    pub fn ptrace(request: ::c_uint, ...) -> ::c_long;
 }
 
 cfg_if! {
diff --git a/src/unix/notbsd/mod.rs b/src/unix/notbsd/mod.rs
index 51b08b80b9..7666fcc97b 100644
--- a/src/unix/notbsd/mod.rs
+++ b/src/unix/notbsd/mod.rs
@@ -3,6 +3,9 @@ use dox::mem;
 pub type rlim_t = c_ulong;
 pub type sa_family_t = u16;
 pub type pthread_key_t = ::c_uint;
+pub type mqd_t = ::c_int;
+pub type speed_t = ::c_uint;
+pub type tcflag_t = ::c_uint;
 
 pub enum timezone {}
 
@@ -105,6 +108,22 @@ s! {
         pub dli_sname: *const ::c_char,
         pub dli_saddr: *mut ::c_void,
     }
+
+    #[cfg_attr(any(target_arch = "x86", target_arch = "x86_64"),
+               repr(packed))]
+    pub struct epoll_event {
+        pub events: ::uint32_t,
+        pub u64: ::uint64_t,
+    }
+
+    pub struct utsname {
+        pub sysname: [::c_char; 65],
+        pub nodename: [::c_char; 65],
+        pub release: [::c_char; 65],
+        pub version: [::c_char; 65],
+        pub machine: [::c_char; 65],
+        pub domainname: [::c_char; 65]
+    }
 }
 
 // intentionally not public, only used for fd_set
@@ -213,6 +232,29 @@ pub const MCL_FUTURE: ::c_int = 0x0002;
 pub const MS_ASYNC: ::c_int = 0x0001;
 pub const MS_INVALIDATE: ::c_int = 0x0002;
 pub const MS_SYNC: ::c_int = 0x0004;
+pub const MS_RDONLY: ::c_ulong = 0x01;
+pub const MS_NOSUID: ::c_ulong = 0x02;
+pub const MS_NODEV: ::c_ulong = 0x04;
+pub const MS_NOEXEC: ::c_ulong = 0x08;
+pub const MS_SYNCHRONOUS: ::c_ulong = 0x10;
+pub const MS_REMOUNT: ::c_ulong = 0x20;
+pub const MS_MANDLOCK: ::c_ulong = 0x40;
+pub const MS_DIRSYNC: ::c_ulong = 0x80;
+pub const MS_NOATIME: ::c_ulong = 0x0400;
+pub const MS_NODIRATIME: ::c_ulong = 0x0800;
+pub const MS_BIND: ::c_ulong = 0x1000;
+pub const MS_MOVE: ::c_ulong = 0x2000;
+pub const MS_REC: ::c_ulong = 0x4000;
+pub const MS_SILENT: ::c_ulong = 0x8000;
+pub const MS_POSIXACL: ::c_ulong = 0x010000;
+pub const MS_UNBINDABLE: ::c_ulong = 0x020000;
+pub const MS_PRIVATE: ::c_ulong = 0x040000;
+pub const MS_SLAVE: ::c_ulong = 0x080000;
+pub const MS_SHARED: ::c_ulong = 0x100000;
+pub const MS_ACTIVE: ::c_ulong = 0x40000000;
+pub const MS_NOUSER: ::c_ulong = 0x80000000;
+pub const MS_MGC_VAL: ::c_ulong = 0xc0ed0000;
+pub const MS_MGC_MSK: ::c_ulong = 0xffff0000;
 
 pub const EPERM: ::c_int = 1;
 pub const ENOENT: ::c_int = 2;
@@ -342,6 +384,145 @@ pub const PATH_MAX: ::c_int = 4096;
 
 pub const FD_SETSIZE: usize = 1024;
 
+pub const EPOLLIN: ::c_int = 0x1;
+pub const EPOLLPRI: ::c_int = 0x2;
+pub const EPOLLOUT: ::c_int = 0x4;
+pub const EPOLLRDNORM: ::c_int = 0x40;
+pub const EPOLLRDBAND: ::c_int = 0x80;
+pub const EPOLLWRNORM: ::c_int = 0x100;
+pub const EPOLLWRBAND: ::c_int = 0x200;
+pub const EPOLLMSG: ::c_int = 0x400;
+pub const EPOLLERR: ::c_int = 0x8;
+pub const EPOLLHUP: ::c_int = 0x10;
+pub const EPOLLET: ::c_int = 0x80000000;
+
+pub const EPOLL_CTL_ADD: ::c_int = 1;
+pub const EPOLL_CTL_MOD: ::c_int = 3;
+pub const EPOLL_CTL_DEL: ::c_int = 2;
+
+pub const MNT_DETACH: ::c_int = 0x2;
+pub const MNT_EXPIRE: ::c_int = 0x4;
+
+pub const Q_GETFMT: ::c_int = 0x800004;
+pub const Q_GETINFO: ::c_int = 0x800005;
+pub const Q_SETINFO: ::c_int = 0x800006;
+pub const QIF_BLIMITS: ::uint32_t = 1;
+pub const QIF_SPACE: ::uint32_t = 2;
+pub const QIF_ILIMITS: ::uint32_t = 4;
+pub const QIF_INODES: ::uint32_t = 8;
+pub const QIF_BTIME: ::uint32_t = 16;
+pub const QIF_ITIME: ::uint32_t = 32;
+pub const QIF_LIMITS: ::uint32_t = 5;
+pub const QIF_USAGE: ::uint32_t = 10;
+pub const QIF_TIMES: ::uint32_t = 48;
+pub const QIF_ALL: ::uint32_t = 63;
+
+pub const CBAUD: ::tcflag_t = 0o0010017;
+
+pub const EFD_CLOEXEC: ::c_int = 0x80000;
+
+pub const F_SETLK: ::c_int = 6;
+pub const F_SETLKW: ::c_int = 7;
+
+pub const MNT_FORCE: ::c_int = 0x1;
+
+pub const Q_SYNC: ::c_int = 0x800001;
+pub const Q_QUOTAON: ::c_int = 0x800002;
+pub const Q_QUOTAOFF: ::c_int = 0x800003;
+pub const Q_GETQUOTA: ::c_int = 0x800007;
+pub const Q_SETQUOTA: ::c_int = 0x800008;
+
+pub const TCIOFF: ::c_int = 2;
+pub const TCION: ::c_int = 3;
+pub const TCOOFF: ::c_int = 0;
+pub const TCOON: ::c_int = 1;
+pub const TCIFLUSH: ::c_int = 0;
+pub const TCOFLUSH: ::c_int = 1;
+pub const TCIOFLUSH: ::c_int = 2;
+pub const NL0: ::c_int  = 0x00000000;
+pub const NL1: ::c_int  = 0x00000100;
+pub const TAB0: ::c_int = 0x00000000;
+pub const TAB1: ::c_int = 0x00000800;
+pub const TAB2: ::c_int = 0x00001000;
+pub const TAB3: ::c_int = 0x00001800;
+pub const CR0: ::c_int  = 0x00000000;
+pub const CR1: ::c_int  = 0x00000200;
+pub const CR2: ::c_int  = 0x00000400;
+pub const CR3: ::c_int  = 0x00000600;
+pub const FF0: ::c_int  = 0x00000000;
+pub const FF1: ::c_int  = 0x00008000;
+pub const BS0: ::c_int  = 0x00000000;
+pub const BS1: ::c_int  = 0x00002000;
+pub const VT0: ::c_int  = 0x00000000;
+pub const VT1: ::c_int  = 0x00004000;
+pub const VERASE: usize = 2;
+pub const VWERASE: usize = 14;
+pub const VKILL: usize = 3;
+pub const VREPRINT: usize = 12;
+pub const VINTR: usize = 0;
+pub const VQUIT: usize = 1;
+pub const VSUSP: usize = 10;
+pub const VSTART: usize = 8;
+pub const VSTOP: usize = 9;
+pub const VLNEXT: usize = 15;
+pub const VDISCARD: usize = 13;
+pub const VTIME: usize = 5;
+pub const IGNBRK: ::tcflag_t = 0x00000001;
+pub const BRKINT: ::tcflag_t = 0x00000002;
+pub const IGNPAR: ::tcflag_t = 0x00000004;
+pub const PARMRK: ::tcflag_t = 0x00000008;
+pub const INPCK: ::tcflag_t = 0x00000010;
+pub const ISTRIP: ::tcflag_t = 0x00000020;
+pub const INLCR: ::tcflag_t = 0x00000040;
+pub const IGNCR: ::tcflag_t = 0x00000080;
+pub const ICRNL: ::tcflag_t = 0x00000100;
+pub const IXON: ::tcflag_t = 0x00000400;
+pub const IXOFF: ::tcflag_t = 0x00001000;
+pub const IXANY: ::tcflag_t = 0x00000800;
+pub const IMAXBEL: ::tcflag_t = 0x00002000;
+pub const OPOST: ::tcflag_t = 0x1;
+pub const ONLCR: ::tcflag_t = 0x4;
+pub const CSIZE: ::tcflag_t = 0x00000030;
+pub const CS5: ::tcflag_t = 0x00000000;
+pub const CS6: ::tcflag_t = 0x00000010;
+pub const CS7: ::tcflag_t = 0x00000020;
+pub const CS8: ::tcflag_t = 0x00000030;
+pub const CSTOPB: ::tcflag_t = 0x00000040;
+pub const CREAD: ::tcflag_t = 0x00000080;
+pub const PARENB: ::tcflag_t = 0x00000100;
+pub const PARODD: ::tcflag_t = 0x00000200;
+pub const HUPCL: ::tcflag_t = 0x00000400;
+pub const CLOCAL: ::tcflag_t = 0x00000800;
+pub const CRTSCTS: ::tcflag_t = 0x80000000;
+pub const ECHOKE: ::tcflag_t = 0x00000800;
+pub const ECHOE: ::tcflag_t = 0x00000010;
+pub const ECHOK: ::tcflag_t = 0x00000020;
+pub const ECHO: ::tcflag_t = 0x00000008;
+pub const ECHONL: ::tcflag_t = 0x00000040;
+pub const ECHOPRT: ::tcflag_t = 0x00000400;
+pub const ECHOCTL: ::tcflag_t = 0x00000200;
+pub const ISIG: ::tcflag_t = 0x00000001;
+pub const ICANON: ::tcflag_t = 0x00000002;
+pub const PENDIN: ::tcflag_t = 0x00004000;
+pub const NOFLSH: ::tcflag_t = 0x00000080;
+
+pub const CLONE_VM: ::c_int = 0x100;
+pub const CLONE_FS: ::c_int = 0x200;
+pub const CLONE_FILES: ::c_int = 0x400;
+pub const CLONE_SIGHAND: ::c_int = 0x800;
+pub const CLONE_PTRACE: ::c_int = 0x2000;
+pub const CLONE_VFORK: ::c_int = 0x4000;
+pub const CLONE_PARENT: ::c_int = 0x8000;
+pub const CLONE_THREAD: ::c_int = 0x10000;
+pub const CLONE_NEWNS: ::c_int = 0x20000;
+pub const CLONE_SYSVSEM: ::c_int = 0x40000;
+pub const CLONE_SETTLS: ::c_int = 0x80000;
+pub const CLONE_PARENT_SETTID: ::c_int = 0x100000;
+pub const CLONE_CHILD_CLEARTID: ::c_int = 0x200000;
+pub const CLONE_DETACHED: ::c_int = 0x400000;
+pub const CLONE_UNTRACED: ::c_int = 0x800000;
+pub const CLONE_CHILD_SETTID: ::c_int = 0x01000000;
+
 f! {
     pub fn FD_CLR(fd: ::c_int, set: *mut fd_set) -> () {
         let fd = fd as usize;
@@ -402,6 +583,29 @@ extern {
     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;
+    pub fn epoll_create(size: ::c_int) -> ::c_int;
+    pub fn epoll_ctl(epfd: ::c_int,
+                     op: ::c_int,
+                     fd: ::c_int,
+                     event: *mut epoll_event) -> ::c_int;
+    pub fn epoll_wait(epfd: ::c_int,
+                      events: *mut epoll_event,
+                      maxevents: ::c_int,
+                      timeout: ::c_int) -> ::c_int;
+    pub fn pipe2(fds: *mut ::c_int, flags: ::c_int) -> ::c_int;
+    pub fn mount(src: *const ::c_char,
+                 target: *const ::c_char,
+                 fstype: *const ::c_char,
+                 flags: ::c_ulong,
+                 data: *const ::c_void) -> ::c_int;
+    pub fn umount(target: *const ::c_char) -> ::c_int;
+    pub fn umount2(target: *const ::c_char, flags: ::c_int) -> ::c_int;
+    pub fn clone(cb: extern fn(*mut ::c_void) -> ::c_int,
+                 child_stack: *mut ::c_void,
+                 flags: ::c_int,
+                 arg: *mut ::c_void, ...) -> ::c_int;
+    pub fn statfs(path: *const ::c_char, buf: *mut statfs) -> ::c_int;
+    pub fn fstatfs(fd: ::c_int, buf: *mut statfs) -> ::c_int;
 }
 
 cfg_if! {