Import subrepo libc/:libc at 05a2d197356ef253dfd985166576619ac9b6947f

21 files changed, 6258 insertions, 0 deletions

diff --git a/libc/src/unix/bsd/apple/b32.rs b/libc/src/unix/bsd/apple/b32.rs
new file mode 100644
index 0000000..8ca0254
--- /dev/null
+++ b/libc/src/unix/bsd/apple/b32.rs
@@ -0,0 +1,19 @@
+//! 32-bit specific Apple (ios/darwin) definitions
+
+pub type c_long = i32;
+pub type c_ulong = u32;
+
+s! {
+    pub struct pthread_attr_t {
+        __sig: c_long,
+        __opaque: [::c_char; 36]
+    }
+}
+
+pub const __PTHREAD_MUTEX_SIZE__: usize = 40;
+pub const __PTHREAD_COND_SIZE__: usize = 24;
+pub const __PTHREAD_CONDATTR_SIZE__: usize = 4;
+pub const __PTHREAD_RWLOCK_SIZE__: usize = 124;
+
+pub const TIOCTIMESTAMP: ::c_ulong = 0x40087459;
+pub const TIOCDCDTIMESTAMP: ::c_ulong = 0x40087458;
diff --git a/libc/src/unix/bsd/apple/b64.rs b/libc/src/unix/bsd/apple/b64.rs
new file mode 100644
index 0000000..327a4b6
--- /dev/null
+++ b/libc/src/unix/bsd/apple/b64.rs
@@ -0,0 +1,19 @@
+//! 64-bit specific Apple (ios/darwin) definitions
+
+pub type c_long = i64;
+pub type c_ulong = u64;
+
+s! {
+    pub struct pthread_attr_t {
+        __sig: c_long,
+        __opaque: [::c_char; 56]
+    }
+}
+
+pub const __PTHREAD_MUTEX_SIZE__: usize = 56;
+pub const __PTHREAD_COND_SIZE__: usize = 40;
+pub const __PTHREAD_CONDATTR_SIZE__: usize = 8;
+pub const __PTHREAD_RWLOCK_SIZE__: usize = 192;
+
+pub const TIOCTIMESTAMP: ::c_ulong = 0x40107459;
+pub const TIOCDCDTIMESTAMP: ::c_ulong = 0x40107458;
diff --git a/libc/src/unix/bsd/apple/mod.rs b/libc/src/unix/bsd/apple/mod.rs
new file mode 100644
index 0000000..132b69d
--- /dev/null
+++ b/libc/src/unix/bsd/apple/mod.rs
@@ -0,0 +1,1708 @@
+//! Apple (ios/darwin)-specific definitions
+//!
+//! This covers *-apple-* triples currently
+
+pub type clock_t = c_ulong;
+pub type time_t = c_long;
+pub type suseconds_t = i32;
+pub type dev_t = i32;
+pub type ino_t = u64;
+pub type mode_t = u16;
+pub type nlink_t = u16;
+pub type blksize_t = i32;
+pub type rlim_t = u64;
+pub type mach_timebase_info_data_t = mach_timebase_info;
+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 type nl_item = ::c_int;
+pub type id_t = ::c_uint;
+pub type sem_t = ::c_int;
+pub type idtype_t = ::c_uint;
+
+pub enum timezone {}
+
+s! {
+    pub struct aiocb {
+        pub aio_fildes: ::c_int,
+        pub aio_offset: ::off_t,
+        pub aio_buf: *mut ::c_void,
+        pub aio_nbytes: ::size_t,
+        pub aio_reqprio: ::c_int,
+        pub aio_sigevent: sigevent,
+        pub aio_lio_opcode: ::c_int
+    }
+
+    pub struct utmpx {
+        pub ut_user: [::c_char; _UTX_USERSIZE],
+        pub ut_id: [::c_char; _UTX_IDSIZE],
+        pub ut_line: [::c_char; _UTX_LINESIZE],
+        pub ut_pid: ::pid_t,
+        pub ut_type: ::c_short,
+        pub ut_tv: ::timeval,
+        pub ut_host: [::c_char; _UTX_HOSTSIZE],
+        ut_pad: [::uint32_t; 16],
+    }
+
+    pub struct glob_t {
+        pub gl_pathc:  ::size_t,
+        __unused1: ::c_int,
+        pub gl_offs:   ::size_t,
+        __unused2: ::c_int,
+        pub gl_pathv:  *mut *mut ::c_char,
+
+        __unused3: *mut ::c_void,
+
+        __unused4: *mut ::c_void,
+        __unused5: *mut ::c_void,
+        __unused6: *mut ::c_void,
+        __unused7: *mut ::c_void,
+        __unused8: *mut ::c_void,
+    }
+
+    pub struct sockaddr_storage {
+        pub ss_len: u8,
+        pub ss_family: ::sa_family_t,
+        __ss_pad1: [u8; 6],
+        __ss_align: i64,
+        __ss_pad2: [u8; 112],
+    }
+
+    pub struct addrinfo {
+        pub ai_flags: ::c_int,
+        pub ai_family: ::c_int,
+        pub ai_socktype: ::c_int,
+        pub ai_protocol: ::c_int,
+        pub ai_addrlen: ::socklen_t,
+        pub ai_canonname: *mut ::c_char,
+        pub ai_addr: *mut ::sockaddr,
+        pub ai_next: *mut addrinfo,
+    }
+
+    pub struct mach_timebase_info {
+        pub numer: u32,
+        pub denom: u32,
+    }
+
+    pub struct stat {
+        pub st_dev: dev_t,
+        pub st_mode: mode_t,
+        pub st_nlink: nlink_t,
+        pub st_ino: ino_t,
+        pub st_uid: ::uid_t,
+        pub st_gid: ::gid_t,
+        pub st_rdev: dev_t,
+        pub st_atime: time_t,
+        pub st_atime_nsec: c_long,
+        pub st_mtime: time_t,
+        pub st_mtime_nsec: c_long,
+        pub st_ctime: time_t,
+        pub st_ctime_nsec: c_long,
+        pub st_birthtime: time_t,
+        pub st_birthtime_nsec: c_long,
+        pub st_size: ::off_t,
+        pub st_blocks: ::blkcnt_t,
+        pub st_blksize: blksize_t,
+        pub st_flags: ::uint32_t,
+        pub st_gen: ::uint32_t,
+        pub st_lspare: ::int32_t,
+        pub st_qspare: [::int64_t; 2],
+    }
+
+    pub struct dirent {
+        pub d_ino: u64,
+        pub d_seekoff: u64,
+        pub d_reclen: u16,
+        pub d_namlen: u16,
+        pub d_type: u8,
+        pub d_name: [::c_char; 1024],
+    }
+
+    pub struct pthread_mutex_t {
+        __sig: ::c_long,
+        __opaque: [u8; __PTHREAD_MUTEX_SIZE__],
+    }
+
+    pub struct pthread_mutexattr_t {
+        __sig: ::c_long,
+        __opaque: [u8; 8],
+    }
+
+    pub struct pthread_cond_t {
+        __sig: ::c_long,
+        __opaque: [u8; __PTHREAD_COND_SIZE__],
+    }
+
+    pub struct pthread_condattr_t {
+        __sig: ::c_long,
+        __opaque: [u8; __PTHREAD_CONDATTR_SIZE__],
+    }
+
+    pub struct pthread_rwlock_t {
+        __sig: ::c_long,
+        __opaque: [u8; __PTHREAD_RWLOCK_SIZE__],
+    }
+
+    pub struct siginfo_t {
+        pub si_signo: ::c_int,
+        pub si_errno: ::c_int,
+        pub si_code: ::c_int,
+        pub si_pid: ::pid_t,
+        pub si_uid: ::uid_t,
+        pub si_status: ::c_int,
+        pub si_addr: *mut ::c_void,
+        _pad: [usize; 9],
+    }
+
+    pub struct sigaction {
+        pub sa_sigaction: ::sighandler_t,
+        pub sa_mask: sigset_t,
+        pub sa_flags: ::c_int,
+    }
+
+    pub struct stack_t {
+        pub ss_sp: *mut ::c_void,
+        pub ss_size: ::size_t,
+        pub ss_flags: ::c_int,
+    }
+
+    pub struct fstore_t {
+        pub fst_flags: ::c_uint,
+        pub fst_posmode: ::c_int,
+        pub fst_offset: ::off_t,
+        pub fst_length: ::off_t,
+        pub fst_bytesalloc: ::off_t,
+    }
+
+    pub struct radvisory {
+        pub ra_offset: ::off_t,
+        pub ra_count: ::c_int,
+    }
+
+    pub struct statvfs {
+        pub f_bsize: ::c_ulong,
+        pub f_frsize: ::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_favail: ::fsfilcnt_t,
+        pub f_fsid: ::c_ulong,
+        pub f_flag: ::c_ulong,
+        pub f_namemax: ::c_ulong,
+    }
+
+    pub struct Dl_info {
+        pub dli_fname: *const ::c_char,
+        pub dli_fbase: *mut ::c_void,
+        pub dli_sname: *const ::c_char,
+        pub dli_saddr: *mut ::c_void,
+    }
+
+    pub struct sockaddr_in {
+        pub sin_len: u8,
+        pub sin_family: ::sa_family_t,
+        pub sin_port: ::in_port_t,
+        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 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 sf_hdtr {
+        pub headers: *mut ::iovec,
+        pub hdr_cnt: ::c_int,
+        pub trailers: *mut ::iovec,
+        pub trl_cnt: ::c_int,
+    }
+
+    pub struct lconv {
+        pub decimal_point: *mut ::c_char,
+        pub thousands_sep: *mut ::c_char,
+        pub grouping: *mut ::c_char,
+        pub int_curr_symbol: *mut ::c_char,
+        pub currency_symbol: *mut ::c_char,
+        pub mon_decimal_point: *mut ::c_char,
+        pub mon_thousands_sep: *mut ::c_char,
+        pub mon_grouping: *mut ::c_char,
+        pub positive_sign: *mut ::c_char,
+        pub negative_sign: *mut ::c_char,
+        pub int_frac_digits: ::c_char,
+        pub frac_digits: ::c_char,
+        pub p_cs_precedes: ::c_char,
+        pub p_sep_by_space: ::c_char,
+        pub n_cs_precedes: ::c_char,
+        pub n_sep_by_space: ::c_char,
+        pub p_sign_posn: ::c_char,
+        pub n_sign_posn: ::c_char,
+        pub int_p_cs_precedes: ::c_char,
+        pub int_n_cs_precedes: ::c_char,
+        pub int_p_sep_by_space: ::c_char,
+        pub int_n_sep_by_space: ::c_char,
+        pub int_p_sign_posn: ::c_char,
+        pub int_n_sign_posn: ::c_char,
+    }
+
+    pub struct sigevent {
+        pub sigev_notify: ::c_int,
+        pub sigev_signo: ::c_int,
+        pub sigev_value: ::sigval,
+        __unused1: *mut ::c_void,       //actually a function pointer
+        pub sigev_notify_attributes: *mut ::pthread_attr_t
+    }
+}
+
+pub const _UTX_USERSIZE: usize = 256;
+pub const _UTX_LINESIZE: usize = 32;
+pub const _UTX_IDSIZE: usize = 4;
+pub const _UTX_HOSTSIZE: usize = 256;
+
+pub const EMPTY: ::c_short = 0;
+pub const RUN_LVL: ::c_short = 1;
+pub const BOOT_TIME: ::c_short = 2;
+pub const OLD_TIME: ::c_short = 3;
+pub const NEW_TIME: ::c_short = 4;
+pub const INIT_PROCESS: ::c_short = 5;
+pub const LOGIN_PROCESS: ::c_short = 6;
+pub const USER_PROCESS: ::c_short = 7;
+pub const DEAD_PROCESS: ::c_short = 8;
+pub const ACCOUNTING: ::c_short = 9;
+pub const SIGNATURE: ::c_short = 10;
+pub const SHUTDOWN_TIME: ::c_short = 11;
+
+pub const LC_COLLATE_MASK: ::c_int = (1 << 0);
+pub const LC_CTYPE_MASK: ::c_int = (1 << 1);
+pub const LC_MESSAGES_MASK: ::c_int = (1 << 2);
+pub const LC_MONETARY_MASK: ::c_int = (1 << 3);
+pub const LC_NUMERIC_MASK: ::c_int = (1 << 4);
+pub const LC_TIME_MASK: ::c_int = (1 << 5);
+pub const LC_ALL_MASK: ::c_int = LC_COLLATE_MASK
+                               | LC_CTYPE_MASK
+                               | LC_MESSAGES_MASK
+                               | LC_MONETARY_MASK
+                               | LC_NUMERIC_MASK
+                               | LC_TIME_MASK;
+
+pub const CODESET: ::nl_item = 0;
+pub const D_T_FMT: ::nl_item = 1;
+pub const D_FMT: ::nl_item = 2;
+pub const T_FMT: ::nl_item = 3;
+pub const T_FMT_AMPM: ::nl_item = 4;
+pub const AM_STR: ::nl_item = 5;
+pub const PM_STR: ::nl_item = 6;
+
+pub const DAY_1: ::nl_item = 7;
+pub const DAY_2: ::nl_item = 8;
+pub const DAY_3: ::nl_item = 9;
+pub const DAY_4: ::nl_item = 10;
+pub const DAY_5: ::nl_item = 11;
+pub const DAY_6: ::nl_item = 12;
+pub const DAY_7: ::nl_item = 13;
+
+pub const ABDAY_1: ::nl_item = 14;
+pub const ABDAY_2: ::nl_item = 15;
+pub const ABDAY_3: ::nl_item = 16;
+pub const ABDAY_4: ::nl_item = 17;
+pub const ABDAY_5: ::nl_item = 18;
+pub const ABDAY_6: ::nl_item = 19;
+pub const ABDAY_7: ::nl_item = 20;
+
+pub const MON_1: ::nl_item = 21;
+pub const MON_2: ::nl_item = 22;
+pub const MON_3: ::nl_item = 23;
+pub const MON_4: ::nl_item = 24;
+pub const MON_5: ::nl_item = 25;
+pub const MON_6: ::nl_item = 26;
+pub const MON_7: ::nl_item = 27;
+pub const MON_8: ::nl_item = 28;
+pub const MON_9: ::nl_item = 29;
+pub const MON_10: ::nl_item = 30;
+pub const MON_11: ::nl_item = 31;
+pub const MON_12: ::nl_item = 32;
+
+pub const ABMON_1: ::nl_item = 33;
+pub const ABMON_2: ::nl_item = 34;
+pub const ABMON_3: ::nl_item = 35;
+pub const ABMON_4: ::nl_item = 36;
+pub const ABMON_5: ::nl_item = 37;
+pub const ABMON_6: ::nl_item = 38;
+pub const ABMON_7: ::nl_item = 39;
+pub const ABMON_8: ::nl_item = 40;
+pub const ABMON_9: ::nl_item = 41;
+pub const ABMON_10: ::nl_item = 42;
+pub const ABMON_11: ::nl_item = 43;
+pub const ABMON_12: ::nl_item = 44;
+
+pub const ERA: ::nl_item = 45;
+pub const ERA_D_FMT: ::nl_item = 46;
+pub const ERA_D_T_FMT: ::nl_item = 47;
+pub const ERA_T_FMT: ::nl_item = 48;
+pub const ALT_DIGITS: ::nl_item = 49;
+
+pub const RADIXCHAR: ::nl_item = 50;
+pub const THOUSEP: ::nl_item = 51;
+
+pub const YESEXPR: ::nl_item = 52;
+pub const NOEXPR: ::nl_item = 53;
+
+pub const YESSTR: ::nl_item = 54;
+pub const NOSTR: ::nl_item = 55;
+
+pub const CRNCYSTR: ::nl_item = 56;
+
+pub const D_MD_ORDER: ::nl_item = 57;
+
+pub const EXIT_FAILURE: ::c_int = 1;
+pub const EXIT_SUCCESS: ::c_int = 0;
+pub const RAND_MAX: ::c_int = 2147483647;
+pub const EOF: ::c_int = -1;
+pub const SEEK_SET: ::c_int = 0;
+pub const SEEK_CUR: ::c_int = 1;
+pub const SEEK_END: ::c_int = 2;
+pub const _IOFBF: ::c_int = 0;
+pub const _IONBF: ::c_int = 2;
+pub const _IOLBF: ::c_int = 1;
+pub const BUFSIZ: ::c_uint = 1024;
+pub const FOPEN_MAX: ::c_uint = 20;
+pub const FILENAME_MAX: ::c_uint = 1024;
+pub const L_tmpnam: ::c_uint = 1024;
+pub const TMP_MAX: ::c_uint = 308915776;
+pub const _PC_LINK_MAX: ::c_int = 1;
+pub const _PC_MAX_CANON: ::c_int = 2;
+pub const _PC_MAX_INPUT: ::c_int = 3;
+pub const _PC_NAME_MAX: ::c_int = 4;
+pub const _PC_PATH_MAX: ::c_int = 5;
+pub const _PC_PIPE_BUF: ::c_int = 6;
+pub const _PC_CHOWN_RESTRICTED: ::c_int = 7;
+pub const _PC_NO_TRUNC: ::c_int = 8;
+pub const _PC_VDISABLE: ::c_int = 9;
+pub const O_RDONLY: ::c_int = 0;
+pub const O_WRONLY: ::c_int = 1;
+pub const O_RDWR: ::c_int = 2;
+pub const O_APPEND: ::c_int = 8;
+pub const O_CREAT: ::c_int = 512;
+pub const O_EXCL: ::c_int = 2048;
+pub const O_NOCTTY: ::c_int = 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;
+pub const S_IFDIR: mode_t = 16384;
+pub const S_IFREG: mode_t = 32768;
+pub const S_IFLNK: mode_t = 40960;
+pub const S_IFSOCK: mode_t = 49152;
+pub const S_IFMT: mode_t = 61440;
+pub const S_IEXEC: mode_t = 64;
+pub const S_IWRITE: mode_t = 128;
+pub const S_IREAD: mode_t = 256;
+pub const S_IRWXU: mode_t = 448;
+pub const S_IXUSR: mode_t = 64;
+pub const S_IWUSR: mode_t = 128;
+pub const S_IRUSR: mode_t = 256;
+pub const S_IRWXG: mode_t = 56;
+pub const S_IXGRP: mode_t = 8;
+pub const S_IWGRP: mode_t = 16;
+pub const S_IRGRP: mode_t = 32;
+pub const S_IRWXO: mode_t = 7;
+pub const S_IXOTH: mode_t = 1;
+pub const S_IWOTH: mode_t = 2;
+pub const S_IROTH: mode_t = 4;
+pub const F_OK: ::c_int = 0;
+pub const R_OK: ::c_int = 4;
+pub const W_OK: ::c_int = 2;
+pub const X_OK: ::c_int = 1;
+pub const STDIN_FILENO: ::c_int = 0;
+pub const STDOUT_FILENO: ::c_int = 1;
+pub const STDERR_FILENO: ::c_int = 2;
+pub const F_LOCK: ::c_int = 1;
+pub const F_TEST: ::c_int = 3;
+pub const F_TLOCK: ::c_int = 2;
+pub const F_ULOCK: ::c_int = 0;
+pub const F_GETLK: ::c_int = 7;
+pub const F_SETLK: ::c_int = 8;
+pub const F_SETLKW: ::c_int = 9;
+pub const SIGHUP: ::c_int = 1;
+pub const SIGINT: ::c_int = 2;
+pub const SIGQUIT: ::c_int = 3;
+pub const SIGILL: ::c_int = 4;
+pub const SIGABRT: ::c_int = 6;
+pub const SIGEMT: ::c_int = 7;
+pub const SIGFPE: ::c_int = 8;
+pub const SIGKILL: ::c_int = 9;
+pub const SIGSEGV: ::c_int = 11;
+pub const SIGPIPE: ::c_int = 13;
+pub const SIGALRM: ::c_int = 14;
+pub const SIGTERM: ::c_int = 15;
+
+pub const PROT_NONE: ::c_int = 0;
+pub const PROT_READ: ::c_int = 1;
+pub const PROT_WRITE: ::c_int = 2;
+pub const PROT_EXEC: ::c_int = 4;
+
+pub const MAP_FILE: ::c_int = 0x0000;
+pub const MAP_SHARED: ::c_int = 0x0001;
+pub const MAP_PRIVATE: ::c_int = 0x0002;
+pub const MAP_FIXED: ::c_int = 0x0010;
+pub const MAP_ANON: ::c_int = 0x1000;
+
+pub const MAP_FAILED: *mut ::c_void = !0 as *mut ::c_void;
+
+pub const MCL_CURRENT: ::c_int = 0x0001;
+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 = 0x0010;
+
+pub const MS_KILLPAGES: ::c_int = 0x0004;
+pub const MS_DEACTIVATE: ::c_int = 0x0008;
+
+pub const EPERM: ::c_int = 1;
+pub const ENOENT: ::c_int = 2;
+pub const ESRCH: ::c_int = 3;
+pub const EINTR: ::c_int = 4;
+pub const EIO: ::c_int = 5;
+pub const ENXIO: ::c_int = 6;
+pub const E2BIG: ::c_int = 7;
+pub const ENOEXEC: ::c_int = 8;
+pub const EBADF: ::c_int = 9;
+pub const ECHILD: ::c_int = 10;
+pub const EDEADLK: ::c_int = 11;
+pub const ENOMEM: ::c_int = 12;
+pub const EACCES: ::c_int = 13;
+pub const EFAULT: ::c_int = 14;
+pub const ENOTBLK: ::c_int = 15;
+pub const EBUSY: ::c_int = 16;
+pub const EEXIST: ::c_int = 17;
+pub const EXDEV: ::c_int = 18;
+pub const ENODEV: ::c_int = 19;
+pub const ENOTDIR: ::c_int = 20;
+pub const EISDIR: ::c_int = 21;
+pub const EINVAL: ::c_int = 22;
+pub const ENFILE: ::c_int = 23;
+pub const EMFILE: ::c_int = 24;
+pub const ENOTTY: ::c_int = 25;
+pub const ETXTBSY: ::c_int = 26;
+pub const EFBIG: ::c_int = 27;
+pub const ENOSPC: ::c_int = 28;
+pub const ESPIPE: ::c_int = 29;
+pub const EROFS: ::c_int = 30;
+pub const EMLINK: ::c_int = 31;
+pub const EPIPE: ::c_int = 32;
+pub const EDOM: ::c_int = 33;
+pub const ERANGE: ::c_int = 34;
+pub const EAGAIN: ::c_int = 35;
+pub const EWOULDBLOCK: ::c_int = EAGAIN;
+pub const EINPROGRESS: ::c_int = 36;
+pub const EALREADY: ::c_int = 37;
+pub const ENOTSOCK: ::c_int = 38;
+pub const EDESTADDRREQ: ::c_int = 39;
+pub const EMSGSIZE: ::c_int = 40;
+pub const EPROTOTYPE: ::c_int = 41;
+pub const ENOPROTOOPT: ::c_int = 42;
+pub const EPROTONOSUPPORT: ::c_int = 43;
+pub const ESOCKTNOSUPPORT: ::c_int = 44;
+pub const ENOTSUP: ::c_int = 45;
+pub const EPFNOSUPPORT: ::c_int = 46;
+pub const EAFNOSUPPORT: ::c_int = 47;
+pub const EADDRINUSE: ::c_int = 48;
+pub const EADDRNOTAVAIL: ::c_int = 49;
+pub const ENETDOWN: ::c_int = 50;
+pub const ENETUNREACH: ::c_int = 51;
+pub const ENETRESET: ::c_int = 52;
+pub const ECONNABORTED: ::c_int = 53;
+pub const ECONNRESET: ::c_int = 54;
+pub const ENOBUFS: ::c_int = 55;
+pub const EISCONN: ::c_int = 56;
+pub const ENOTCONN: ::c_int = 57;
+pub const ESHUTDOWN: ::c_int = 58;
+pub const ETOOMANYREFS: ::c_int = 59;
+pub const ETIMEDOUT: ::c_int = 60;
+pub const ECONNREFUSED: ::c_int = 61;
+pub const ELOOP: ::c_int = 62;
+pub const ENAMETOOLONG: ::c_int = 63;
+pub const EHOSTDOWN: ::c_int = 64;
+pub const EHOSTUNREACH: ::c_int = 65;
+pub const ENOTEMPTY: ::c_int = 66;
+pub const EPROCLIM: ::c_int = 67;
+pub const EUSERS: ::c_int = 68;
+pub const EDQUOT: ::c_int = 69;
+pub const ESTALE: ::c_int = 70;
+pub const EREMOTE: ::c_int = 71;
+pub const EBADRPC: ::c_int = 72;
+pub const ERPCMISMATCH: ::c_int = 73;
+pub const EPROGUNAVAIL: ::c_int = 74;
+pub const EPROGMISMATCH: ::c_int = 75;
+pub const EPROCUNAVAIL: ::c_int = 76;
+pub const ENOLCK: ::c_int = 77;
+pub const ENOSYS: ::c_int = 78;
+pub const EFTYPE: ::c_int = 79;
+pub const EAUTH: ::c_int = 80;
+pub const ENEEDAUTH: ::c_int = 81;
+pub const EPWROFF: ::c_int = 82;
+pub const EDEVERR: ::c_int = 83;
+pub const EOVERFLOW: ::c_int = 84;
+pub const EBADEXEC: ::c_int = 85;
+pub const EBADARCH: ::c_int = 86;
+pub const ESHLIBVERS: ::c_int = 87;
+pub const EBADMACHO: ::c_int = 88;
+pub const ECANCELED: ::c_int = 89;
+pub const EIDRM: ::c_int = 90;
+pub const ENOMSG: ::c_int = 91;
+pub const EILSEQ: ::c_int = 92;
+pub const ENOATTR: ::c_int = 93;
+pub const EBADMSG: ::c_int = 94;
+pub const EMULTIHOP: ::c_int = 95;
+pub const ENODATA: ::c_int = 96;
+pub const ENOLINK: ::c_int = 97;
+pub const ENOSR: ::c_int = 98;
+pub const ENOSTR: ::c_int = 99;
+pub const EPROTO: ::c_int = 100;
+pub const ETIME: ::c_int = 101;
+pub const EOPNOTSUPP: ::c_int = 102;
+pub const ENOPOLICY: ::c_int = 103;
+pub const ENOTRECOVERABLE: ::c_int = 104;
+pub const EOWNERDEAD: ::c_int = 105;
+pub const EQFULL: ::c_int = 106;
+pub const ELAST: ::c_int = 106;
+
+pub const EAI_SYSTEM: ::c_int = 11;
+
+pub const F_DUPFD: ::c_int = 0;
+pub const F_DUPFD_CLOEXEC: ::c_int = 67;
+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_PREALLOCATE: ::c_int = 42;
+pub const F_RDADVISE: ::c_int = 44;
+pub const F_RDAHEAD: ::c_int = 45;
+pub const F_NOCACHE: ::c_int = 48;
+pub const F_GETPATH: ::c_int = 50;
+pub const F_FULLFSYNC: ::c_int = 51;
+pub const F_FREEZE_FS: ::c_int = 53;
+pub const F_THAW_FS: ::c_int = 54;
+pub const F_GLOBAL_NOCACHE: ::c_int = 55;
+pub const F_NODIRECT: ::c_int = 62;
+
+pub const F_ALLOCATECONTIG: ::c_uint = 0x02;
+pub const F_ALLOCATEALL: ::c_uint = 0x04;
+
+pub const F_PEOFPOSMODE: ::c_int = 3;
+pub const F_VOLPOSMODE: ::c_int = 4;
+
+pub const O_ACCMODE: ::c_int = 3;
+
+pub const TIOCMODG: ::c_ulong = 0x40047403;
+pub const TIOCMODS: ::c_ulong = 0x80047404;
+pub const TIOCM_LE: ::c_int = 0x1;
+pub const TIOCM_DTR: ::c_int = 0x2;
+pub const TIOCM_RTS: ::c_int = 0x4;
+pub const TIOCM_ST: ::c_int = 0x8;
+pub const TIOCM_SR: ::c_int = 0x10;
+pub const TIOCM_CTS: ::c_int = 0x20;
+pub const TIOCM_CAR: ::c_int = 0x40;
+pub const TIOCM_CD: ::c_int = 0x40;
+pub const TIOCM_RNG: ::c_int = 0x80;
+pub const TIOCM_RI: ::c_int = 0x80;
+pub const TIOCM_DSR: ::c_int = 0x100;
+pub const TIOCEXCL: ::c_int = 0x2000740d;
+pub const TIOCNXCL: ::c_int = 0x2000740e;
+pub const TIOCFLUSH: ::c_ulong = 0x80047410;
+pub const TIOCGETD: ::c_ulong = 0x4004741a;
+pub const TIOCSETD: ::c_ulong = 0x8004741b;
+pub const TIOCIXON: ::c_uint = 0x20007481;
+pub const TIOCIXOFF: ::c_uint = 0x20007480;
+pub const TIOCSBRK: ::c_uint = 0x2000747b;
+pub const TIOCCBRK: ::c_uint = 0x2000747a;
+pub const TIOCSDTR: ::c_uint = 0x20007479;
+pub const TIOCCDTR: ::c_uint = 0x20007478;
+pub const TIOCGPGRP: ::c_ulong = 0x40047477;
+pub const TIOCSPGRP: ::c_ulong = 0x80047476;
+pub const TIOCOUTQ: ::c_ulong = 0x40047473;
+pub const TIOCSTI: ::c_ulong = 0x80017472;
+pub const TIOCNOTTY: ::c_uint = 0x20007471;
+pub const TIOCPKT: ::c_ulong = 0x80047470;
+pub const TIOCPKT_DATA: ::c_int = 0x0;
+pub const TIOCPKT_FLUSHREAD: ::c_int = 0x1;
+pub const TIOCPKT_FLUSHWRITE: ::c_int = 0x2;
+pub const TIOCPKT_STOP: ::c_int = 0x4;
+pub const TIOCPKT_START: ::c_int = 0x8;
+pub const TIOCPKT_NOSTOP: ::c_int = 0x10;
+pub const TIOCPKT_DOSTOP: ::c_int = 0x20;
+pub const TIOCPKT_IOCTL: ::c_int = 0x40;
+pub const TIOCSTOP: ::c_uint = 0x2000746f;
+pub const TIOCSTART: ::c_uint = 0x2000746e;
+pub const TIOCMSET: ::c_ulong = 0x8004746d;
+pub const TIOCMBIS: ::c_ulong = 0x8004746c;
+pub const TIOCMBIC: ::c_ulong = 0x8004746b;
+pub const TIOCMGET: ::c_ulong = 0x4004746a;
+pub const TIOCREMOTE: ::c_ulong = 0x80047469;
+pub const TIOCGWINSZ: ::c_ulong = 0x40087468;
+pub const TIOCSWINSZ: ::c_ulong = 0x80087467;
+pub const TIOCUCNTL: ::c_ulong = 0x80047466;
+pub const TIOCSTAT: ::c_uint = 0x20007465;
+pub const TIOCSCONS: ::c_uint = 0x20007463;
+pub const TIOCCONS: ::c_ulong = 0x80047462;
+pub const TIOCSCTTY: ::c_uint = 0x20007461;
+pub const TIOCEXT: ::c_ulong = 0x80047460;
+pub const TIOCSIG: ::c_uint = 0x2000745f;
+pub const TIOCDRAIN: ::c_uint = 0x2000745e;
+pub const TIOCMSDTRWAIT: ::c_ulong = 0x8004745b;
+pub const TIOCMGDTRWAIT: ::c_ulong = 0x4004745a;
+pub const TIOCSDRAINWAIT: ::c_ulong = 0x80047457;
+pub const TIOCGDRAINWAIT: ::c_ulong = 0x40047456;
+pub const TIOCDSIMICROCODE: ::c_uint = 0x20007455;
+pub const TIOCPTYGRANT: ::c_uint = 0x20007454;
+pub const TIOCPTYGNAME: ::c_uint = 0x40807453;
+pub const TIOCPTYUNLK: ::c_uint = 0x20007452;
+
+pub const B0: speed_t = 0;
+pub const B50: speed_t = 50;
+pub const B75: speed_t = 75;
+pub const B110: speed_t = 110;
+pub const B134: speed_t = 134;
+pub const B150: speed_t = 150;
+pub const B200: speed_t = 200;
+pub const B300: speed_t = 300;
+pub const B600: speed_t = 600;
+pub const B1200: speed_t = 1200;
+pub const B1800: speed_t = 1800;
+pub const B2400: speed_t = 2400;
+pub const B4800: speed_t = 4800;
+pub const B9600: speed_t = 9600;
+pub const B19200: speed_t = 19200;
+pub const B38400: speed_t = 38400;
+pub const B7200: speed_t = 7200;
+pub const B14400: speed_t = 14400;
+pub const B28800: speed_t = 28800;
+pub const B57600: speed_t = 57600;
+pub const B76800: speed_t = 76800;
+pub const B115200: speed_t = 115200;
+pub const B230400: speed_t = 230400;
+pub const EXTA: speed_t = 19200;
+pub const EXTB: speed_t = 38400;
+
+pub const SIGTRAP: ::c_int = 5;
+
+pub const GLOB_APPEND  : ::c_int = 0x0001;
+pub const GLOB_DOOFFS  : ::c_int = 0x0002;
+pub const GLOB_ERR     : ::c_int = 0x0004;
+pub const GLOB_MARK    : ::c_int = 0x0008;
+pub const GLOB_NOCHECK : ::c_int = 0x0010;
+pub const GLOB_NOSORT  : ::c_int = 0x0020;
+pub const GLOB_NOESCAPE: ::c_int = 0x2000;
+
+pub const GLOB_NOSPACE : ::c_int = -1;
+pub const GLOB_ABORTED : ::c_int = -2;
+pub const GLOB_NOMATCH : ::c_int = -3;
+
+pub const POSIX_MADV_NORMAL: ::c_int = 0;
+pub const POSIX_MADV_RANDOM: ::c_int = 1;
+pub const POSIX_MADV_SEQUENTIAL: ::c_int = 2;
+pub const POSIX_MADV_WILLNEED: ::c_int = 3;
+pub const POSIX_MADV_DONTNEED: ::c_int = 4;
+
+pub const _SC_IOV_MAX: ::c_int = 56;
+pub const _SC_GETGR_R_SIZE_MAX: ::c_int = 70;
+pub const _SC_GETPW_R_SIZE_MAX: ::c_int = 71;
+pub const _SC_LOGIN_NAME_MAX: ::c_int = 73;
+pub const _SC_MQ_PRIO_MAX: ::c_int = 75;
+pub const _SC_THREAD_ATTR_STACKADDR: ::c_int = 82;
+pub const _SC_THREAD_ATTR_STACKSIZE: ::c_int = 83;
+pub const _SC_THREAD_DESTRUCTOR_ITERATIONS: ::c_int = 85;
+pub const _SC_THREAD_KEYS_MAX: ::c_int = 86;
+pub const _SC_THREAD_PRIO_INHERIT: ::c_int = 87;
+pub const _SC_THREAD_PRIO_PROTECT: ::c_int = 88;
+pub const _SC_THREAD_PRIORITY_SCHEDULING: ::c_int = 89;
+pub const _SC_THREAD_PROCESS_SHARED: ::c_int = 90;
+pub const _SC_THREAD_SAFE_FUNCTIONS: ::c_int = 91;
+pub const _SC_THREAD_STACK_MIN: ::c_int = 93;
+pub const _SC_THREAD_THREADS_MAX: ::c_int = 94;
+pub const _SC_THREADS: ::c_int = 96;
+pub const _SC_TTY_NAME_MAX: ::c_int = 101;
+pub const _SC_ATEXIT_MAX: ::c_int = 107;
+pub const _SC_XOPEN_CRYPT: ::c_int = 108;
+pub const _SC_XOPEN_ENH_I18N: ::c_int = 109;
+pub const _SC_XOPEN_LEGACY: ::c_int = 110;
+pub const _SC_XOPEN_REALTIME: ::c_int = 111;
+pub const _SC_XOPEN_REALTIME_THREADS: ::c_int = 112;
+pub const _SC_XOPEN_SHM: ::c_int = 113;
+pub const _SC_XOPEN_UNIX: ::c_int = 115;
+pub const _SC_XOPEN_VERSION: ::c_int = 116;
+pub const _SC_XOPEN_XCU_VERSION: ::c_int = 121;
+
+pub const PTHREAD_CREATE_JOINABLE: ::c_int = 1;
+pub const PTHREAD_CREATE_DETACHED: ::c_int = 2;
+pub const PTHREAD_STACK_MIN: ::size_t = 8192;
+
+pub const RLIMIT_CPU: ::c_int = 0;
+pub const RLIMIT_FSIZE: ::c_int = 1;
+pub const RLIMIT_DATA: ::c_int = 2;
+pub const RLIMIT_STACK: ::c_int = 3;
+pub const RLIMIT_CORE: ::c_int = 4;
+pub const RLIMIT_AS: ::c_int = 5;
+pub const RLIMIT_RSS: ::c_int = RLIMIT_AS;
+pub const RLIMIT_MEMLOCK: ::c_int = 6;
+pub const RLIMIT_NPROC: ::c_int = 7;
+pub const RLIMIT_NOFILE: ::c_int = 8;
+pub const RLIM_NLIMITS: ::c_int = 9;
+pub const _RLIMIT_POSIX_FLAG: ::c_int = 0x1000;
+
+pub const RLIM_INFINITY: rlim_t = 0x7fff_ffff_ffff_ffff;
+
+pub const RUSAGE_SELF: ::c_int = 0;
+pub const RUSAGE_CHILDREN: ::c_int = -1;
+
+pub const MADV_NORMAL: ::c_int = 0;
+pub const MADV_RANDOM: ::c_int = 1;
+pub const MADV_SEQUENTIAL: ::c_int = 2;
+pub const MADV_WILLNEED: ::c_int = 3;
+pub const MADV_DONTNEED: ::c_int = 4;
+pub const MADV_FREE: ::c_int = 5;
+pub const MADV_ZERO_WIRED_PAGES: ::c_int = 6;
+pub const MADV_FREE_REUSABLE: ::c_int = 7;
+pub const MADV_FREE_REUSE: ::c_int = 8;
+pub const MADV_CAN_REUSE: ::c_int = 9;
+
+pub const MINCORE_INCORE: ::c_int =  0x1;
+pub const MINCORE_REFERENCED: ::c_int = 0x2;
+pub const MINCORE_MODIFIED: ::c_int = 0x4;
+pub const MINCORE_REFERENCED_OTHER: ::c_int = 0x8;
+pub const MINCORE_MODIFIED_OTHER: ::c_int = 0x10;
+
+pub const AF_UNSPEC: ::c_int = 0;
+pub const AF_LOCAL: ::c_int = 1;
+pub const AF_UNIX: ::c_int = AF_LOCAL;
+pub const AF_INET: ::c_int = 2;
+pub const AF_IMPLINK: ::c_int = 3;
+pub const AF_PUP: ::c_int = 4;
+pub const AF_CHAOS: ::c_int = 5;
+pub const AF_NS: ::c_int = 6;
+pub const AF_ISO: ::c_int = 7;
+pub const AF_OSI: ::c_int = AF_ISO;
+pub const AF_ECMA: ::c_int = 8;
+pub const AF_DATAKIT: ::c_int = 9;
+pub const AF_CCITT: ::c_int = 10;
+pub const AF_SNA: ::c_int = 11;
+pub const AF_DECnet: ::c_int = 12;
+pub const AF_DLI: ::c_int = 13;
+pub const AF_LAT: ::c_int = 14;
+pub const AF_HYLINK: ::c_int = 15;
+pub const AF_APPLETALK: ::c_int = 16;
+pub const AF_ROUTE: ::c_int = 17;
+pub const AF_LINK: ::c_int = 18;
+pub const pseudo_AF_XTP: ::c_int = 19;
+pub const AF_COIP: ::c_int = 20;
+pub const AF_CNT: ::c_int = 21;
+pub const pseudo_AF_RTIP: ::c_int = 22;
+pub const AF_IPX: ::c_int = 23;
+pub const AF_SIP: ::c_int = 24;
+pub const pseudo_AF_PIP: ::c_int = 25;
+pub const AF_ISDN: ::c_int = 28;
+pub const AF_E164: ::c_int = AF_ISDN;
+pub const pseudo_AF_KEY: ::c_int = 29;
+pub const AF_INET6: ::c_int = 30;
+pub const AF_NATM: ::c_int = 31;
+pub const AF_SYSTEM: ::c_int = 32;
+pub const AF_NETBIOS: ::c_int = 33;
+pub const AF_PPP: ::c_int = 34;
+pub const pseudo_AF_HDRCMPLT: ::c_int = 35;
+#[doc(hidden)]
+pub const AF_MAX: ::c_int = 40;
+
+pub const PF_UNSPEC: ::c_int = AF_UNSPEC;
+pub const PF_LOCAL: ::c_int = AF_LOCAL;
+pub const PF_UNIX: ::c_int =  PF_LOCAL;
+pub const PF_INET: ::c_int =  AF_INET;
+pub const PF_IMPLINK: ::c_int = AF_IMPLINK;
+pub const PF_PUP: ::c_int =  AF_PUP;
+pub const PF_CHAOS: ::c_int = AF_CHAOS;
+pub const PF_NS: ::c_int =  AF_NS;
+pub const PF_ISO: ::c_int =  AF_ISO;
+pub const PF_OSI: ::c_int =  AF_ISO;
+pub const PF_ECMA: ::c_int =  AF_ECMA;
+pub const PF_DATAKIT: ::c_int = AF_DATAKIT;
+pub const PF_CCITT: ::c_int = AF_CCITT;
+pub const PF_SNA: ::c_int =  AF_SNA;
+pub const PF_DECnet: ::c_int = AF_DECnet;
+pub const PF_DLI: ::c_int =  AF_DLI;
+pub const PF_LAT: ::c_int =  AF_LAT;
+pub const PF_HYLINK: ::c_int = AF_HYLINK;
+pub const PF_APPLETALK: ::c_int = AF_APPLETALK;
+pub const PF_ROUTE: ::c_int = AF_ROUTE;
+pub const PF_LINK: ::c_int =  AF_LINK;
+pub const PF_XTP: ::c_int =  pseudo_AF_XTP;
+pub const PF_COIP: ::c_int =  AF_COIP;
+pub const PF_CNT: ::c_int =  AF_CNT;
+pub const PF_SIP: ::c_int =  AF_SIP;
+pub const PF_IPX: ::c_int =  AF_IPX;
+pub const PF_RTIP: ::c_int =  pseudo_AF_RTIP;
+pub const PF_PIP: ::c_int =  pseudo_AF_PIP;
+pub const PF_ISDN: ::c_int =  AF_ISDN;
+pub const PF_KEY: ::c_int =  pseudo_AF_KEY;
+pub const PF_INET6: ::c_int = AF_INET6;
+pub const PF_NATM: ::c_int =  AF_NATM;
+pub const PF_SYSTEM: ::c_int = AF_SYSTEM;
+pub const PF_NETBIOS: ::c_int = AF_NETBIOS;
+pub const PF_PPP: ::c_int =  AF_PPP;
+#[doc(hidden)]
+pub const PF_MAX: ::c_int =  AF_MAX;
+
+#[doc(hidden)]
+pub const NET_MAXID: ::c_int = AF_MAX;
+
+pub const NET_RT_DUMP: ::c_int = 1;
+pub const NET_RT_FLAGS: ::c_int = 2;
+pub const NET_RT_IFLIST: ::c_int = 3;
+#[doc(hidden)]
+pub const NET_RT_MAXID: ::c_int = 10;
+
+pub const SOMAXCONN: ::c_int = 128;
+
+pub const SOCK_MAXADDRLEN: ::c_int = 255;
+
+pub const SOCK_STREAM: ::c_int = 1;
+pub const SOCK_DGRAM: ::c_int = 2;
+pub const SOCK_RAW: ::c_int = 3;
+pub const SOCK_RDM: ::c_int = 4;
+pub const SOCK_SEQPACKET: ::c_int = 5;
+pub const IPPROTO_ICMP: ::c_int = 1;
+pub const IPPROTO_ICMPV6: ::c_int = 58;
+pub const IPPROTO_TCP: ::c_int = 6;
+pub const IPPROTO_IP: ::c_int = 0;
+pub const IPPROTO_IPV6: ::c_int = 41;
+pub const IP_MULTICAST_TTL: ::c_int = 10;
+pub const IP_MULTICAST_LOOP: ::c_int = 11;
+pub const IP_TTL: ::c_int = 4;
+pub const IP_HDRINCL: ::c_int = 2;
+pub const IP_ADD_MEMBERSHIP: ::c_int = 12;
+pub const IP_DROP_MEMBERSHIP: ::c_int = 13;
+pub const IPV6_JOIN_GROUP: ::c_int = 12;
+pub const IPV6_LEAVE_GROUP: ::c_int = 13;
+
+pub const TCP_NODELAY: ::c_int = 0x01;
+pub const TCP_KEEPALIVE: ::c_int = 0x10;
+pub const SOL_SOCKET: ::c_int = 0xffff;
+
+pub const SO_DEBUG: ::c_int = 0x01;
+pub const SO_ACCEPTCONN: ::c_int = 0x0002;
+pub const SO_REUSEADDR: ::c_int = 0x0004;
+pub const SO_KEEPALIVE: ::c_int = 0x0008;
+pub const SO_DONTROUTE: ::c_int = 0x0010;
+pub const SO_BROADCAST: ::c_int = 0x0020;
+pub const SO_USELOOPBACK: ::c_int = 0x0040;
+pub const SO_LINGER: ::c_int = 0x0080;
+pub const SO_OOBINLINE: ::c_int = 0x0100;
+pub const SO_REUSEPORT: ::c_int = 0x0200;
+pub const SO_TIMESTAMP: ::c_int = 0x0400;
+pub const SO_DONTTRUNC: ::c_int = 0x2000;
+pub const SO_WANTMORE: ::c_int = 0x4000;
+pub const SO_WANTOOBFLAG: ::c_int = 0x8000;
+pub const SO_SNDBUF: ::c_int = 0x1001;
+pub const SO_RCVBUF: ::c_int = 0x1002;
+pub const SO_SNDLOWAT: ::c_int = 0x1003;
+pub const SO_RCVLOWAT: ::c_int = 0x1004;
+pub const SO_SNDTIMEO: ::c_int = 0x1005;
+pub const SO_RCVTIMEO: ::c_int = 0x1006;
+pub const SO_ERROR: ::c_int = 0x1007;
+pub const SO_TYPE: ::c_int = 0x1008;
+pub const SO_NREAD: ::c_int = 0x1020;
+pub const SO_NKE: ::c_int = 0x1021;
+pub const SO_NOSIGPIPE: ::c_int = 0x1022;
+pub const SO_NOADDRERR: ::c_int = 0x1023;
+pub const SO_NWRITE: ::c_int = 0x1024;
+
+pub const MSG_OOB: ::c_int =  0x1;
+pub const MSG_PEEK: ::c_int = 0x2;
+pub const MSG_DONTROUTE: ::c_int = 0x4;
+pub const MSG_EOR: ::c_int =  0x8;
+pub const MSG_TRUNC: ::c_int = 0x10;
+pub const MSG_CTRUNC: ::c_int = 0x20;
+pub const MSG_WAITALL: ::c_int = 0x40;
+pub const MSG_DONTWAIT: ::c_int = 0x80;
+pub const MSG_EOF: ::c_int =  0x100;
+pub const MSG_FLUSH: ::c_int = 0x400;
+pub const MSG_HOLD: ::c_int = 0x800;
+pub const MSG_SEND: ::c_int = 0x1000;
+pub const MSG_HAVEMORE: ::c_int = 0x2000;
+pub const MSG_RCVMORE: ::c_int = 0x4000;
+// pub const MSG_COMPAT: ::c_int = 0x8000;
+
+pub const SCM_RIGHTS: ::c_int = 0x01;
+pub const SCM_TIMESTAMP: ::c_int = 0x02;
+pub const SCM_CREDS: ::c_int = 0x03;
+
+pub const IFF_LOOPBACK: ::c_int = 0x8;
+
+pub const SHUT_RD: ::c_int = 0;
+pub const SHUT_WR: ::c_int = 1;
+pub const SHUT_RDWR: ::c_int = 2;
+
+pub const LOCK_SH: ::c_int = 1;
+pub const LOCK_EX: ::c_int = 2;
+pub const LOCK_NB: ::c_int = 4;
+pub const LOCK_UN: ::c_int = 8;
+
+pub const O_DSYNC: ::c_int = 4194304;
+pub const O_SYNC: ::c_int = 128;
+pub const O_NONBLOCK: ::c_int = 4;
+
+pub const MAP_COPY: ::c_int = 0x0002;
+pub const MAP_RENAME: ::c_int = 0x0020;
+pub const MAP_NORESERVE: ::c_int = 0x0040;
+pub const MAP_NOEXTEND: ::c_int = 0x0100;
+pub const MAP_HASSEMAPHORE: ::c_int = 0x0200;
+pub const MAP_NOCACHE: ::c_int = 0x0400;
+pub const MAP_JIT: ::c_int = 0x0800;
+
+pub const IPPROTO_RAW: ::c_int = 255;
+
+pub const _SC_ARG_MAX: ::c_int = 1;
+pub const _SC_CHILD_MAX: ::c_int = 2;
+pub const _SC_CLK_TCK: ::c_int = 3;
+pub const _SC_NGROUPS_MAX: ::c_int = 4;
+pub const _SC_OPEN_MAX: ::c_int = 5;
+pub const _SC_JOB_CONTROL: ::c_int = 6;
+pub const _SC_SAVED_IDS: ::c_int = 7;
+pub const _SC_VERSION: ::c_int = 8;
+pub const _SC_BC_BASE_MAX: ::c_int = 9;
+pub const _SC_BC_DIM_MAX: ::c_int = 10;
+pub const _SC_BC_SCALE_MAX: ::c_int = 11;
+pub const _SC_BC_STRING_MAX: ::c_int = 12;
+pub const _SC_COLL_WEIGHTS_MAX: ::c_int = 13;
+pub const _SC_EXPR_NEST_MAX: ::c_int = 14;
+pub const _SC_LINE_MAX: ::c_int = 15;
+pub const _SC_RE_DUP_MAX: ::c_int = 16;
+pub const _SC_2_VERSION: ::c_int = 17;
+pub const _SC_2_C_BIND: ::c_int = 18;
+pub const _SC_2_C_DEV: ::c_int = 19;
+pub const _SC_2_CHAR_TERM: ::c_int = 20;
+pub const _SC_2_FORT_DEV: ::c_int = 21;
+pub const _SC_2_FORT_RUN: ::c_int = 22;
+pub const _SC_2_LOCALEDEF: ::c_int = 23;
+pub const _SC_2_SW_DEV: ::c_int = 24;
+pub const _SC_2_UPE: ::c_int = 25;
+pub const _SC_STREAM_MAX: ::c_int = 26;
+pub const _SC_TZNAME_MAX: ::c_int = 27;
+pub const _SC_ASYNCHRONOUS_IO: ::c_int = 28;
+pub const _SC_PAGESIZE: ::c_int = 29;
+pub const _SC_MEMLOCK: ::c_int = 30;
+pub const _SC_MEMLOCK_RANGE: ::c_int = 31;
+pub const _SC_MEMORY_PROTECTION: ::c_int = 32;
+pub const _SC_MESSAGE_PASSING: ::c_int = 33;
+pub const _SC_PRIORITIZED_IO: ::c_int = 34;
+pub const _SC_PRIORITY_SCHEDULING: ::c_int = 35;
+pub const _SC_REALTIME_SIGNALS: ::c_int = 36;
+pub const _SC_SEMAPHORES: ::c_int = 37;
+pub const _SC_FSYNC: ::c_int = 38;
+pub const _SC_SHARED_MEMORY_OBJECTS: ::c_int = 39;
+pub const _SC_SYNCHRONIZED_IO: ::c_int = 40;
+pub const _SC_TIMERS: ::c_int = 41;
+pub const _SC_AIO_LISTIO_MAX: ::c_int = 42;
+pub const _SC_AIO_MAX: ::c_int = 43;
+pub const _SC_AIO_PRIO_DELTA_MAX: ::c_int = 44;
+pub const _SC_DELAYTIMER_MAX: ::c_int = 45;
+pub const _SC_MQ_OPEN_MAX: ::c_int = 46;
+pub const _SC_MAPPED_FILES: ::c_int = 47;
+pub const _SC_RTSIG_MAX: ::c_int = 48;
+pub const _SC_SEM_NSEMS_MAX: ::c_int = 49;
+pub const _SC_SEM_VALUE_MAX: ::c_int = 50;
+pub const _SC_SIGQUEUE_MAX: ::c_int = 51;
+pub const _SC_TIMER_MAX: ::c_int = 52;
+pub const _SC_NPROCESSORS_CONF: ::c_int = 57;
+pub const _SC_NPROCESSORS_ONLN: ::c_int = 58;
+pub const _SC_2_PBS: ::c_int = 59;
+pub const _SC_2_PBS_ACCOUNTING: ::c_int = 60;
+pub const _SC_2_PBS_CHECKPOINT: ::c_int = 61;
+pub const _SC_2_PBS_LOCATE: ::c_int = 62;
+pub const _SC_2_PBS_MESSAGE: ::c_int = 63;
+pub const _SC_2_PBS_TRACK: ::c_int = 64;
+pub const _SC_ADVISORY_INFO: ::c_int = 65;
+pub const _SC_BARRIERS: ::c_int = 66;
+pub const _SC_CLOCK_SELECTION: ::c_int = 67;
+pub const _SC_CPUTIME: ::c_int = 68;
+pub const _SC_FILE_LOCKING: ::c_int = 69;
+pub const _SC_HOST_NAME_MAX: ::c_int = 72;
+pub const _SC_MONOTONIC_CLOCK: ::c_int = 74;
+pub const _SC_READER_WRITER_LOCKS: ::c_int = 76;
+pub const _SC_REGEXP: ::c_int = 77;
+pub const _SC_SHELL: ::c_int = 78;
+pub const _SC_SPAWN: ::c_int = 79;
+pub const _SC_SPIN_LOCKS: ::c_int = 80;
+pub const _SC_SPORADIC_SERVER: ::c_int = 81;
+pub const _SC_THREAD_CPUTIME: ::c_int = 84;
+pub const _SC_THREAD_SPORADIC_SERVER: ::c_int = 92;
+pub const _SC_TIMEOUTS: ::c_int = 95;
+pub const _SC_TRACE: ::c_int = 97;
+pub const _SC_TRACE_EVENT_FILTER: ::c_int = 98;
+pub const _SC_TRACE_INHERIT: ::c_int = 99;
+pub const _SC_TRACE_LOG: ::c_int = 100;
+pub const _SC_TYPED_MEMORY_OBJECTS: ::c_int = 102;
+pub const _SC_V6_ILP32_OFF32: ::c_int = 103;
+pub const _SC_V6_ILP32_OFFBIG: ::c_int = 104;
+pub const _SC_V6_LP64_OFF64: ::c_int = 105;
+pub const _SC_V6_LPBIG_OFFBIG: ::c_int = 106;
+pub const _SC_IPV6: ::c_int = 118;
+pub const _SC_RAW_SOCKETS: ::c_int = 119;
+pub const _SC_SYMLOOP_MAX: ::c_int = 120;
+pub const _SC_PAGE_SIZE: ::c_int = _SC_PAGESIZE;
+pub const _SC_XOPEN_STREAMS: ::c_int = 114;
+pub const _SC_XBS5_ILP32_OFF32: ::c_int = 122;
+pub const _SC_XBS5_ILP32_OFFBIG: ::c_int = 123;
+pub const _SC_XBS5_LP64_OFF64: ::c_int = 124;
+pub const _SC_XBS5_LPBIG_OFFBIG: ::c_int = 125;
+pub const _SC_SS_REPL_MAX: ::c_int = 126;
+pub const _SC_TRACE_EVENT_NAME_MAX: ::c_int = 127;
+pub const _SC_TRACE_NAME_MAX: ::c_int = 128;
+pub const _SC_TRACE_SYS_MAX: ::c_int = 129;
+pub const _SC_TRACE_USER_EVENT_MAX: ::c_int = 130;
+pub const _SC_PASS_MAX: ::c_int = 131;
+
+pub const PTHREAD_MUTEX_NORMAL: ::c_int = 0;
+pub const PTHREAD_MUTEX_ERRORCHECK: ::c_int = 1;
+pub const PTHREAD_MUTEX_RECURSIVE: ::c_int = 2;
+pub const PTHREAD_MUTEX_DEFAULT: ::c_int = PTHREAD_MUTEX_NORMAL;
+pub const _PTHREAD_MUTEX_SIG_init: ::c_long = 0x32AAABA7;
+pub const _PTHREAD_COND_SIG_init: ::c_long = 0x3CB0B1BB;
+pub const _PTHREAD_RWLOCK_SIG_init: ::c_long = 0x2DA8B3B4;
+pub const PTHREAD_MUTEX_INITIALIZER: pthread_mutex_t = pthread_mutex_t {
+    __sig: _PTHREAD_MUTEX_SIG_init,
+    __opaque: [0; __PTHREAD_MUTEX_SIZE__],
+};
+pub const PTHREAD_COND_INITIALIZER: pthread_cond_t = pthread_cond_t {
+    __sig: _PTHREAD_COND_SIG_init,
+    __opaque: [0; __PTHREAD_COND_SIZE__],
+};
+pub const PTHREAD_RWLOCK_INITIALIZER: pthread_rwlock_t = pthread_rwlock_t {
+    __sig: _PTHREAD_RWLOCK_SIG_init,
+    __opaque: [0; __PTHREAD_RWLOCK_SIZE__],
+};
+
+pub const SIGSTKSZ: ::size_t = 131072;
+
+pub const FD_SETSIZE: usize = 1024;
+
+pub const ST_NOSUID: ::c_ulong = 2;
+
+pub const EVFILT_READ: ::int16_t = -1;
+pub const EVFILT_WRITE: ::int16_t = -2;
+pub const EVFILT_AIO: ::int16_t = -3;
+pub const EVFILT_VNODE: ::int16_t = -4;
+pub const EVFILT_PROC: ::int16_t = -5;
+pub const EVFILT_SIGNAL: ::int16_t = -6;
+pub const EVFILT_TIMER: ::int16_t = -7;
+pub const EVFILT_MACHPORT: ::int16_t = -8;
+pub const EVFILT_FS: ::int16_t = -9;
+pub const EVFILT_USER: ::int16_t = -10;
+pub const EVFILT_VM: ::int16_t = -12;
+
+pub const EV_ADD: ::uint16_t = 0x1;
+pub const EV_DELETE: ::uint16_t = 0x2;
+pub const EV_ENABLE: ::uint16_t = 0x4;
+pub const EV_DISABLE: ::uint16_t = 0x8;
+pub const EV_ONESHOT: ::uint16_t = 0x10;
+pub const EV_CLEAR: ::uint16_t = 0x20;
+pub const EV_RECEIPT: ::uint16_t = 0x40;
+pub const EV_DISPATCH: ::uint16_t = 0x80;
+pub const EV_FLAG0: ::uint16_t = 0x1000;
+pub const EV_POLL: ::uint16_t = 0x1000;
+pub const EV_FLAG1: ::uint16_t = 0x2000;
+pub const EV_OOBAND: ::uint16_t = 0x2000;
+pub const EV_ERROR: ::uint16_t = 0x4000;
+pub const EV_EOF: ::uint16_t = 0x8000;
+pub const EV_SYSFLAGS: ::uint16_t = 0xf000;
+
+pub const NOTE_TRIGGER: ::uint32_t = 0x01000000;
+pub const NOTE_FFNOP: ::uint32_t = 0x00000000;
+pub const NOTE_FFAND: ::uint32_t = 0x40000000;
+pub const NOTE_FFOR: ::uint32_t = 0x80000000;
+pub const NOTE_FFCOPY: ::uint32_t = 0xc0000000;
+pub const NOTE_FFCTRLMASK: ::uint32_t = 0xc0000000;
+pub const NOTE_FFLAGSMASK: ::uint32_t = 0x00ffffff;
+pub const NOTE_LOWAT: ::uint32_t = 0x00000001;
+pub const NOTE_DELETE: ::uint32_t = 0x00000001;
+pub const NOTE_WRITE: ::uint32_t = 0x00000002;
+pub const NOTE_EXTEND: ::uint32_t = 0x00000004;
+pub const NOTE_ATTRIB: ::uint32_t = 0x00000008;
+pub const NOTE_LINK: ::uint32_t = 0x00000010;
+pub const NOTE_RENAME: ::uint32_t = 0x00000020;
+pub const NOTE_REVOKE: ::uint32_t = 0x00000040;
+pub const NOTE_NONE: ::uint32_t = 0x00000080;
+pub const NOTE_EXIT: ::uint32_t = 0x80000000;
+pub const NOTE_FORK: ::uint32_t = 0x40000000;
+pub const NOTE_EXEC: ::uint32_t = 0x20000000;
+pub const NOTE_REAP: ::uint32_t = 0x10000000;
+pub const NOTE_SIGNAL: ::uint32_t = 0x08000000;
+pub const NOTE_EXITSTATUS: ::uint32_t = 0x04000000;
+pub const NOTE_EXIT_DETAIL: ::uint32_t = 0x02000000;
+pub const NOTE_PDATAMASK: ::uint32_t = 0x000fffff;
+pub const NOTE_PCTRLMASK: ::uint32_t = 0xfff00000;
+pub const NOTE_EXIT_REPARENTED: ::uint32_t = 0x00080000;
+pub const NOTE_EXIT_DETAIL_MASK: ::uint32_t = 0x00070000;
+pub const NOTE_EXIT_DECRYPTFAIL: ::uint32_t = 0x00010000;
+pub const NOTE_EXIT_MEMORY: ::uint32_t = 0x00020000;
+pub const NOTE_EXIT_CSERROR: ::uint32_t = 0x00040000;
+pub const NOTE_VM_PRESSURE: ::uint32_t = 0x80000000;
+pub const NOTE_VM_PRESSURE_TERMINATE: ::uint32_t = 0x40000000;
+pub const NOTE_VM_PRESSURE_SUDDEN_TERMINATE: ::uint32_t = 0x20000000;
+pub const NOTE_VM_ERROR: ::uint32_t = 0x10000000;
+pub const NOTE_SECONDS: ::uint32_t = 0x00000001;
+pub const NOTE_USECONDS: ::uint32_t = 0x00000002;
+pub const NOTE_NSECONDS: ::uint32_t = 0x00000004;
+pub const NOTE_ABSOLUTE: ::uint32_t = 0x00000008;
+pub const NOTE_LEEWAY: ::uint32_t = 0x00000010;
+pub const NOTE_CRITICAL: ::uint32_t = 0x00000020;
+pub const NOTE_BACKGROUND: ::uint32_t = 0x00000040;
+pub const NOTE_TRACK: ::uint32_t = 0x00000001;
+pub const NOTE_TRACKERR: ::uint32_t = 0x00000002;
+pub const NOTE_CHILD: ::uint32_t = 0x00000004;
+
+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 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;
+
+pub const NI_MAXHOST: ::socklen_t = 1025;
+
+pub const Q_GETQUOTA: ::c_int = 0x300;
+pub const Q_SETQUOTA: ::c_int = 0x400;
+
+pub const RTLD_LOCAL: ::c_int = 0x4;
+pub const RTLD_FIRST: ::c_int = 0x100;
+pub const RTLD_NODELETE: ::c_int = 0x80;
+pub const RTLD_NOLOAD: ::c_int = 0x10;
+pub const RTLD_GLOBAL: ::c_int = 0x8;
+
+pub const _WSTOPPED: ::c_int = 0o177;
+
+pub const LOG_NETINFO: ::c_int = 12 << 3;
+pub const LOG_REMOTEAUTH: ::c_int = 13 << 3;
+pub const LOG_INSTALL: ::c_int = 14 << 3;
+pub const LOG_RAS: ::c_int = 15 << 3;
+pub const LOG_LAUNCHD: ::c_int = 24 << 3;
+pub const LOG_NFACILITIES: ::c_int = 25;
+
+pub const CTLTYPE: ::c_int = 0xf;
+pub const CTLTYPE_NODE: ::c_int = 1;
+pub const CTLTYPE_INT: ::c_int = 2;
+pub const CTLTYPE_STRING: ::c_int = 3;
+pub const CTLTYPE_QUAD: ::c_int = 4;
+pub const CTLTYPE_OPAQUE: ::c_int = 5;
+pub const CTLTYPE_STRUCT: ::c_int = CTLTYPE_OPAQUE;
+pub const CTLFLAG_RD: ::c_int = 0x80000000;
+pub const CTLFLAG_WR: ::c_int = 0x40000000;
+pub const CTLFLAG_RW: ::c_int = CTLFLAG_RD | CTLFLAG_WR;
+pub const CTLFLAG_NOLOCK: ::c_int = 0x20000000;
+pub const CTLFLAG_ANYBODY: ::c_int = 0x10000000;
+pub const CTLFLAG_SECURE: ::c_int = 0x08000000;
+pub const CTLFLAG_MASKED: ::c_int = 0x04000000;
+pub const CTLFLAG_NOAUTO: ::c_int = 0x02000000;
+pub const CTLFLAG_KERN: ::c_int = 0x01000000;
+pub const CTLFLAG_LOCKED: ::c_int = 0x00800000;
+pub const CTLFLAG_OID2: ::c_int = 0x00400000;
+pub const CTL_UNSPEC: ::c_int = 0;
+pub const CTL_KERN: ::c_int = 1;
+pub const CTL_VM: ::c_int = 2;
+pub const CTL_VFS: ::c_int = 3;
+pub const CTL_NET: ::c_int = 4;
+pub const CTL_DEBUG: ::c_int = 5;
+pub const CTL_HW: ::c_int = 6;
+pub const CTL_MACHDEP: ::c_int = 7;
+pub const CTL_USER: ::c_int = 8;
+pub const CTL_MAXID: ::c_int = 9;
+pub const KERN_OSTYPE: ::c_int = 1;
+pub const KERN_OSRELEASE: ::c_int = 2;
+pub const KERN_OSREV: ::c_int = 3;
+pub const KERN_VERSION: ::c_int = 4;
+pub const KERN_MAXVNODES: ::c_int = 5;
+pub const KERN_MAXPROC: ::c_int = 6;
+pub const KERN_MAXFILES: ::c_int = 7;
+pub const KERN_ARGMAX: ::c_int = 8;
+pub const KERN_SECURELVL: ::c_int = 9;
+pub const KERN_HOSTNAME: ::c_int = 10;
+pub const KERN_HOSTID: ::c_int = 11;
+pub const KERN_CLOCKRATE: ::c_int = 12;
+pub const KERN_VNODE: ::c_int = 13;
+pub const KERN_PROC: ::c_int = 14;
+pub const KERN_FILE: ::c_int = 15;
+pub const KERN_PROF: ::c_int = 16;
+pub const KERN_POSIX1: ::c_int = 17;
+pub const KERN_NGROUPS: ::c_int = 18;
+pub const KERN_JOB_CONTROL: ::c_int = 19;
+pub const KERN_SAVED_IDS: ::c_int = 20;
+pub const KERN_BOOTTIME: ::c_int = 21;
+pub const KERN_NISDOMAINNAME: ::c_int = 22;
+pub const KERN_DOMAINNAME: ::c_int = KERN_NISDOMAINNAME;
+pub const KERN_MAXPARTITIONS: ::c_int = 23;
+pub const KERN_KDEBUG: ::c_int = 24;
+pub const KERN_UPDATEINTERVAL: ::c_int = 25;
+pub const KERN_OSRELDATE: ::c_int = 26;
+pub const KERN_NTP_PLL: ::c_int = 27;
+pub const KERN_BOOTFILE: ::c_int = 28;
+pub const KERN_MAXFILESPERPROC: ::c_int = 29;
+pub const KERN_MAXPROCPERUID: ::c_int = 30;
+pub const KERN_DUMPDEV: ::c_int = 31;
+pub const KERN_IPC: ::c_int = 32;
+pub const KERN_DUMMY: ::c_int = 33;
+pub const KERN_PS_STRINGS: ::c_int = 34;
+pub const KERN_USRSTACK32: ::c_int = 35;
+pub const KERN_LOGSIGEXIT: ::c_int = 36;
+pub const KERN_SYMFILE: ::c_int = 37;
+pub const KERN_PROCARGS: ::c_int = 38;
+pub const KERN_NETBOOT: ::c_int = 40;
+pub const KERN_SYSV: ::c_int = 42;
+pub const KERN_AFFINITY: ::c_int = 43;
+pub const KERN_TRANSLATE: ::c_int = 44;
+pub const KERN_CLASSIC: ::c_int = KERN_TRANSLATE;
+pub const KERN_EXEC: ::c_int = 45;
+pub const KERN_CLASSICHANDLER: ::c_int = KERN_EXEC;
+pub const KERN_AIOMAX: ::c_int = 46;
+pub const KERN_AIOPROCMAX: ::c_int = 47;
+pub const KERN_AIOTHREADS: ::c_int = 48;
+pub const KERN_COREFILE: ::c_int = 50;
+pub const KERN_COREDUMP: ::c_int = 51;
+pub const KERN_SUGID_COREDUMP: ::c_int = 52;
+pub const KERN_PROCDELAYTERM: ::c_int = 53;
+pub const KERN_SHREG_PRIVATIZABLE: ::c_int = 54;
+pub const KERN_LOW_PRI_WINDOW: ::c_int = 56;
+pub const KERN_LOW_PRI_DELAY: ::c_int = 57;
+pub const KERN_POSIX: ::c_int = 58;
+pub const KERN_USRSTACK64: ::c_int = 59;
+pub const KERN_NX_PROTECTION: ::c_int = 60;
+pub const KERN_TFP: ::c_int = 61;
+pub const KERN_PROCNAME: ::c_int = 62;
+pub const KERN_THALTSTACK: ::c_int = 63;
+pub const KERN_SPECULATIVE_READS: ::c_int = 64;
+pub const KERN_OSVERSION: ::c_int = 65;
+pub const KERN_SAFEBOOT: ::c_int = 66;
+pub const KERN_RAGEVNODE: ::c_int = 68;
+pub const KERN_TTY: ::c_int = 69;
+pub const KERN_CHECKOPENEVT: ::c_int = 70;
+pub const KERN_THREADNAME: ::c_int = 71;
+pub const KERN_MAXID: ::c_int = 72;
+pub const KERN_RAGE_PROC: ::c_int = 1;
+pub const KERN_RAGE_THREAD: ::c_int = 2;
+pub const KERN_UNRAGE_PROC: ::c_int = 3;
+pub const KERN_UNRAGE_THREAD: ::c_int = 4;
+pub const KERN_OPENEVT_PROC: ::c_int = 1;
+pub const KERN_UNOPENEVT_PROC: ::c_int = 2;
+pub const KERN_TFP_POLICY: ::c_int = 1;
+pub const KERN_TFP_POLICY_DENY: ::c_int = 0;
+pub const KERN_TFP_POLICY_DEFAULT: ::c_int = 2;
+pub const KERN_KDEFLAGS: ::c_int = 1;
+pub const KERN_KDDFLAGS: ::c_int = 2;
+pub const KERN_KDENABLE: ::c_int = 3;
+pub const KERN_KDSETBUF: ::c_int = 4;
+pub const KERN_KDGETBUF: ::c_int = 5;
+pub const KERN_KDSETUP: ::c_int = 6;
+pub const KERN_KDREMOVE: ::c_int = 7;
+pub const KERN_KDSETREG: ::c_int = 8;
+pub const KERN_KDGETREG: ::c_int = 9;
+pub const KERN_KDREADTR: ::c_int = 10;
+pub const KERN_KDPIDTR: ::c_int = 11;
+pub const KERN_KDTHRMAP: ::c_int = 12;
+pub const KERN_KDPIDEX: ::c_int = 14;
+pub const KERN_KDSETRTCDEC: ::c_int = 15;
+pub const KERN_KDGETENTROPY: ::c_int = 16;
+pub const KERN_KDWRITETR: ::c_int = 17;
+pub const KERN_KDWRITEMAP: ::c_int = 18;
+pub const KERN_KDENABLE_BG_TRACE: ::c_int = 19;
+pub const KERN_KDDISABLE_BG_TRACE: ::c_int = 20;
+pub const KERN_KDREADCURTHRMAP: ::c_int = 21;
+pub const KERN_KDSET_TYPEFILTER: ::c_int = 22;
+pub const KERN_KDBUFWAIT: ::c_int = 23;
+pub const KERN_KDCPUMAP: ::c_int = 24;
+pub const KERN_PROC_ALL: ::c_int = 0;
+pub const KERN_PROC_PID: ::c_int = 1;
+pub const KERN_PROC_PGRP: ::c_int = 2;
+pub const KERN_PROC_SESSION: ::c_int = 3;
+pub const KERN_PROC_TTY: ::c_int = 4;
+pub const KERN_PROC_UID: ::c_int = 5;
+pub const KERN_PROC_RUID: ::c_int = 6;
+pub const KERN_PROC_LCID: ::c_int = 7;
+pub const KIPC_MAXSOCKBUF: ::c_int = 1;
+pub const KIPC_SOCKBUF_WASTE: ::c_int = 2;
+pub const KIPC_SOMAXCONN: ::c_int = 3;
+pub const KIPC_MAX_LINKHDR: ::c_int = 4;
+pub const KIPC_MAX_PROTOHDR: ::c_int = 5;
+pub const KIPC_MAX_HDR: ::c_int = 6;
+pub const KIPC_MAX_DATALEN: ::c_int = 7;
+pub const KIPC_MBSTAT: ::c_int = 8;
+pub const KIPC_NMBCLUSTERS: ::c_int = 9;
+pub const KIPC_SOQLIMITCOMPAT: ::c_int = 10;
+pub const VM_METER: ::c_int = 1;
+pub const VM_LOADAVG: ::c_int = 2;
+pub const VM_MACHFACTOR: ::c_int = 4;
+pub const VM_SWAPUSAGE: ::c_int = 5;
+pub const VM_MAXID: ::c_int = 6;
+pub const HW_MACHINE: ::c_int = 1;
+pub const HW_MODEL: ::c_int = 2;
+pub const HW_NCPU: ::c_int = 3;
+pub const HW_BYTEORDER: ::c_int = 4;
+pub const HW_PHYSMEM: ::c_int = 5;
+pub const HW_USERMEM: ::c_int = 6;
+pub const HW_PAGESIZE: ::c_int = 7;
+pub const HW_DISKNAMES: ::c_int = 8;
+pub const HW_DISKSTATS: ::c_int = 9;
+pub const HW_EPOCH: ::c_int = 10;
+pub const HW_FLOATINGPT: ::c_int = 11;
+pub const HW_MACHINE_ARCH: ::c_int = 12;
+pub const HW_VECTORUNIT: ::c_int = 13;
+pub const HW_BUS_FREQ: ::c_int = 14;
+pub const HW_CPU_FREQ: ::c_int = 15;
+pub const HW_CACHELINE: ::c_int = 16;
+pub const HW_L1ICACHESIZE: ::c_int = 17;
+pub const HW_L1DCACHESIZE: ::c_int = 18;
+pub const HW_L2SETTINGS: ::c_int = 19;
+pub const HW_L2CACHESIZE: ::c_int = 20;
+pub const HW_L3SETTINGS: ::c_int = 21;
+pub const HW_L3CACHESIZE: ::c_int = 22;
+pub const HW_TB_FREQ: ::c_int = 23;
+pub const HW_MEMSIZE: ::c_int = 24;
+pub const HW_AVAILCPU: ::c_int = 25;
+pub const HW_MAXID: ::c_int = 26;
+pub const USER_CS_PATH: ::c_int = 1;
+pub const USER_BC_BASE_MAX: ::c_int = 2;
+pub const USER_BC_DIM_MAX: ::c_int = 3;
+pub const USER_BC_SCALE_MAX: ::c_int = 4;
+pub const USER_BC_STRING_MAX: ::c_int = 5;
+pub const USER_COLL_WEIGHTS_MAX: ::c_int = 6;
+pub const USER_EXPR_NEST_MAX: ::c_int = 7;
+pub const USER_LINE_MAX: ::c_int = 8;
+pub const USER_RE_DUP_MAX: ::c_int = 9;
+pub const USER_POSIX2_VERSION: ::c_int = 10;
+pub const USER_POSIX2_C_BIND: ::c_int = 11;
+pub const USER_POSIX2_C_DEV: ::c_int = 12;
+pub const USER_POSIX2_CHAR_TERM: ::c_int = 13;
+pub const USER_POSIX2_FORT_DEV: ::c_int = 14;
+pub const USER_POSIX2_FORT_RUN: ::c_int = 15;
+pub const USER_POSIX2_LOCALEDEF: ::c_int = 16;
+pub const USER_POSIX2_SW_DEV: ::c_int = 17;
+pub const USER_POSIX2_UPE: ::c_int = 18;
+pub const USER_STREAM_MAX: ::c_int = 19;
+pub const USER_TZNAME_MAX: ::c_int = 20;
+pub const USER_MAXID: ::c_int = 21;
+pub const CTL_DEBUG_NAME: ::c_int = 0;
+pub const CTL_DEBUG_VALUE: ::c_int = 1;
+pub const CTL_DEBUG_MAXID: ::c_int = 20;
+
+pub const POLLRDNORM: ::c_short = 0x040;
+pub const POLLWRNORM: ::c_short = 0x004;
+pub const POLLRDBAND: ::c_short = 0x080;
+pub const POLLWRBAND: ::c_short = 0x100;
+
+pub const PRIO_DARWIN_THREAD: ::c_int = 3;
+pub const PRIO_DARWIN_PROCESS: ::c_int = 4;
+pub const PRIO_DARWIN_BG: ::c_int = 0x1000;
+pub const PRIO_DARWIN_NONUI: ::c_int = 0x1001;
+
+pub const SEM_FAILED: *mut sem_t = -1isize as *mut ::sem_t;
+
+pub const SIGEV_NONE: ::c_int = 0;
+pub const SIGEV_SIGNAL: ::c_int = 1;
+pub const SIGEV_THREAD: ::c_int = 3;
+
+pub const AIO_CANCELED: ::c_int = 2;
+pub const AIO_NOTCANCELED: ::c_int = 4;
+pub const AIO_ALLDONE: ::c_int = 1;
+pub const AIO_LISTIO_MAX: ::c_int = 16;
+pub const LIO_NOP: ::c_int = 0;
+pub const LIO_WRITE: ::c_int = 2;
+pub const LIO_READ: ::c_int = 1;
+pub const LIO_WAIT: ::c_int = 2;
+pub const LIO_NOWAIT: ::c_int = 1;
+
+pub const WEXITED: ::c_int = 0x00000004;
+pub const WSTOPPED: ::c_int = 0x00000008;
+pub const WCONTINUED: ::c_int = 0x00000010;
+pub const WNOWAIT: ::c_int = 0x00000020;
+
+pub const P_ALL: idtype_t = 0;
+pub const P_PID: idtype_t = 1;
+pub const P_PGID: idtype_t = 2;
+
+f! {
+    pub fn WSTOPSIG(status: ::c_int) -> ::c_int {
+        status >> 8
+    }
+
+    pub fn _WSTATUS(status: ::c_int) -> ::c_int {
+        status & 0x7f
+    }
+
+    pub fn WIFCONTINUED(status: ::c_int) -> bool {
+        _WSTATUS(status) == _WSTOPPED && WSTOPSIG(status) == 0x13
+    }
+
+    pub fn WIFSIGNALED(status: ::c_int) -> bool {
+        _WSTATUS(status) != _WSTOPPED && _WSTATUS(status) != 0
+    }
+
+    pub fn WIFSTOPPED(status: ::c_int) -> bool {
+        _WSTATUS(status) == _WSTOPPED && WSTOPSIG(status) != 0x13
+    }
+}
+
+extern {
+    pub fn aio_read(aiocbp: *mut aiocb) -> ::c_int;
+    pub fn aio_write(aiocbp: *mut aiocb) -> ::c_int;
+    pub fn aio_fsync(op: ::c_int, aiocbp: *mut aiocb) -> ::c_int;
+    pub fn aio_error(aiocbp: *const aiocb) -> ::c_int;
+    pub fn aio_return(aiocbp: *mut aiocb) -> ::ssize_t;
+    #[cfg_attr(all(target_os = "macos", target_arch = "x86"),
+               link_name = "aio_suspend$UNIX2003")]
+    pub fn aio_suspend(aiocb_list: *const *const aiocb, nitems: ::c_int,
+                       timeout: *const ::timespec) -> ::c_int;
+    pub fn aio_cancel(fd: ::c_int, aiocbp: *mut aiocb) -> ::c_int;
+    pub fn lio_listio(mode: ::c_int, aiocb_list: *const *mut aiocb,
+                      nitems: ::c_int, sevp: *mut sigevent) -> ::c_int;
+
+    pub fn lutimes(file: *const ::c_char, times: *const ::timeval) -> ::c_int;
+
+    pub fn getutxent() -> *mut utmpx;
+    pub fn getutxid(ut: *const utmpx) -> *mut utmpx;
+    pub fn getutxline(ut: *const utmpx) -> *mut utmpx;
+    pub fn pututxline(ut: *const utmpx) -> *mut utmpx;
+    pub fn setutxent();
+    pub fn endutxent();
+    pub fn utmpxname(file: *const ::c_char) -> ::c_int;
+
+    pub fn getnameinfo(sa: *const ::sockaddr,
+                       salen: ::socklen_t,
+                       host: *mut ::c_char,
+                       hostlen: ::socklen_t,
+                       serv: *mut ::c_char,
+                       sevlen: ::socklen_t,
+                       flags: ::c_int) -> ::c_int;
+    pub fn mincore(addr: *const ::c_void, len: ::size_t,
+                   vec: *mut ::c_char) -> ::c_int;
+    pub fn sysctlnametomib(name: *const ::c_char,
+                           mibp: *mut ::c_int,
+                           sizep: *mut ::size_t)
+                           -> ::c_int;
+    #[cfg_attr(all(target_os = "macos", target_arch = "x86"),
+               link_name = "mprotect$UNIX2003")]
+    pub fn mprotect(addr: *mut ::c_void, len: ::size_t, prot: ::c_int)
+                    -> ::c_int;
+    pub fn shm_open(name: *const ::c_char, oflag: ::c_int, ...) -> ::c_int;
+    pub fn sysctl(name: *mut ::c_int,
+                  namelen: ::c_uint,
+                  oldp: *mut ::c_void,
+                  oldlenp: *mut ::size_t,
+                  newp: *mut ::c_void,
+                  newlen: ::size_t)
+                  -> ::c_int;
+    pub fn sysctlbyname(name: *const ::c_char,
+                        oldp: *mut ::c_void,
+                        oldlenp: *mut ::size_t,
+                        newp: *mut ::c_void,
+                        newlen: ::size_t)
+                        -> ::c_int;
+    pub fn mach_absolute_time() -> u64;
+    pub fn mach_timebase_info(info: *mut ::mach_timebase_info) -> ::c_int;
+    pub fn pthread_setname_np(name: *const ::c_char) -> ::c_int;
+    pub fn pthread_get_stackaddr_np(thread: ::pthread_t) -> *mut ::c_void;
+    pub fn pthread_get_stacksize_np(thread: ::pthread_t) -> ::size_t;
+    pub fn pthread_condattr_setpshared(attr: *mut pthread_condattr_t,
+                                       pshared: ::c_int) -> ::c_int;
+    pub fn pthread_condattr_getpshared(attr: *const pthread_condattr_t,
+                                       pshared: *mut ::c_int) -> ::c_int;
+    pub fn pthread_mutexattr_setpshared(attr: *mut pthread_mutexattr_t,
+                                        pshared: ::c_int) -> ::c_int;
+    pub fn pthread_mutexattr_getpshared(attr: *const pthread_mutexattr_t,
+                                        pshared: *mut ::c_int) -> ::c_int;
+    pub fn __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;
+    pub fn sendfile(fd: ::c_int,
+                    s: ::c_int,
+                    offset: ::off_t,
+                    len: *mut ::off_t,
+                    hdtr: *mut ::sf_hdtr,
+                    flags: ::c_int) -> ::c_int;
+    pub fn openpty(amaster: *mut ::c_int,
+                   aslave: *mut ::c_int,
+                   name: *mut ::c_char,
+                   termp: *mut termios,
+                   winp: *mut ::winsize) -> ::c_int;
+    pub fn forkpty(amaster: *mut ::c_int,
+                   name: *mut ::c_char,
+                   termp: *mut termios,
+                   winp: *mut ::winsize) -> ::pid_t;
+    pub fn duplocale(base: ::locale_t) -> ::locale_t;
+    pub fn freelocale(loc: ::locale_t) -> ::c_int;
+    pub fn localeconv_l(loc: ::locale_t) -> *mut lconv;
+    pub fn newlocale(mask: ::c_int,
+                     locale: *const ::c_char,
+                     base: ::locale_t) -> ::locale_t;
+    pub fn uselocale(loc: ::locale_t) -> ::locale_t;
+    pub fn querylocale(mask: ::c_int, loc: ::locale_t) -> *const ::c_char;
+    pub fn getpriority(which: ::c_int, who: ::id_t) -> ::c_int;
+    pub fn setpriority(which: ::c_int, who: ::id_t, prio: ::c_int) -> ::c_int;
+
+    pub fn openat(dirfd: ::c_int, pathname: *const ::c_char,
+                  flags: ::c_int, ...) -> ::c_int;
+    pub fn faccessat(dirfd: ::c_int, pathname: *const ::c_char,
+                     mode: ::c_int, flags: ::c_int) -> ::c_int;
+    pub fn fchmodat(dirfd: ::c_int, pathname: *const ::c_char,
+                    mode: ::mode_t, flags: ::c_int) -> ::c_int;
+    pub fn fchownat(dirfd: ::c_int, pathname: *const ::c_char,
+                    owner: ::uid_t, group: ::gid_t,
+                    flags: ::c_int) -> ::c_int;
+    #[cfg_attr(target_os = "macos", link_name = "fstatat$INODE64")]
+    pub fn fstatat(dirfd: ::c_int, pathname: *const ::c_char,
+                   buf: *mut stat, flags: ::c_int) -> ::c_int;
+    pub fn linkat(olddirfd: ::c_int, oldpath: *const ::c_char,
+                  newdirfd: ::c_int, newpath: *const ::c_char,
+                  flags: ::c_int) -> ::c_int;
+   pub fn mkdirat(dirfd: ::c_int, pathname: *const ::c_char,
+                  mode: ::mode_t) -> ::c_int;
+   pub fn readlinkat(dirfd: ::c_int, pathname: *const ::c_char,
+                     buf: *mut ::c_char, bufsiz: ::size_t) -> ::ssize_t;
+   pub fn renameat(olddirfd: ::c_int, oldpath: *const ::c_char,
+                   newdirfd: ::c_int, newpath: *const ::c_char)
+                   -> ::c_int;
+   pub fn symlinkat(target: *const ::c_char, newdirfd: ::c_int,
+                    linkpath: *const ::c_char) -> ::c_int;
+   pub fn unlinkat(dirfd: ::c_int, pathname: *const ::c_char,
+                   flags: ::c_int) -> ::c_int;
+
+    pub fn initgroups(user: *const ::c_char, basegroup: ::c_int) -> ::c_int;
+
+    #[cfg_attr(all(target_os = "macos", target_arch = "x86"),
+               link_name = "waitid$UNIX2003")]
+    pub fn waitid(idtype: idtype_t, id: id_t, infop: *mut ::siginfo_t,
+                  options: ::c_int) -> ::c_int;
+
+}
+
+cfg_if! {
+    if #[cfg(any(target_arch = "arm", target_arch = "x86"))] {
+        mod b32;
+        pub use self::b32::*;
+    } else if #[cfg(any(target_arch = "x86_64", target_arch = "aarch64"))] {
+        mod b64;
+        pub use self::b64::*;
+    } else {
+        // Unknown target_arch
+    }
+}
diff --git a/libc/src/unix/bsd/freebsdlike/dragonfly/mod.rs b/libc/src/unix/bsd/freebsdlike/dragonfly/mod.rs
new file mode 100644
index 0000000..e60825a
--- /dev/null
+++ b/libc/src/unix/bsd/freebsdlike/dragonfly/mod.rs
@@ -0,0 +1,420 @@
+pub type clock_t = u64;
+pub type ino_t = u64;
+pub type nlink_t = u32;
+pub type blksize_t = i64;
+pub type clockid_t = ::c_ulong;
+
+pub type c_long = i64;
+pub type c_ulong = u64;
+pub type time_t = i64;
+pub type suseconds_t = i64;
+
+pub type uuid_t = ::uuid;
+
+pub type fsblkcnt_t = u64;
+pub type fsfilcnt_t = u64;
+
+pub type sem_t = *mut sem;
+
+pub enum sem {}
+
+s! {
+
+    pub struct exit_status {
+        pub e_termination: u16,
+        pub e_exit: u16
+    }
+
+    pub struct utmpx {
+        pub ut_name: [::c_char; 32],
+        pub ut_id: [::c_char; 4],
+
+        pub ut_line: [::c_char; 32],
+        pub ut_host: [::c_char; 256],
+
+        pub ut_unused: [u8; 16],
+        pub ut_session: u16,
+        pub ut_type: u16,
+        pub ut_pid: ::pid_t,
+        ut_exit: exit_status,
+        ut_ss: ::sockaddr_storage,
+        pub ut_tv: ::timeval,
+        pub ut_unused2: [u8; 16],
+    }
+
+    pub struct aiocb {
+        pub aio_fildes: ::c_int,
+        pub aio_offset: ::off_t,
+        pub aio_buf: *mut ::c_void,
+        pub aio_nbytes: ::size_t,
+        pub aio_sigevent: sigevent,
+        pub aio_lio_opcode: ::c_int,
+        pub aio_reqprio: ::c_int,
+        _aio_val: ::c_int,
+        _aio_err: ::c_int
+    }
+
+    pub struct dirent {
+        pub d_fileno: ::ino_t,
+        pub d_namlen: u16,
+        pub d_type: u8,
+        __unused1: u8,
+        __unused2: u32,
+        pub d_name: [::c_char; 256],
+    }
+
+    pub struct uuid {
+        pub time_low: u32,
+        pub time_mid: u16,
+        pub time_hi_and_version: u16,
+        pub clock_seq_hi_and_reserved: u8,
+        pub clock_seq_low: u8,
+        pub node: [u8; 6],
+    }
+
+    pub struct sigevent {
+        pub sigev_notify: ::c_int,
+        // The union is 8-byte in size, so it is aligned at a 8-byte offset.
+        #[cfg(target_pointer_width = "64")]
+        __unused1: ::c_int,
+        pub sigev_signo: ::c_int,       //actually a union
+        // pad the union
+        #[cfg(target_pointer_width = "64")]
+        __unused2: ::c_int,
+        pub sigev_value: ::sigval,
+        __unused3: *mut ::c_void        //actually a function pointer
+    }
+
+    pub struct statvfs {
+        pub f_bsize: ::c_ulong,
+        pub f_frsize: ::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_favail: ::fsfilcnt_t,
+        pub f_fsid: ::c_ulong,
+        pub f_flag: ::c_ulong,
+        pub f_namemax: ::c_ulong,
+        pub f_owner: ::uid_t,
+        pub f_type: ::c_uint,
+        pub f_syncreads: u64,
+        pub f_syncwrites: u64,
+        pub f_asyncreads: u64,
+        pub f_asyncwrites: u64,
+        pub f_fsid_uuid: ::uuid_t,
+        pub f_uid_uuid: ::uuid_t,
+    }
+
+    pub struct stat {
+        pub st_ino: ::ino_t,
+        pub st_nlink: ::nlink_t,
+        pub st_dev: ::dev_t,
+        pub st_mode: ::mode_t,
+        pub st_padding1: ::uint16_t,
+        pub st_uid: ::uid_t,
+        pub st_gid: ::gid_t,
+        pub st_rdev: ::dev_t,
+        pub st_atime: ::time_t,
+        pub st_atime_nsec: ::c_long,
+        pub st_mtime: ::time_t,
+        pub st_mtime_nsec: ::c_long,
+        pub st_ctime: ::time_t,
+        pub st_ctime_nsec: ::c_long,
+        pub st_size: ::off_t,
+        pub st_blocks: ::int64_t,
+        pub st_blksize: ::uint32_t,
+        pub st_flags: ::uint32_t,
+        pub st_gen: ::uint32_t,
+        pub st_lspare: ::int32_t,
+        pub st_qspare1: ::int64_t,
+        pub st_qspare2: ::int64_t,
+    }
+}
+
+pub const RAND_MAX: ::c_int = 0x7fff_ffff;
+pub const PTHREAD_STACK_MIN: ::size_t = 1024;
+pub const SIGSTKSZ: ::size_t = 40960;
+pub const MADV_INVAL: ::c_int = 10;
+pub const O_CLOEXEC: ::c_int = 0x00020000;
+pub const F_GETLK: ::c_int = 7;
+pub const F_SETLK: ::c_int = 8;
+pub const F_SETLKW: ::c_int = 9;
+pub const ELAST: ::c_int = 99;
+pub const RLIMIT_POSIXLOCKS: ::c_int = 11;
+pub const RLIM_NLIMITS: ::rlim_t = 12;
+
+pub const Q_GETQUOTA: ::c_int = 0x300;
+pub const Q_SETQUOTA: ::c_int = 0x400;
+
+pub const CLOCK_REALTIME: clockid_t = 0;
+pub const CLOCK_VIRTUAL: clockid_t = 1;
+pub const CLOCK_PROF: clockid_t = 2;
+pub const CLOCK_MONOTONIC: clockid_t = 4;
+pub const CLOCK_UPTIME: clockid_t = 5;
+pub const CLOCK_UPTIME_PRECISE: clockid_t = 7;
+pub const CLOCK_UPTIME_FAST: clockid_t = 8;
+pub const CLOCK_REALTIME_PRECISE: clockid_t = 9;
+pub const CLOCK_REALTIME_FAST: clockid_t = 10;
+pub const CLOCK_MONOTONIC_PRECISE: clockid_t = 11;
+pub const CLOCK_MONOTONIC_FAST: clockid_t = 12;
+pub const CLOCK_SECOND: clockid_t = 13;
+pub const CLOCK_THREAD_CPUTIME_ID: clockid_t = 14;
+pub const CLOCK_PROCESS_CPUTIME_ID: clockid_t = 15;
+
+pub const CTL_UNSPEC: ::c_int = 0;
+pub const CTL_KERN: ::c_int = 1;
+pub const CTL_VM: ::c_int = 2;
+pub const CTL_VFS: ::c_int = 3;
+pub const CTL_NET: ::c_int = 4;
+pub const CTL_DEBUG: ::c_int = 5;
+pub const CTL_HW: ::c_int = 6;
+pub const CTL_MACHDEP: ::c_int = 7;
+pub const CTL_USER: ::c_int = 8;
+pub const CTL_P1003_1B: ::c_int = 9;
+pub const CTL_LWKT: ::c_int = 10;
+pub const CTL_MAXID: ::c_int = 11;
+pub const KERN_OSTYPE: ::c_int = 1;
+pub const KERN_OSRELEASE: ::c_int = 2;
+pub const KERN_OSREV: ::c_int = 3;
+pub const KERN_VERSION: ::c_int = 4;
+pub const KERN_MAXVNODES: ::c_int = 5;
+pub const KERN_MAXPROC: ::c_int = 6;
+pub const KERN_MAXFILES: ::c_int = 7;
+pub const KERN_ARGMAX: ::c_int = 8;
+pub const KERN_SECURELVL: ::c_int = 9;
+pub const KERN_HOSTNAME: ::c_int = 10;
+pub const KERN_HOSTID: ::c_int = 11;
+pub const KERN_CLOCKRATE: ::c_int = 12;
+pub const KERN_VNODE: ::c_int = 13;
+pub const KERN_PROC: ::c_int = 14;
+pub const KERN_FILE: ::c_int = 15;
+pub const KERN_PROF: ::c_int = 16;
+pub const KERN_POSIX1: ::c_int = 17;
+pub const KERN_NGROUPS: ::c_int = 18;
+pub const KERN_JOB_CONTROL: ::c_int = 19;
+pub const KERN_SAVED_IDS: ::c_int = 20;
+pub const KERN_BOOTTIME: ::c_int = 21;
+pub const KERN_NISDOMAINNAME: ::c_int = 22;
+pub const KERN_UPDATEINTERVAL: ::c_int = 23;
+pub const KERN_OSRELDATE: ::c_int = 24;
+pub const KERN_NTP_PLL: ::c_int = 25;
+pub const KERN_BOOTFILE: ::c_int = 26;
+pub const KERN_MAXFILESPERPROC: ::c_int = 27;
+pub const KERN_MAXPROCPERUID: ::c_int = 28;
+pub const KERN_DUMPDEV: ::c_int = 29;
+pub const KERN_IPC: ::c_int = 30;
+pub const KERN_DUMMY: ::c_int = 31;
+pub const KERN_PS_STRINGS: ::c_int = 32;
+pub const KERN_USRSTACK: ::c_int = 33;
+pub const KERN_LOGSIGEXIT: ::c_int = 34;
+pub const KERN_IOV_MAX: ::c_int = 35;
+pub const KERN_MAXPOSIXLOCKSPERUID: ::c_int = 36;
+pub const KERN_MAXID: ::c_int = 37;
+pub const KERN_PROC_ALL: ::c_int = 0;
+pub const KERN_PROC_PID: ::c_int = 1;
+pub const KERN_PROC_PGRP: ::c_int = 2;
+pub const KERN_PROC_SESSION: ::c_int = 3;
+pub const KERN_PROC_TTY: ::c_int = 4;
+pub const KERN_PROC_UID: ::c_int = 5;
+pub const KERN_PROC_RUID: ::c_int = 6;
+pub const KERN_PROC_ARGS: ::c_int = 7;
+pub const KERN_PROC_CWD: ::c_int = 8;
+pub const KERN_PROC_PATHNAME: ::c_int = 9;
+pub const KERN_PROC_FLAGMASK: ::c_int = 0x10;
+pub const KERN_PROC_FLAG_LWP: ::c_int = 0x10;
+pub const KIPC_MAXSOCKBUF: ::c_int = 1;
+pub const KIPC_SOCKBUF_WASTE: ::c_int = 2;
+pub const KIPC_SOMAXCONN: ::c_int = 3;
+pub const KIPC_MAX_LINKHDR: ::c_int = 4;
+pub const KIPC_MAX_PROTOHDR: ::c_int = 5;
+pub const KIPC_MAX_HDR: ::c_int = 6;
+pub const KIPC_MAX_DATALEN: ::c_int = 7;
+pub const KIPC_MBSTAT: ::c_int = 8;
+pub const KIPC_NMBCLUSTERS: ::c_int = 9;
+pub const HW_MACHINE: ::c_int = 1;
+pub const HW_MODEL: ::c_int = 2;
+pub const HW_NCPU: ::c_int = 3;
+pub const HW_BYTEORDER: ::c_int = 4;
+pub const HW_PHYSMEM: ::c_int = 5;
+pub const HW_USERMEM: ::c_int = 6;
+pub const HW_PAGESIZE: ::c_int = 7;
+pub const HW_DISKNAMES: ::c_int = 8;
+pub const HW_DISKSTATS: ::c_int = 9;
+pub const HW_FLOATINGPT: ::c_int = 10;
+pub const HW_MACHINE_ARCH: ::c_int = 11;
+pub const HW_MACHINE_PLATFORM: ::c_int = 12;
+pub const HW_SENSORS: ::c_int = 13;
+pub const HW_MAXID: ::c_int = 14;
+pub const USER_CS_PATH: ::c_int = 1;
+pub const USER_BC_BASE_MAX: ::c_int = 2;
+pub const USER_BC_DIM_MAX: ::c_int = 3;
+pub const USER_BC_SCALE_MAX: ::c_int = 4;
+pub const USER_BC_STRING_MAX: ::c_int = 5;
+pub const USER_COLL_WEIGHTS_MAX: ::c_int = 6;
+pub const USER_EXPR_NEST_MAX: ::c_int = 7;
+pub const USER_LINE_MAX: ::c_int = 8;
+pub const USER_RE_DUP_MAX: ::c_int = 9;
+pub const USER_POSIX2_VERSION: ::c_int = 10;
+pub const USER_POSIX2_C_BIND: ::c_int = 11;
+pub const USER_POSIX2_C_DEV: ::c_int = 12;
+pub const USER_POSIX2_CHAR_TERM: ::c_int = 13;
+pub const USER_POSIX2_FORT_DEV: ::c_int = 14;
+pub const USER_POSIX2_FORT_RUN: ::c_int = 15;
+pub const USER_POSIX2_LOCALEDEF: ::c_int = 16;
+pub const USER_POSIX2_SW_DEV: ::c_int = 17;
+pub const USER_POSIX2_UPE: ::c_int = 18;
+pub const USER_STREAM_MAX: ::c_int = 19;
+pub const USER_TZNAME_MAX: ::c_int = 20;
+pub const USER_MAXID: ::c_int = 21;
+pub const CTL_P1003_1B_ASYNCHRONOUS_IO: ::c_int = 1;
+pub const CTL_P1003_1B_MAPPED_FILES: ::c_int = 2;
+pub const CTL_P1003_1B_MEMLOCK: ::c_int = 3;
+pub const CTL_P1003_1B_MEMLOCK_RANGE: ::c_int = 4;
+pub const CTL_P1003_1B_MEMORY_PROTECTION: ::c_int = 5;
+pub const CTL_P1003_1B_MESSAGE_PASSING: ::c_int = 6;
+pub const CTL_P1003_1B_PRIORITIZED_IO: ::c_int = 7;
+pub const CTL_P1003_1B_PRIORITY_SCHEDULING: ::c_int = 8;
+pub const CTL_P1003_1B_REALTIME_SIGNALS: ::c_int = 9;
+pub const CTL_P1003_1B_SEMAPHORES: ::c_int = 10;
+pub const CTL_P1003_1B_FSYNC: ::c_int = 11;
+pub const CTL_P1003_1B_SHARED_MEMORY_OBJECTS: ::c_int = 12;
+pub const CTL_P1003_1B_SYNCHRONIZED_IO: ::c_int = 13;
+pub const CTL_P1003_1B_TIMERS: ::c_int = 14;
+pub const CTL_P1003_1B_AIO_LISTIO_MAX: ::c_int = 15;
+pub const CTL_P1003_1B_AIO_MAX: ::c_int = 16;
+pub const CTL_P1003_1B_AIO_PRIO_DELTA_MAX: ::c_int = 17;
+pub const CTL_P1003_1B_DELAYTIMER_MAX: ::c_int = 18;
+pub const CTL_P1003_1B_UNUSED1: ::c_int = 19;
+pub const CTL_P1003_1B_PAGESIZE: ::c_int = 20;
+pub const CTL_P1003_1B_RTSIG_MAX: ::c_int = 21;
+pub const CTL_P1003_1B_SEM_NSEMS_MAX: ::c_int = 22;
+pub const CTL_P1003_1B_SEM_VALUE_MAX: ::c_int = 23;
+pub const CTL_P1003_1B_SIGQUEUE_MAX: ::c_int = 24;
+pub const CTL_P1003_1B_TIMER_MAX: ::c_int = 25;
+pub const CTL_P1003_1B_MAXID: ::c_int = 26;
+
+pub const EVFILT_READ: ::int16_t = -1;
+pub const EVFILT_WRITE: ::int16_t = -2;
+pub const EVFILT_AIO: ::int16_t = -3;
+pub const EVFILT_VNODE: ::int16_t = -4;
+pub const EVFILT_PROC: ::int16_t = -5;
+pub const EVFILT_SIGNAL: ::int16_t = -6;
+pub const EVFILT_TIMER: ::int16_t = -7;
+pub const EVFILT_USER: ::int16_t = -9;
+pub const EVFILT_FS: ::int16_t = -10;
+
+pub const EV_ADD: ::uint16_t = 0x1;
+pub const EV_DELETE: ::uint16_t = 0x2;
+pub const EV_ENABLE: ::uint16_t = 0x4;
+pub const EV_DISABLE: ::uint16_t = 0x8;
+pub const EV_ONESHOT: ::uint16_t = 0x10;
+pub const EV_CLEAR: ::uint16_t = 0x20;
+pub const EV_RECEIPT: ::uint16_t = 0x40;
+pub const EV_DISPATCH: ::uint16_t = 0x80;
+pub const EV_NODATA: ::uint16_t = 0x1000;
+pub const EV_FLAG1: ::uint16_t = 0x2000;
+pub const EV_ERROR: ::uint16_t = 0x4000;
+pub const EV_EOF: ::uint16_t = 0x8000;
+pub const EV_SYSFLAGS: ::uint16_t = 0xf000;
+
+pub const NOTE_TRIGGER: ::uint32_t = 0x01000000;
+pub const NOTE_FFNOP: ::uint32_t = 0x00000000;
+pub const NOTE_FFAND: ::uint32_t = 0x40000000;
+pub const NOTE_FFOR: ::uint32_t = 0x80000000;
+pub const NOTE_FFCOPY: ::uint32_t = 0xc0000000;
+pub const NOTE_FFCTRLMASK: ::uint32_t = 0xc0000000;
+pub const NOTE_FFLAGSMASK: ::uint32_t = 0x00ffffff;
+pub const NOTE_LOWAT: ::uint32_t = 0x00000001;
+pub const NOTE_OOB: ::uint32_t = 0x00000002;
+pub const NOTE_DELETE: ::uint32_t = 0x00000001;
+pub const NOTE_WRITE: ::uint32_t = 0x00000002;
+pub const NOTE_EXTEND: ::uint32_t = 0x00000004;
+pub const NOTE_ATTRIB: ::uint32_t = 0x00000008;
+pub const NOTE_LINK: ::uint32_t = 0x00000010;
+pub const NOTE_RENAME: ::uint32_t = 0x00000020;
+pub const NOTE_REVOKE: ::uint32_t = 0x00000040;
+pub const NOTE_EXIT: ::uint32_t = 0x80000000;
+pub const NOTE_FORK: ::uint32_t = 0x40000000;
+pub const NOTE_EXEC: ::uint32_t = 0x20000000;
+pub const NOTE_PDATAMASK: ::uint32_t = 0x000fffff;
+pub const NOTE_PCTRLMASK: ::uint32_t = 0xf0000000;
+pub const NOTE_TRACK: ::uint32_t = 0x00000001;
+pub const NOTE_TRACKERR: ::uint32_t = 0x00000002;
+pub const NOTE_CHILD: ::uint32_t = 0x00000004;
+
+pub const SO_SNDSPACE: ::c_int = 0x100a;
+pub const SO_CPUHINT: ::c_int = 0x1030;
+
+pub const AF_BLUETOOTH: ::c_int = 33;
+pub const AF_MPLS: ::c_int = 34;
+pub const AF_IEEE80211: ::c_int = 35;
+pub const AF_MAX: ::c_int = 36;
+
+pub const PF_BLUETOOTH: ::c_int = AF_BLUETOOTH;
+pub const PF_MAX: ::c_int = AF_MAX;
+
+pub const NET_RT_DUMP: ::c_int = 1;
+pub const NET_RT_FLAGS: ::c_int = 2;
+pub const NET_RT_IFLIST: ::c_int = 3;
+pub const NET_RT_MAXID: ::c_int = 4;
+
+pub const SOMAXOPT_SIZE: ::c_int = 65536;
+
+#[doc(hidden)]
+pub const NET_MAXID: ::c_int = AF_MAX;
+
+pub const MSG_UNUSED09: ::c_int = 0x00000200;
+pub const MSG_NOSIGNAL: ::c_int = 0x00000400;
+pub const MSG_SYNC: ::c_int = 0x00000800;
+pub const MSG_CMSG_CLOEXEC: ::c_int = 0x00001000;
+pub const MSG_FBLOCKING: ::c_int = 0x00010000;
+pub const MSG_FNONBLOCKING: ::c_int = 0x00020000;
+pub const MSG_FMASK: ::c_int = 0xFFFF0000;
+
+pub const EMPTY: ::c_short = 0;
+pub const RUN_LVL: ::c_short = 1;
+pub const BOOT_TIME: ::c_short = 2;
+pub const OLD_TIME: ::c_short = 3;
+pub const NEW_TIME: ::c_short = 4;
+pub const INIT_PROCESS: ::c_short = 5;
+pub const LOGIN_PROCESS: ::c_short = 6;
+pub const USER_PROCESS: ::c_short = 7;
+pub const DEAD_PROCESS: ::c_short = 8;
+
+pub const LC_COLLATE_MASK: ::c_int = (1 << 0);
+pub const LC_CTYPE_MASK: ::c_int = (1 << 1);
+pub const LC_MONETARY_MASK: ::c_int = (1 << 2);
+pub const LC_NUMERIC_MASK: ::c_int = (1 << 3);
+pub const LC_TIME_MASK: ::c_int = (1 << 4);
+pub const LC_MESSAGES_MASK: ::c_int = (1 << 5);
+pub const LC_ALL_MASK: ::c_int = LC_COLLATE_MASK
+                               | LC_CTYPE_MASK
+                               | LC_MESSAGES_MASK
+                               | LC_MONETARY_MASK
+                               | LC_NUMERIC_MASK
+                               | LC_TIME_MASK;
+
+pub const TIOCSIG: ::c_uint = 0x2000745f;
+pub const BTUARTDISC: ::c_int = 0x7;
+pub const TIOCDCDTIMESTAMP: ::c_uint = 0x40107458;
+pub const TIOCISPTMASTER: ::c_uint = 0x20007455;
+pub const TIOCMODG: ::c_uint = 0x40047403;
+pub const TIOCMODS: ::c_ulong = 0x80047404;
+pub const TIOCREMOTE: ::c_ulong = 0x80047469;
+
+extern {
+    pub fn mprotect(addr: *mut ::c_void, len: ::size_t, prot: ::c_int)
+                    -> ::c_int;
+    pub fn clock_getres(clk_id: clockid_t, tp: *mut ::timespec) -> ::c_int;
+    pub fn clock_gettime(clk_id: clockid_t, tp: *mut ::timespec) -> ::c_int;
+    pub fn clock_settime(clk_id: clockid_t, tp: *const ::timespec) -> ::c_int;
+
+    pub fn setutxdb(_type: ::c_uint, file: *mut ::c_char) -> ::c_int;
+
+    pub fn aio_waitcomplete(iocbp: *mut *mut aiocb,
+                            timeout: *mut ::timespec) -> ::c_int;
+
+    pub fn freelocale(loc: ::locale_t);
+}
diff --git a/libc/src/unix/bsd/freebsdlike/freebsd/aarch64.rs b/libc/src/unix/bsd/freebsdlike/freebsd/aarch64.rs
new file mode 100644
index 0000000..a2da845
--- /dev/null
+++ b/libc/src/unix/bsd/freebsdlike/freebsd/aarch64.rs
@@ -0,0 +1,30 @@
+pub type c_long = i64;
+pub type c_ulong = u64;
+pub type time_t = i64;
+pub type suseconds_t = i64;
+
+s! {
+    pub struct stat {
+        pub st_dev: ::dev_t,
+        pub st_ino: ::ino_t,
+        pub st_mode: ::mode_t,
+        pub st_nlink: ::nlink_t,
+        pub st_uid: ::uid_t,
+        pub st_gid: ::gid_t,
+        pub st_rdev: ::dev_t,
+        pub st_atime: ::time_t,
+        pub st_atime_nsec: ::c_long,
+        pub st_mtime: ::time_t,
+        pub st_mtime_nsec: ::c_long,
+        pub st_ctime: ::time_t,
+        pub st_ctime_nsec: ::c_long,
+        pub st_size: ::off_t,
+        pub st_blocks: ::blkcnt_t,
+        pub st_blksize: ::blksize_t,
+        pub st_flags: ::fflags_t,
+        pub st_gen: ::uint32_t,
+        pub st_lspare: ::int32_t,
+        pub st_birthtime: ::time_t,
+        pub st_birthtime_nsec: ::c_long,
+    }
+}
diff --git a/libc/src/unix/bsd/freebsdlike/freebsd/mod.rs b/libc/src/unix/bsd/freebsdlike/freebsd/mod.rs
new file mode 100644
index 0000000..aecf228
--- /dev/null
+++ b/libc/src/unix/bsd/freebsdlike/freebsd/mod.rs
@@ -0,0 +1,496 @@
+pub type fflags_t = u32;
+pub type clock_t = i32;
+pub type ino_t = u32;
+pub type lwpid_t = i32;
+pub type nlink_t = u16;
+pub type blksize_t = u32;
+pub type clockid_t = ::c_int;
+pub type sem_t = _sem;
+
+pub type fsblkcnt_t = ::uint64_t;
+pub type fsfilcnt_t = ::uint64_t;
+pub type idtype_t = ::c_uint;
+
+s! {
+    pub struct utmpx {
+        pub ut_type: ::c_short,
+        pub ut_tv: ::timeval,
+        pub ut_id: [::c_char; 8],
+        pub ut_pid: ::pid_t,
+        pub ut_user: [::c_char; 32],
+        pub ut_line: [::c_char; 16],
+        pub ut_host: [::c_char; 128],
+        pub __ut_spare: [::c_char; 64],
+    }
+
+    pub struct aiocb {
+        pub aio_fildes: ::c_int,
+        pub aio_offset: ::off_t,
+        pub aio_buf: *mut ::c_void,
+        pub aio_nbytes: ::size_t,
+        __unused1: [::c_int; 2],
+        __unused2: *mut ::c_void,
+        pub aio_lio_opcode: ::c_int,
+        pub aio_reqprio: ::c_int,
+        // unused 3 through 5 are the __aiocb_private structure
+        __unused3: ::c_long,
+        __unused4: ::c_long,
+        __unused5: *mut ::c_void,
+        pub aio_sigevent: sigevent
+    }
+
+    pub struct dirent {
+        pub d_fileno: u32,
+        pub d_reclen: u16,
+        pub d_type: u8,
+        pub d_namlen: u8,
+        pub d_name: [::c_char; 256],
+    }
+
+    pub struct jail {
+        pub version: u32,
+        pub path: *mut ::c_char,
+        pub hostname: *mut ::c_char,
+        pub jailname: *mut ::c_char,
+        pub ip4s: ::c_uint,
+        pub ip6s: ::c_uint,
+        pub ip4: *mut ::in_addr,
+        pub ip6: *mut ::in6_addr,
+    }
+
+    pub struct sigevent {
+        pub sigev_notify: ::c_int,
+        pub sigev_signo: ::c_int,
+        pub sigev_value: ::sigval,
+        //The rest of the structure is actually a union.  We expose only
+        //sigev_notify_thread_id because it's the most useful union member.
+        pub sigev_notify_thread_id: ::lwpid_t,
+        #[cfg(target_pointer_width = "64")]
+        __unused1: ::c_int,
+        __unused2: [::c_long; 7]
+    }
+
+    pub struct statvfs {
+        pub f_bavail: ::fsblkcnt_t,
+        pub f_bfree: ::fsblkcnt_t,
+        pub f_blocks: ::fsblkcnt_t,
+        pub f_favail: ::fsfilcnt_t,
+        pub f_ffree: ::fsfilcnt_t,
+        pub f_files: ::fsfilcnt_t,
+        pub f_bsize: ::c_ulong,
+        pub f_flag: ::c_ulong,
+        pub f_frsize: ::c_ulong,
+        pub f_fsid: ::c_ulong,
+        pub f_namemax: ::c_ulong,
+    }
+
+    // internal structure has changed over time
+    pub struct _sem {
+        data: [u32; 4],
+    }
+}
+
+pub const SIGEV_THREAD_ID: ::c_int = 4;
+
+pub const RAND_MAX: ::c_int = 0x7fff_fffd;
+pub const PTHREAD_STACK_MIN: ::size_t = 2048;
+pub const PTHREAD_MUTEX_ADAPTIVE_NP: ::c_int = 4;
+pub const SIGSTKSZ: ::size_t = 34816;
+pub const SF_NODISKIO: ::c_int = 0x00000001;
+pub const SF_MNOWAIT: ::c_int = 0x00000002;
+pub const SF_SYNC: ::c_int = 0x00000004;
+pub const O_CLOEXEC: ::c_int = 0x00100000;
+pub const F_GETLK: ::c_int = 11;
+pub const F_SETLK: ::c_int = 12;
+pub const F_SETLKW: ::c_int = 13;
+pub const ELAST: ::c_int = 96;
+pub const RLIMIT_NPTS: ::c_int = 11;
+pub const RLIMIT_SWAP: ::c_int = 12;
+pub const RLIM_NLIMITS: ::rlim_t = 13;
+
+pub const Q_GETQUOTA: ::c_int = 0x700;
+pub const Q_SETQUOTA: ::c_int = 0x800;
+
+pub const POSIX_FADV_NORMAL: ::c_int = 0;
+pub const POSIX_FADV_RANDOM: ::c_int = 1;
+pub const POSIX_FADV_SEQUENTIAL: ::c_int = 2;
+pub const POSIX_FADV_WILLNEED: ::c_int = 3;
+pub const POSIX_FADV_DONTNEED: ::c_int = 4;
+pub const POSIX_FADV_NOREUSE: ::c_int = 5;
+
+pub const EVFILT_READ: ::int16_t = -1;
+pub const EVFILT_WRITE: ::int16_t = -2;
+pub const EVFILT_AIO: ::int16_t = -3;
+pub const EVFILT_VNODE: ::int16_t = -4;
+pub const EVFILT_PROC: ::int16_t = -5;
+pub const EVFILT_SIGNAL: ::int16_t = -6;
+pub const EVFILT_TIMER: ::int16_t = -7;
+pub const EVFILT_FS: ::int16_t = -9;
+pub const EVFILT_LIO: ::int16_t = -10;
+pub const EVFILT_USER: ::int16_t = -11;
+
+pub const EV_ADD: ::uint16_t = 0x1;
+pub const EV_DELETE: ::uint16_t = 0x2;
+pub const EV_ENABLE: ::uint16_t = 0x4;
+pub const EV_DISABLE: ::uint16_t = 0x8;
+pub const EV_ONESHOT: ::uint16_t = 0x10;
+pub const EV_CLEAR: ::uint16_t = 0x20;
+pub const EV_RECEIPT: ::uint16_t = 0x40;
+pub const EV_DISPATCH: ::uint16_t = 0x80;
+pub const EV_DROP: ::uint16_t = 0x1000;
+pub const EV_FLAG1: ::uint16_t = 0x2000;
+pub const EV_ERROR: ::uint16_t = 0x4000;
+pub const EV_EOF: ::uint16_t = 0x8000;
+pub const EV_SYSFLAGS: ::uint16_t = 0xf000;
+
+pub const NOTE_TRIGGER: ::uint32_t = 0x01000000;
+pub const NOTE_FFNOP: ::uint32_t = 0x00000000;
+pub const NOTE_FFAND: ::uint32_t = 0x40000000;
+pub const NOTE_FFOR: ::uint32_t = 0x80000000;
+pub const NOTE_FFCOPY: ::uint32_t = 0xc0000000;
+pub const NOTE_FFCTRLMASK: ::uint32_t = 0xc0000000;
+pub const NOTE_FFLAGSMASK: ::uint32_t = 0x00ffffff;
+pub const NOTE_LOWAT: ::uint32_t = 0x00000001;
+pub const NOTE_DELETE: ::uint32_t = 0x00000001;
+pub const NOTE_WRITE: ::uint32_t = 0x00000002;
+pub const NOTE_EXTEND: ::uint32_t = 0x00000004;
+pub const NOTE_ATTRIB: ::uint32_t = 0x00000008;
+pub const NOTE_LINK: ::uint32_t = 0x00000010;
+pub const NOTE_RENAME: ::uint32_t = 0x00000020;
+pub const NOTE_REVOKE: ::uint32_t = 0x00000040;
+pub const NOTE_EXIT: ::uint32_t = 0x80000000;
+pub const NOTE_FORK: ::uint32_t = 0x40000000;
+pub const NOTE_EXEC: ::uint32_t = 0x20000000;
+pub const NOTE_PDATAMASK: ::uint32_t = 0x000fffff;
+pub const NOTE_PCTRLMASK: ::uint32_t = 0xf0000000;
+pub const NOTE_TRACK: ::uint32_t = 0x00000001;
+pub const NOTE_TRACKERR: ::uint32_t = 0x00000002;
+pub const NOTE_CHILD: ::uint32_t = 0x00000004;
+pub const NOTE_SECONDS: ::uint32_t = 0x00000001;
+pub const NOTE_MSECONDS: ::uint32_t = 0x00000002;
+pub const NOTE_USECONDS: ::uint32_t = 0x00000004;
+pub const NOTE_NSECONDS: ::uint32_t = 0x00000008;
+
+pub const MADV_PROTECT: ::c_int = 10;
+pub const RUSAGE_THREAD: ::c_int = 1;
+
+pub const CLOCK_REALTIME: clockid_t = 0;
+pub const CLOCK_VIRTUAL: clockid_t = 1;
+pub const CLOCK_PROF: clockid_t = 2;
+pub const CLOCK_MONOTONIC: clockid_t = 4;
+pub const CLOCK_UPTIME: clockid_t = 5;
+pub const CLOCK_UPTIME_PRECISE: clockid_t = 7;
+pub const CLOCK_UPTIME_FAST: clockid_t = 8;
+pub const CLOCK_REALTIME_PRECISE: clockid_t = 9;
+pub const CLOCK_REALTIME_FAST: clockid_t = 10;
+pub const CLOCK_MONOTONIC_PRECISE: clockid_t = 11;
+pub const CLOCK_MONOTONIC_FAST: clockid_t = 12;
+pub const CLOCK_SECOND: clockid_t = 13;
+pub const CLOCK_THREAD_CPUTIME_ID: clockid_t = 14;
+pub const CLOCK_PROCESS_CPUTIME_ID: clockid_t = 15;
+
+pub const CTL_UNSPEC: ::c_int = 0;
+pub const CTL_KERN: ::c_int = 1;
+pub const CTL_VM: ::c_int = 2;
+pub const CTL_VFS: ::c_int = 3;
+pub const CTL_NET: ::c_int = 4;
+pub const CTL_DEBUG: ::c_int = 5;
+pub const CTL_HW: ::c_int = 6;
+pub const CTL_MACHDEP: ::c_int = 7;
+pub const CTL_USER: ::c_int = 8;
+pub const CTL_P1003_1B: ::c_int = 9;
+pub const KERN_OSTYPE: ::c_int = 1;
+pub const KERN_OSRELEASE: ::c_int = 2;
+pub const KERN_OSREV: ::c_int = 3;
+pub const KERN_VERSION: ::c_int = 4;
+pub const KERN_MAXVNODES: ::c_int = 5;
+pub const KERN_MAXPROC: ::c_int = 6;
+pub const KERN_MAXFILES: ::c_int = 7;
+pub const KERN_ARGMAX: ::c_int = 8;
+pub const KERN_SECURELVL: ::c_int = 9;
+pub const KERN_HOSTNAME: ::c_int = 10;
+pub const KERN_HOSTID: ::c_int = 11;
+pub const KERN_CLOCKRATE: ::c_int = 12;
+pub const KERN_VNODE: ::c_int = 13;
+pub const KERN_PROC: ::c_int = 14;
+pub const KERN_FILE: ::c_int = 15;
+pub const KERN_PROF: ::c_int = 16;
+pub const KERN_POSIX1: ::c_int = 17;
+pub const KERN_NGROUPS: ::c_int = 18;
+pub const KERN_JOB_CONTROL: ::c_int = 19;
+pub const KERN_SAVED_IDS: ::c_int = 20;
+pub const KERN_BOOTTIME: ::c_int = 21;
+pub const KERN_NISDOMAINNAME: ::c_int = 22;
+pub const KERN_UPDATEINTERVAL: ::c_int = 23;
+pub const KERN_OSRELDATE: ::c_int = 24;
+pub const KERN_NTP_PLL: ::c_int = 25;
+pub const KERN_BOOTFILE: ::c_int = 26;
+pub const KERN_MAXFILESPERPROC: ::c_int = 27;
+pub const KERN_MAXPROCPERUID: ::c_int = 28;
+pub const KERN_DUMPDEV: ::c_int = 29;
+pub const KERN_IPC: ::c_int = 30;
+pub const KERN_DUMMY: ::c_int = 31;
+pub const KERN_PS_STRINGS: ::c_int = 32;
+pub const KERN_USRSTACK: ::c_int = 33;
+pub const KERN_LOGSIGEXIT: ::c_int = 34;
+pub const KERN_IOV_MAX: ::c_int = 35;
+pub const KERN_HOSTUUID: ::c_int = 36;
+pub const KERN_ARND: ::c_int = 37;
+pub const KERN_PROC_ALL: ::c_int = 0;
+pub const KERN_PROC_PID: ::c_int = 1;
+pub const KERN_PROC_PGRP: ::c_int = 2;
+pub const KERN_PROC_SESSION: ::c_int = 3;
+pub const KERN_PROC_TTY: ::c_int = 4;
+pub const KERN_PROC_UID: ::c_int = 5;
+pub const KERN_PROC_RUID: ::c_int = 6;
+pub const KERN_PROC_ARGS: ::c_int = 7;
+pub const KERN_PROC_PROC: ::c_int = 8;
+pub const KERN_PROC_SV_NAME: ::c_int = 9;
+pub const KERN_PROC_RGID: ::c_int = 10;
+pub const KERN_PROC_GID: ::c_int = 11;
+pub const KERN_PROC_PATHNAME: ::c_int = 12;
+pub const KERN_PROC_OVMMAP: ::c_int = 13;
+pub const KERN_PROC_OFILEDESC: ::c_int = 14;
+pub const KERN_PROC_KSTACK: ::c_int = 15;
+pub const KERN_PROC_INC_THREAD: ::c_int = 0x10;
+pub const KERN_PROC_VMMAP: ::c_int = 32;
+pub const KERN_PROC_FILEDESC: ::c_int = 33;
+pub const KERN_PROC_GROUPS: ::c_int = 34;
+pub const KERN_PROC_ENV: ::c_int = 35;
+pub const KERN_PROC_AUXV: ::c_int = 36;
+pub const KERN_PROC_RLIMIT: ::c_int = 37;
+pub const KERN_PROC_PS_STRINGS: ::c_int = 38;
+pub const KERN_PROC_UMASK: ::c_int = 39;
+pub const KERN_PROC_OSREL: ::c_int = 40;
+pub const KERN_PROC_SIGTRAMP: ::c_int = 41;
+pub const KIPC_MAXSOCKBUF: ::c_int = 1;
+pub const KIPC_SOCKBUF_WASTE: ::c_int = 2;
+pub const KIPC_SOMAXCONN: ::c_int = 3;
+pub const KIPC_MAX_LINKHDR: ::c_int = 4;
+pub const KIPC_MAX_PROTOHDR: ::c_int = 5;
+pub const KIPC_MAX_HDR: ::c_int = 6;
+pub const KIPC_MAX_DATALEN: ::c_int = 7;
+pub const HW_MACHINE: ::c_int = 1;
+pub const HW_MODEL: ::c_int = 2;
+pub const HW_NCPU: ::c_int = 3;
+pub const HW_BYTEORDER: ::c_int = 4;
+pub const HW_PHYSMEM: ::c_int = 5;
+pub const HW_USERMEM: ::c_int = 6;
+pub const HW_PAGESIZE: ::c_int = 7;
+pub const HW_DISKNAMES: ::c_int = 8;
+pub const HW_DISKSTATS: ::c_int = 9;
+pub const HW_FLOATINGPT: ::c_int = 10;
+pub const HW_MACHINE_ARCH: ::c_int = 11;
+pub const HW_REALMEM: ::c_int = 12;
+pub const USER_CS_PATH: ::c_int = 1;
+pub const USER_BC_BASE_MAX: ::c_int = 2;
+pub const USER_BC_DIM_MAX: ::c_int = 3;
+pub const USER_BC_SCALE_MAX: ::c_int = 4;
+pub const USER_BC_STRING_MAX: ::c_int = 5;
+pub const USER_COLL_WEIGHTS_MAX: ::c_int = 6;
+pub const USER_EXPR_NEST_MAX: ::c_int = 7;
+pub const USER_LINE_MAX: ::c_int = 8;
+pub const USER_RE_DUP_MAX: ::c_int = 9;
+pub const USER_POSIX2_VERSION: ::c_int = 10;
+pub const USER_POSIX2_C_BIND: ::c_int = 11;
+pub const USER_POSIX2_C_DEV: ::c_int = 12;
+pub const USER_POSIX2_CHAR_TERM: ::c_int = 13;
+pub const USER_POSIX2_FORT_DEV: ::c_int = 14;
+pub const USER_POSIX2_FORT_RUN: ::c_int = 15;
+pub const USER_POSIX2_LOCALEDEF: ::c_int = 16;
+pub const USER_POSIX2_SW_DEV: ::c_int = 17;
+pub const USER_POSIX2_UPE: ::c_int = 18;
+pub const USER_STREAM_MAX: ::c_int = 19;
+pub const USER_TZNAME_MAX: ::c_int = 20;
+pub const CTL_P1003_1B_ASYNCHRONOUS_IO: ::c_int = 1;
+pub const CTL_P1003_1B_MAPPED_FILES: ::c_int = 2;
+pub const CTL_P1003_1B_MEMLOCK: ::c_int = 3;
+pub const CTL_P1003_1B_MEMLOCK_RANGE: ::c_int = 4;
+pub const CTL_P1003_1B_MEMORY_PROTECTION: ::c_int = 5;
+pub const CTL_P1003_1B_MESSAGE_PASSING: ::c_int = 6;
+pub const CTL_P1003_1B_PRIORITIZED_IO: ::c_int = 7;
+pub const CTL_P1003_1B_PRIORITY_SCHEDULING: ::c_int = 8;
+pub const CTL_P1003_1B_REALTIME_SIGNALS: ::c_int = 9;
+pub const CTL_P1003_1B_SEMAPHORES: ::c_int = 10;
+pub const CTL_P1003_1B_FSYNC: ::c_int = 11;
+pub const CTL_P1003_1B_SHARED_MEMORY_OBJECTS: ::c_int = 12;
+pub const CTL_P1003_1B_SYNCHRONIZED_IO: ::c_int = 13;
+pub const CTL_P1003_1B_TIMERS: ::c_int = 14;
+pub const CTL_P1003_1B_AIO_LISTIO_MAX: ::c_int = 15;
+pub const CTL_P1003_1B_AIO_MAX: ::c_int = 16;
+pub const CTL_P1003_1B_AIO_PRIO_DELTA_MAX: ::c_int = 17;
+pub const CTL_P1003_1B_DELAYTIMER_MAX: ::c_int = 18;
+pub const CTL_P1003_1B_MQ_OPEN_MAX: ::c_int = 19;
+pub const CTL_P1003_1B_PAGESIZE: ::c_int = 20;
+pub const CTL_P1003_1B_RTSIG_MAX: ::c_int = 21;
+pub const CTL_P1003_1B_SEM_NSEMS_MAX: ::c_int = 22;
+pub const CTL_P1003_1B_SEM_VALUE_MAX: ::c_int = 23;
+pub const CTL_P1003_1B_SIGQUEUE_MAX: ::c_int = 24;
+pub const CTL_P1003_1B_TIMER_MAX: ::c_int = 25;
+pub const TIOCGPTN: ::c_uint = 0x4004740f;
+pub const TIOCPTMASTER: ::c_uint = 0x2000741c;
+pub const TIOCSIG: ::c_uint = 0x2004745f;
+pub const TIOCM_DCD: ::c_int = 0x40;
+pub const H4DISC: ::c_int = 0x7;
+
+pub const JAIL_API_VERSION: u32 = 2;
+pub const JAIL_CREATE: ::c_int = 0x01;
+pub const JAIL_UPDATE: ::c_int = 0x02;
+pub const JAIL_ATTACH: ::c_int = 0x04;
+pub const JAIL_DYING: ::c_int = 0x08;
+pub const JAIL_SET_MASK: ::c_int = 0x0f;
+pub const JAIL_GET_MASK: ::c_int = 0x08;
+pub const JAIL_SYS_DISABLE: ::c_int = 0;
+pub const JAIL_SYS_NEW: ::c_int = 1;
+pub const JAIL_SYS_INHERIT: ::c_int = 2;
+
+pub const SO_BINTIME: ::c_int = 0x2000;
+pub const SO_NO_OFFLOAD: ::c_int = 0x4000;
+pub const SO_NO_DDP: ::c_int = 0x8000;
+pub const SO_LABEL: ::c_int = 0x1009;
+pub const SO_PEERLABEL: ::c_int = 0x1010;
+pub const SO_LISTENQLIMIT: ::c_int = 0x1011;
+pub const SO_LISTENQLEN: ::c_int = 0x1012;
+pub const SO_LISTENINCQLEN: ::c_int = 0x1013;
+pub const SO_SETFIB: ::c_int = 0x1014;
+pub const SO_USER_COOKIE: ::c_int = 0x1015;
+pub const SO_PROTOCOL: ::c_int = 0x1016;
+pub const SO_PROTOTYPE: ::c_int = SO_PROTOCOL;
+pub const SO_VENDOR: ::c_int = 0x80000000;
+
+pub const AF_SLOW: ::c_int = 33;
+pub const AF_SCLUSTER: ::c_int = 34;
+pub const AF_ARP: ::c_int = 35;
+pub const AF_BLUETOOTH: ::c_int = 36;
+pub const AF_IEEE80211: ::c_int = 37;
+pub const AF_INET_SDP: ::c_int = 40;
+pub const AF_INET6_SDP: ::c_int = 42;
+#[doc(hidden)]
+pub const AF_MAX: ::c_int = 42;
+
+pub const PF_SLOW: ::c_int = AF_SLOW;
+pub const PF_SCLUSTER: ::c_int = AF_SCLUSTER;
+pub const PF_ARP: ::c_int = AF_ARP;
+pub const PF_BLUETOOTH: ::c_int = AF_BLUETOOTH;
+pub const PF_IEEE80211: ::c_int = AF_IEEE80211;
+pub const PF_INET_SDP: ::c_int = AF_INET_SDP;
+pub const PF_INET6_SDP: ::c_int = AF_INET6_SDP;
+#[doc(hidden)]
+pub const PF_MAX: ::c_int = AF_MAX;
+
+pub const NET_RT_DUMP: ::c_int = 1;
+pub const NET_RT_FLAGS: ::c_int = 2;
+pub const NET_RT_IFLIST: ::c_int = 3;
+pub const NET_RT_IFMALIST: ::c_int = 4;
+pub const NET_RT_IFLISTL: ::c_int = 5;
+
+// The *_MAXID constants never should've been used outside of the
+// FreeBSD base system.  And with the exception of CTL_P1003_1B_MAXID,
+// they were all removed in svn r262489.  They remain here for backwards
+// compatibility only, and are scheduled to be removed in libc 1.0.0.
+#[doc(hidden)]
+pub const NET_MAXID: ::c_int = AF_MAX;
+#[doc(hidden)]
+pub const CTL_MAXID: ::c_int = 10;
+#[doc(hidden)]
+pub const KERN_MAXID: ::c_int = 38;
+#[doc(hidden)]
+pub const HW_MAXID: ::c_int = 13;
+#[doc(hidden)]
+pub const USER_MAXID: ::c_int = 21;
+#[doc(hidden)]
+pub const CTL_P1003_1B_MAXID: ::c_int = 26;
+
+pub const MSG_NOTIFICATION: ::c_int = 0x00002000;
+pub const MSG_NBIO: ::c_int = 0x00004000;
+pub const MSG_COMPAT: ::c_int = 0x00008000;
+pub const MSG_CMSG_CLOEXEC: ::c_int = 0x00040000;
+pub const MSG_NOSIGNAL: ::c_int = 0x20000;
+
+pub const EMPTY: ::c_short = 0;
+pub const BOOT_TIME: ::c_short = 1;
+pub const OLD_TIME: ::c_short = 2;
+pub const NEW_TIME: ::c_short = 3;
+pub const USER_PROCESS: ::c_short = 4;
+pub const INIT_PROCESS: ::c_short = 5;
+pub const LOGIN_PROCESS: ::c_short = 6;
+pub const DEAD_PROCESS: ::c_short = 7;
+pub const SHUTDOWN_TIME: ::c_short = 8;
+
+pub const LC_COLLATE_MASK: ::c_int = (1 << 0);
+pub const LC_CTYPE_MASK: ::c_int = (1 << 1);
+pub const LC_MESSAGES_MASK: ::c_int = (1 << 2);
+pub const LC_MONETARY_MASK: ::c_int = (1 << 3);
+pub const LC_NUMERIC_MASK: ::c_int = (1 << 4);
+pub const LC_TIME_MASK: ::c_int = (1 << 5);
+pub const LC_ALL_MASK: ::c_int = LC_COLLATE_MASK
+                               | LC_CTYPE_MASK
+                               | LC_MESSAGES_MASK
+                               | LC_MONETARY_MASK
+                               | LC_NUMERIC_MASK
+                               | LC_TIME_MASK;
+
+pub const WSTOPPED: ::c_int = 2; // same as WUNTRACED
+pub const WCONTINUED: ::c_int = 4;
+pub const WNOWAIT: ::c_int = 8;
+pub const WEXITED: ::c_int = 16;
+pub const WTRAPPED: ::c_int = 32;
+
+// FreeBSD defines a great many more of these, we only expose the
+// standardized ones.
+pub const P_PID: idtype_t = 0;
+pub const P_PGID: idtype_t = 2;
+pub const P_ALL: idtype_t = 7;
+
+extern {
+    pub fn __error() -> *mut ::c_int;
+
+    pub fn mprotect(addr: *const ::c_void, len: ::size_t, prot: ::c_int)
+                    -> ::c_int;
+
+    pub fn clock_getres(clk_id: clockid_t, tp: *mut ::timespec) -> ::c_int;
+    pub fn clock_gettime(clk_id: clockid_t, tp: *mut ::timespec) -> ::c_int;
+    pub fn clock_settime(clk_id: clockid_t, tp: *const ::timespec) -> ::c_int;
+
+    pub fn jail(jail: *mut ::jail) -> ::c_int;
+    pub fn jail_attach(jid: ::c_int) -> ::c_int;
+    pub fn jail_remove(jid: ::c_int) -> ::c_int;
+    pub fn jail_get(iov: *mut ::iovec, niov: ::c_uint, flags: ::c_int)
+                    -> ::c_int;
+    pub fn jail_set(iov: *mut ::iovec, niov: ::c_uint, flags: ::c_int)
+                    -> ::c_int;
+
+    pub fn posix_fallocate(fd: ::c_int, offset: ::off_t,
+                           len: ::off_t) -> ::c_int;
+    pub fn posix_fadvise(fd: ::c_int, offset: ::off_t, len: ::off_t,
+                         advise: ::c_int) -> ::c_int;
+    pub fn mkostemp(template: *mut ::c_char, flags: ::c_int) -> ::c_int;
+    pub fn mkostemps(template: *mut ::c_char,
+                     suffixlen: ::c_int,
+                     flags: ::c_int) -> ::c_int;
+
+    pub fn getutxuser(user: *const ::c_char) -> *mut utmpx;
+    pub fn setutxdb(_type: ::c_int, file: *const ::c_char) -> ::c_int;
+
+    pub fn aio_waitcomplete(iocbp: *mut *mut aiocb,
+                            timeout: *mut ::timespec) -> ::ssize_t;
+
+    pub fn freelocale(loc: ::locale_t) -> ::c_int;
+    pub fn waitid(idtype: idtype_t, id: ::id_t, infop: *mut ::siginfo_t,
+                  options: ::c_int) -> ::c_int;
+}
+
+cfg_if! {
+    if #[cfg(target_arch = "x86")] {
+        mod x86;
+        pub use self::x86::*;
+    } else if #[cfg(target_arch = "x86_64")] {
+        mod x86_64;
+        pub use self::x86_64::*;
+    } else if #[cfg(target_arch = "aarch64")] {
+        mod aarch64;
+        pub use self::aarch64::*;
+    } else {
+        // Unknown target_arch
+    }
+}
diff --git a/libc/src/unix/bsd/freebsdlike/freebsd/x86.rs b/libc/src/unix/bsd/freebsdlike/freebsd/x86.rs
new file mode 100644
index 0000000..8a5e5f9
--- /dev/null
+++ b/libc/src/unix/bsd/freebsdlike/freebsd/x86.rs
@@ -0,0 +1,31 @@
+pub type c_long = i32;
+pub type c_ulong = u32;
+pub type time_t = i32;
+pub type suseconds_t = i32;
+
+s! {
+    pub struct stat {
+        pub st_dev: ::dev_t,
+        pub st_ino: ::ino_t,
+        pub st_mode: ::mode_t,
+        pub st_nlink: ::nlink_t,
+        pub st_uid: ::uid_t,
+        pub st_gid: ::gid_t,
+        pub st_rdev: ::dev_t,
+        pub st_atime: ::time_t,
+        pub st_atime_nsec: ::c_long,
+        pub st_mtime: ::time_t,
+        pub st_mtime_nsec: ::c_long,
+        pub st_ctime: ::time_t,
+        pub st_ctime_nsec: ::c_long,
+        pub st_size: ::off_t,
+        pub st_blocks: ::blkcnt_t,
+        pub st_blksize: ::blksize_t,
+        pub st_flags: ::fflags_t,
+        pub st_gen: ::uint32_t,
+        pub st_lspare: ::int32_t,
+        pub st_birthtime: ::time_t,
+        pub st_birthtime_nsec: ::c_long,
+        __unused: [u8; 8],
+    }
+}
diff --git a/libc/src/unix/bsd/freebsdlike/freebsd/x86_64.rs b/libc/src/unix/bsd/freebsdlike/freebsd/x86_64.rs
new file mode 100644
index 0000000..a2da845
--- /dev/null
+++ b/libc/src/unix/bsd/freebsdlike/freebsd/x86_64.rs
@@ -0,0 +1,30 @@
+pub type c_long = i64;
+pub type c_ulong = u64;
+pub type time_t = i64;
+pub type suseconds_t = i64;
+
+s! {
+    pub struct stat {
+        pub st_dev: ::dev_t,
+        pub st_ino: ::ino_t,
+        pub st_mode: ::mode_t,
+        pub st_nlink: ::nlink_t,
+        pub st_uid: ::uid_t,
+        pub st_gid: ::gid_t,
+        pub st_rdev: ::dev_t,
+        pub st_atime: ::time_t,
+        pub st_atime_nsec: ::c_long,
+        pub st_mtime: ::time_t,
+        pub st_mtime_nsec: ::c_long,
+        pub st_ctime: ::time_t,
+        pub st_ctime_nsec: ::c_long,
+        pub st_size: ::off_t,
+        pub st_blocks: ::blkcnt_t,
+        pub st_blksize: ::blksize_t,
+        pub st_flags: ::fflags_t,
+        pub st_gen: ::uint32_t,
+        pub st_lspare: ::int32_t,
+        pub st_birthtime: ::time_t,
+        pub st_birthtime_nsec: ::c_long,
+    }
+}
diff --git a/libc/src/unix/bsd/freebsdlike/mod.rs b/libc/src/unix/bsd/freebsdlike/mod.rs
new file mode 100644
index 0000000..f9c8dcb
--- /dev/null
+++ b/libc/src/unix/bsd/freebsdlike/mod.rs
@@ -0,0 +1,1057 @@
+pub type dev_t = u32;
+pub type mode_t = u16;
+pub type pthread_attr_t = *mut ::c_void;
+pub type rlim_t = i64;
+pub type pthread_mutex_t = *mut ::c_void;
+pub type pthread_mutexattr_t = *mut ::c_void;
+pub type pthread_cond_t = *mut ::c_void;
+pub type pthread_condattr_t = *mut ::c_void;
+pub type pthread_rwlock_t = *mut ::c_void;
+pub type pthread_key_t = ::c_int;
+pub type tcflag_t = ::c_uint;
+pub type speed_t = ::c_uint;
+pub type nl_item = ::c_int;
+pub type id_t = i64;
+
+pub enum timezone {}
+
+s! {
+    pub struct glob_t {
+        pub gl_pathc:  ::size_t,
+        pub gl_matchc: ::size_t,
+        pub gl_offs:   ::size_t,
+        pub gl_flags:  ::c_int,
+        pub gl_pathv:  *mut *mut ::c_char,
+        __unused3: *mut ::c_void,
+        __unused4: *mut ::c_void,
+        __unused5: *mut ::c_void,
+        __unused6: *mut ::c_void,
+        __unused7: *mut ::c_void,
+        __unused8: *mut ::c_void,
+    }
+
+    pub struct kevent {
+        pub ident: ::uintptr_t,
+        pub filter: ::c_short,
+        pub flags: ::c_ushort,
+        pub fflags: ::c_uint,
+        pub data: ::intptr_t,
+        pub udata: *mut ::c_void,
+    }
+
+    pub struct sockaddr_storage {
+        pub ss_len: u8,
+        pub ss_family: ::sa_family_t,
+        __ss_pad1: [u8; 6],
+        __ss_align: i64,
+        __ss_pad2: [u8; 112],
+    }
+
+    pub struct addrinfo {
+        pub ai_flags: ::c_int,
+        pub ai_family: ::c_int,
+        pub ai_socktype: ::c_int,
+        pub ai_protocol: ::c_int,
+        pub ai_addrlen: ::socklen_t,
+        pub ai_canonname: *mut ::c_char,
+        pub ai_addr: *mut ::sockaddr,
+        pub ai_next: *mut addrinfo,
+    }
+
+    pub struct sigset_t {
+        bits: [u32; 4],
+    }
+
+    pub struct siginfo_t {
+        pub si_signo: ::c_int,
+        pub si_errno: ::c_int,
+        pub si_code: ::c_int,
+        pub si_pid: ::pid_t,
+        pub si_uid: ::uid_t,
+        pub si_status: ::c_int,
+        pub si_addr: *mut ::c_void,
+        _pad: [::c_int; 12],
+    }
+
+    pub struct sigaction {
+        pub sa_sigaction: ::sighandler_t,
+        pub sa_flags: ::c_int,
+        pub sa_mask: sigset_t,
+    }
+
+    pub struct stack_t {
+        // In FreeBSD 11 and later, ss_sp is actually a void*
+        pub ss_sp: *mut ::c_char,
+        pub ss_size: ::size_t,
+        pub ss_flags: ::c_int,
+    }
+
+    pub struct sched_param {
+        pub sched_priority: ::c_int,
+    }
+
+    pub struct Dl_info {
+        pub dli_fname: *const ::c_char,
+        pub dli_fbase: *mut ::c_void,
+        pub dli_sname: *const ::c_char,
+        pub dli_saddr: *mut ::c_void,
+    }
+
+    pub struct sockaddr_in {
+        pub sin_len: u8,
+        pub sin_family: ::sa_family_t,
+        pub sin_port: ::in_port_t,
+        pub sin_addr: ::in_addr,
+        pub sin_zero: [::c_char; 8],
+    }
+
+    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 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,
+        #[cfg(not(target_os = "dragonfly"))]
+        pub l_sysid: ::c_int,
+    }
+
+    pub struct sf_hdtr {
+        pub headers: *mut ::iovec,
+        pub hdr_cnt: ::c_int,
+        pub trailers: *mut ::iovec,
+        pub trl_cnt: ::c_int,
+    }
+
+    pub struct lconv {
+        pub decimal_point: *mut ::c_char,
+        pub thousands_sep: *mut ::c_char,
+        pub grouping: *mut ::c_char,
+        pub int_curr_symbol: *mut ::c_char,
+        pub currency_symbol: *mut ::c_char,
+        pub mon_decimal_point: *mut ::c_char,
+        pub mon_thousands_sep: *mut ::c_char,
+        pub mon_grouping: *mut ::c_char,
+        pub positive_sign: *mut ::c_char,
+        pub negative_sign: *mut ::c_char,
+        pub int_frac_digits: ::c_char,
+        pub frac_digits: ::c_char,
+        pub p_cs_precedes: ::c_char,
+        pub p_sep_by_space: ::c_char,
+        pub n_cs_precedes: ::c_char,
+        pub n_sep_by_space: ::c_char,
+        pub p_sign_posn: ::c_char,
+        pub n_sign_posn: ::c_char,
+        pub int_p_cs_precedes: ::c_char,
+        pub int_n_cs_precedes: ::c_char,
+        pub int_p_sep_by_space: ::c_char,
+        pub int_n_sep_by_space: ::c_char,
+        pub int_p_sign_posn: ::c_char,
+        pub int_n_sign_posn: ::c_char,
+    }
+}
+
+pub const AIO_LISTIO_MAX: ::c_int = 16;
+pub const AIO_CANCELED: ::c_int = 1;
+pub const AIO_NOTCANCELED: ::c_int = 2;
+pub const AIO_ALLDONE: ::c_int = 3;
+pub const LIO_NOP: ::c_int = 0;
+pub const LIO_WRITE: ::c_int = 1;
+pub const LIO_READ: ::c_int = 2;
+pub const LIO_WAIT: ::c_int = 1;
+pub const LIO_NOWAIT: ::c_int = 0;
+
+pub const SIGEV_NONE: ::c_int = 0;
+pub const SIGEV_SIGNAL: ::c_int = 1;
+pub const SIGEV_THREAD: ::c_int = 2;
+pub const SIGEV_KEVENT: ::c_int = 3;
+
+pub const CODESET: ::nl_item = 0;
+pub const D_T_FMT: ::nl_item = 1;
+pub const D_FMT: ::nl_item = 2;
+pub const T_FMT: ::nl_item = 3;
+pub const T_FMT_AMPM: ::nl_item = 4;
+pub const AM_STR: ::nl_item = 5;
+pub const PM_STR: ::nl_item = 6;
+
+pub const DAY_1: ::nl_item = 7;
+pub const DAY_2: ::nl_item = 8;
+pub const DAY_3: ::nl_item = 9;
+pub const DAY_4: ::nl_item = 10;
+pub const DAY_5: ::nl_item = 11;
+pub const DAY_6: ::nl_item = 12;
+pub const DAY_7: ::nl_item = 13;
+
+pub const ABDAY_1: ::nl_item = 14;
+pub const ABDAY_2: ::nl_item = 15;
+pub const ABDAY_3: ::nl_item = 16;
+pub const ABDAY_4: ::nl_item = 17;
+pub const ABDAY_5: ::nl_item = 18;
+pub const ABDAY_6: ::nl_item = 19;
+pub const ABDAY_7: ::nl_item = 20;
+
+pub const MON_1: ::nl_item = 21;
+pub const MON_2: ::nl_item = 22;
+pub const MON_3: ::nl_item = 23;
+pub const MON_4: ::nl_item = 24;
+pub const MON_5: ::nl_item = 25;
+pub const MON_6: ::nl_item = 26;
+pub const MON_7: ::nl_item = 27;
+pub const MON_8: ::nl_item = 28;
+pub const MON_9: ::nl_item = 29;
+pub const MON_10: ::nl_item = 30;
+pub const MON_11: ::nl_item = 31;
+pub const MON_12: ::nl_item = 32;
+
+pub const ABMON_1: ::nl_item = 33;
+pub const ABMON_2: ::nl_item = 34;
+pub const ABMON_3: ::nl_item = 35;
+pub const ABMON_4: ::nl_item = 36;
+pub const ABMON_5: ::nl_item = 37;
+pub const ABMON_6: ::nl_item = 38;
+pub const ABMON_7: ::nl_item = 39;
+pub const ABMON_8: ::nl_item = 40;
+pub const ABMON_9: ::nl_item = 41;
+pub const ABMON_10: ::nl_item = 42;
+pub const ABMON_11: ::nl_item = 43;
+pub const ABMON_12: ::nl_item = 44;
+
+pub const ERA: ::nl_item = 45;
+pub const ERA_D_FMT: ::nl_item = 46;
+pub const ERA_D_T_FMT: ::nl_item = 47;
+pub const ERA_T_FMT: ::nl_item = 48;
+pub const ALT_DIGITS: ::nl_item = 49;
+
+pub const RADIXCHAR: ::nl_item = 50;
+pub const THOUSEP: ::nl_item = 51;
+
+pub const YESEXPR: ::nl_item = 52;
+pub const NOEXPR: ::nl_item = 53;
+
+pub const YESSTR: ::nl_item = 54;
+pub const NOSTR: ::nl_item = 55;
+
+pub const CRNCYSTR: ::nl_item = 56;
+
+pub const D_MD_ORDER: ::nl_item = 57;
+
+pub const ALTMON_1: ::nl_item = 58;
+pub const ALTMON_2: ::nl_item = 59;
+pub const ALTMON_3: ::nl_item = 60;
+pub const ALTMON_4: ::nl_item = 61;
+pub const ALTMON_5: ::nl_item = 62;
+pub const ALTMON_6: ::nl_item = 63;
+pub const ALTMON_7: ::nl_item = 64;
+pub const ALTMON_8: ::nl_item = 65;
+pub const ALTMON_9: ::nl_item = 66;
+pub const ALTMON_10: ::nl_item = 67;
+pub const ALTMON_11: ::nl_item = 68;
+pub const ALTMON_12: ::nl_item = 69;
+
+pub const EXIT_FAILURE: ::c_int = 1;
+pub const EXIT_SUCCESS: ::c_int = 0;
+pub const EOF: ::c_int = -1;
+pub const SEEK_SET: ::c_int = 0;
+pub const SEEK_CUR: ::c_int = 1;
+pub const SEEK_END: ::c_int = 2;
+pub const _IOFBF: ::c_int = 0;
+pub const _IONBF: ::c_int = 2;
+pub const _IOLBF: ::c_int = 1;
+pub const BUFSIZ: ::c_uint = 1024;
+pub const FOPEN_MAX: ::c_uint = 20;
+pub const FILENAME_MAX: ::c_uint = 1024;
+pub const L_tmpnam: ::c_uint = 1024;
+pub const TMP_MAX: ::c_uint = 308915776;
+
+pub const O_RDONLY: ::c_int = 0;
+pub const O_WRONLY: ::c_int = 1;
+pub const O_RDWR: ::c_int = 2;
+pub const O_ACCMODE: ::c_int = 3;
+pub const O_APPEND: ::c_int = 8;
+pub const O_CREAT: ::c_int = 512;
+pub const O_EXCL: ::c_int = 2048;
+pub const O_NOCTTY: ::c_int = 32768;
+pub const O_TRUNC: ::c_int = 1024;
+pub const S_IFIFO: mode_t = 4096;
+pub const S_IFCHR: mode_t = 8192;
+pub const S_IFBLK: mode_t = 24576;
+pub const S_IFDIR: mode_t = 16384;
+pub const S_IFREG: mode_t = 32768;
+pub const S_IFLNK: mode_t = 40960;
+pub const S_IFSOCK: mode_t = 49152;
+pub const S_IFMT: mode_t = 61440;
+pub const S_IEXEC: mode_t = 64;
+pub const S_IWRITE: mode_t = 128;
+pub const S_IREAD: mode_t = 256;
+pub const S_IRWXU: mode_t = 448;
+pub const S_IXUSR: mode_t = 64;
+pub const S_IWUSR: mode_t = 128;
+pub const S_IRUSR: mode_t = 256;
+pub const S_IRWXG: mode_t = 56;
+pub const S_IXGRP: mode_t = 8;
+pub const S_IWGRP: mode_t = 16;
+pub const S_IRGRP: mode_t = 32;
+pub const S_IRWXO: mode_t = 7;
+pub const S_IXOTH: mode_t = 1;
+pub const S_IWOTH: mode_t = 2;
+pub const S_IROTH: mode_t = 4;
+pub const F_OK: ::c_int = 0;
+pub const R_OK: ::c_int = 4;
+pub const W_OK: ::c_int = 2;
+pub const X_OK: ::c_int = 1;
+pub const STDIN_FILENO: ::c_int = 0;
+pub const STDOUT_FILENO: ::c_int = 1;
+pub const STDERR_FILENO: ::c_int = 2;
+pub const F_LOCK: ::c_int = 1;
+pub const F_TEST: ::c_int = 3;
+pub const F_TLOCK: ::c_int = 2;
+pub const F_ULOCK: ::c_int = 0;
+pub const F_DUPFD_CLOEXEC: ::c_int = 17;
+pub const SIGHUP: ::c_int = 1;
+pub const SIGINT: ::c_int = 2;
+pub const SIGQUIT: ::c_int = 3;
+pub const SIGILL: ::c_int = 4;
+pub const SIGABRT: ::c_int = 6;
+pub const SIGEMT: ::c_int = 7;
+pub const SIGFPE: ::c_int = 8;
+pub const SIGKILL: ::c_int = 9;
+pub const SIGSEGV: ::c_int = 11;
+pub const SIGPIPE: ::c_int = 13;
+pub const SIGALRM: ::c_int = 14;
+pub const SIGTERM: ::c_int = 15;
+
+pub const PROT_NONE: ::c_int = 0;
+pub const PROT_READ: ::c_int = 1;
+pub const PROT_WRITE: ::c_int = 2;
+pub const PROT_EXEC: ::c_int = 4;
+
+pub const MAP_FILE: ::c_int = 0x0000;
+pub const MAP_SHARED: ::c_int = 0x0001;
+pub const MAP_PRIVATE: ::c_int = 0x0002;
+pub const MAP_FIXED: ::c_int = 0x0010;
+pub const MAP_ANON: ::c_int = 0x1000;
+
+pub const MAP_FAILED: *mut ::c_void = !0 as *mut ::c_void;
+
+pub const MCL_CURRENT: ::c_int = 0x0001;
+pub const MCL_FUTURE: ::c_int = 0x0002;
+
+pub const MS_SYNC: ::c_int = 0x0000;
+pub const MS_ASYNC: ::c_int = 0x0001;
+pub const MS_INVALIDATE: ::c_int = 0x0002;
+
+pub const EPERM: ::c_int = 1;
+pub const ENOENT: ::c_int = 2;
+pub const ESRCH: ::c_int = 3;
+pub const EINTR: ::c_int = 4;
+pub const EIO: ::c_int = 5;
+pub const ENXIO: ::c_int = 6;
+pub const E2BIG: ::c_int = 7;
+pub const ENOEXEC: ::c_int = 8;
+pub const EBADF: ::c_int = 9;
+pub const ECHILD: ::c_int = 10;
+pub const EDEADLK: ::c_int = 11;
+pub const ENOMEM: ::c_int = 12;
+pub const EACCES: ::c_int = 13;
+pub const EFAULT: ::c_int = 14;
+pub const ENOTBLK: ::c_int = 15;
+pub const EBUSY: ::c_int = 16;
+pub const EEXIST: ::c_int = 17;
+pub const EXDEV: ::c_int = 18;
+pub const ENODEV: ::c_int = 19;
+pub const ENOTDIR: ::c_int = 20;
+pub const EISDIR: ::c_int = 21;
+pub const EINVAL: ::c_int = 22;
+pub const ENFILE: ::c_int = 23;
+pub const EMFILE: ::c_int = 24;
+pub const ENOTTY: ::c_int = 25;
+pub const ETXTBSY: ::c_int = 26;
+pub const EFBIG: ::c_int = 27;
+pub const ENOSPC: ::c_int = 28;
+pub const ESPIPE: ::c_int = 29;
+pub const EROFS: ::c_int = 30;
+pub const EMLINK: ::c_int = 31;
+pub const EPIPE: ::c_int = 32;
+pub const EDOM: ::c_int = 33;
+pub const ERANGE: ::c_int = 34;
+pub const EAGAIN: ::c_int = 35;
+pub const EWOULDBLOCK: ::c_int = 35;
+pub const EINPROGRESS: ::c_int = 36;
+pub const EALREADY: ::c_int = 37;
+pub const ENOTSOCK: ::c_int = 38;
+pub const EDESTADDRREQ: ::c_int = 39;
+pub const EMSGSIZE: ::c_int = 40;
+pub const EPROTOTYPE: ::c_int = 41;
+pub const ENOPROTOOPT: ::c_int = 42;
+pub const EPROTONOSUPPORT: ::c_int = 43;
+pub const ESOCKTNOSUPPORT: ::c_int = 44;
+pub const EOPNOTSUPP: ::c_int = 45;
+pub const ENOTSUP: ::c_int = EOPNOTSUPP;
+pub const EPFNOSUPPORT: ::c_int = 46;
+pub const EAFNOSUPPORT: ::c_int = 47;
+pub const EADDRINUSE: ::c_int = 48;
+pub const EADDRNOTAVAIL: ::c_int = 49;
+pub const ENETDOWN: ::c_int = 50;
+pub const ENETUNREACH: ::c_int = 51;
+pub const ENETRESET: ::c_int = 52;
+pub const ECONNABORTED: ::c_int = 53;
+pub const ECONNRESET: ::c_int = 54;
+pub const ENOBUFS: ::c_int = 55;
+pub const EISCONN: ::c_int = 56;
+pub const ENOTCONN: ::c_int = 57;
+pub const ESHUTDOWN: ::c_int = 58;
+pub const ETOOMANYREFS: ::c_int = 59;
+pub const ETIMEDOUT: ::c_int = 60;
+pub const ECONNREFUSED: ::c_int = 61;
+pub const ELOOP: ::c_int = 62;
+pub const ENAMETOOLONG: ::c_int = 63;
+pub const EHOSTDOWN: ::c_int = 64;
+pub const EHOSTUNREACH: ::c_int = 65;
+pub const ENOTEMPTY: ::c_int = 66;
+pub const EPROCLIM: ::c_int = 67;
+pub const EUSERS: ::c_int = 68;
+pub const EDQUOT: ::c_int = 69;
+pub const ESTALE: ::c_int = 70;
+pub const EREMOTE: ::c_int = 71;
+pub const EBADRPC: ::c_int = 72;
+pub const ERPCMISMATCH: ::c_int = 73;
+pub const EPROGUNAVAIL: ::c_int = 74;
+pub const EPROGMISMATCH: ::c_int = 75;
+pub const EPROCUNAVAIL: ::c_int = 76;
+pub const ENOLCK: ::c_int = 77;
+pub const ENOSYS: ::c_int = 78;
+pub const EFTYPE: ::c_int = 79;
+pub const EAUTH: ::c_int = 80;
+pub const ENEEDAUTH: ::c_int = 81;
+pub const EIDRM: ::c_int = 82;
+pub const ENOMSG: ::c_int = 83;
+pub const EOVERFLOW: ::c_int = 84;
+pub const ECANCELED: ::c_int = 85;
+pub const EILSEQ: ::c_int = 86;
+pub const ENOATTR: ::c_int = 87;
+pub const EDOOFUS: ::c_int = 88;
+pub const EBADMSG: ::c_int = 89;
+pub const EMULTIHOP: ::c_int = 90;
+pub const ENOLINK: ::c_int = 91;
+pub const EPROTO: ::c_int = 92;
+
+pub const EAI_SYSTEM: ::c_int = 11;
+
+pub const F_DUPFD: ::c_int = 0;
+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 SIGTRAP: ::c_int = 5;
+
+pub const GLOB_APPEND  : ::c_int = 0x0001;
+pub const GLOB_DOOFFS  : ::c_int = 0x0002;
+pub const GLOB_ERR     : ::c_int = 0x0004;
+pub const GLOB_MARK    : ::c_int = 0x0008;
+pub const GLOB_NOCHECK : ::c_int = 0x0010;
+pub const GLOB_NOSORT  : ::c_int = 0x0020;
+pub const GLOB_NOESCAPE: ::c_int = 0x2000;
+
+pub const GLOB_NOSPACE : ::c_int = -1;
+pub const GLOB_ABORTED : ::c_int = -2;
+pub const GLOB_NOMATCH : ::c_int = -3;
+
+pub const POSIX_MADV_NORMAL: ::c_int = 0;
+pub const POSIX_MADV_RANDOM: ::c_int = 1;
+pub const POSIX_MADV_SEQUENTIAL: ::c_int = 2;
+pub const POSIX_MADV_WILLNEED: ::c_int = 3;
+pub const POSIX_MADV_DONTNEED: ::c_int = 4;
+
+pub const _SC_IOV_MAX: ::c_int = 56;
+pub const _SC_GETGR_R_SIZE_MAX: ::c_int = 70;
+pub const _SC_GETPW_R_SIZE_MAX: ::c_int = 71;
+pub const _SC_LOGIN_NAME_MAX: ::c_int = 73;
+pub const _SC_MQ_PRIO_MAX: ::c_int = 75;
+pub const _SC_NPROCESSORS_ONLN: ::c_int = 58;
+pub const _SC_THREAD_ATTR_STACKADDR: ::c_int = 82;
+pub const _SC_THREAD_ATTR_STACKSIZE: ::c_int = 83;
+pub const _SC_THREAD_DESTRUCTOR_ITERATIONS: ::c_int = 85;
+pub const _SC_THREAD_KEYS_MAX: ::c_int = 86;
+pub const _SC_THREAD_PRIO_INHERIT: ::c_int = 87;
+pub const _SC_THREAD_PRIO_PROTECT: ::c_int = 88;
+pub const _SC_THREAD_PRIORITY_SCHEDULING: ::c_int = 89;
+pub const _SC_THREAD_PROCESS_SHARED: ::c_int = 90;
+pub const _SC_THREAD_SAFE_FUNCTIONS: ::c_int = 91;
+pub const _SC_THREAD_STACK_MIN: ::c_int = 93;
+pub const _SC_THREAD_THREADS_MAX: ::c_int = 94;
+pub const _SC_THREADS: ::c_int = 96;
+pub const _SC_TTY_NAME_MAX: ::c_int = 101;
+pub const _SC_ATEXIT_MAX: ::c_int = 107;
+pub const _SC_XOPEN_CRYPT: ::c_int = 108;
+pub const _SC_XOPEN_ENH_I18N: ::c_int = 109;
+pub const _SC_XOPEN_LEGACY: ::c_int = 110;
+pub const _SC_XOPEN_REALTIME: ::c_int = 111;
+pub const _SC_XOPEN_REALTIME_THREADS: ::c_int = 112;
+pub const _SC_XOPEN_SHM: ::c_int = 113;
+pub const _SC_XOPEN_UNIX: ::c_int = 115;
+pub const _SC_XOPEN_VERSION: ::c_int = 116;
+pub const _SC_XOPEN_XCU_VERSION: ::c_int = 117;
+
+pub const PTHREAD_CREATE_JOINABLE: ::c_int = 0;
+pub const PTHREAD_CREATE_DETACHED: ::c_int = 1;
+
+pub const RLIMIT_CPU: ::c_int = 0;
+pub const RLIMIT_FSIZE: ::c_int = 1;
+pub const RLIMIT_DATA: ::c_int = 2;
+pub const RLIMIT_STACK: ::c_int = 3;
+pub const RLIMIT_CORE: ::c_int = 4;
+pub const RLIMIT_RSS: ::c_int = 5;
+pub const RLIMIT_MEMLOCK: ::c_int = 6;
+pub const RLIMIT_NPROC: ::c_int = 7;
+pub const RLIMIT_NOFILE: ::c_int = 8;
+pub const RLIMIT_SBSIZE: ::c_int = 9;
+pub const RLIMIT_VMEM: ::c_int = 10;
+pub const RLIMIT_AS: ::c_int = RLIMIT_VMEM;
+pub const RLIM_INFINITY: rlim_t = 0x7fff_ffff_ffff_ffff;
+
+pub const RUSAGE_SELF: ::c_int = 0;
+pub const RUSAGE_CHILDREN: ::c_int = -1;
+
+pub const MADV_NORMAL: ::c_int = 0;
+pub const MADV_RANDOM: ::c_int = 1;
+pub const MADV_SEQUENTIAL: ::c_int = 2;
+pub const MADV_WILLNEED: ::c_int = 3;
+pub const MADV_DONTNEED: ::c_int = 4;
+pub const MADV_FREE: ::c_int = 5;
+pub const MADV_NOSYNC: ::c_int = 6;
+pub const MADV_AUTOSYNC: ::c_int = 7;
+pub const MADV_NOCORE: ::c_int = 8;
+pub const MADV_CORE: ::c_int = 9;
+
+pub const MINCORE_INCORE: ::c_int =  0x1;
+pub const MINCORE_REFERENCED: ::c_int = 0x2;
+pub const MINCORE_MODIFIED: ::c_int = 0x4;
+pub const MINCORE_REFERENCED_OTHER: ::c_int = 0x8;
+pub const MINCORE_MODIFIED_OTHER: ::c_int = 0x10;
+pub const MINCORE_SUPER: ::c_int = 0x20;
+
+pub const AF_UNSPEC: ::c_int = 0;
+pub const AF_LOCAL: ::c_int = 1;
+pub const AF_UNIX: ::c_int = AF_LOCAL;
+pub const AF_INET: ::c_int = 2;
+pub const AF_IMPLINK: ::c_int = 3;
+pub const AF_PUP: ::c_int = 4;
+pub const AF_CHAOS: ::c_int = 5;
+pub const AF_NETBIOS: ::c_int = 6;
+pub const AF_ISO: ::c_int = 7;
+pub const AF_OSI: ::c_int = AF_ISO;
+pub const AF_ECMA: ::c_int = 8;
+pub const AF_DATAKIT: ::c_int = 9;
+pub const AF_CCITT: ::c_int = 10;
+pub const AF_SNA: ::c_int = 11;
+pub const AF_DECnet: ::c_int = 12;
+pub const AF_DLI: ::c_int = 13;
+pub const AF_LAT: ::c_int = 14;
+pub const AF_HYLINK: ::c_int = 15;
+pub const AF_APPLETALK: ::c_int = 16;
+pub const AF_ROUTE: ::c_int = 17;
+pub const AF_LINK: ::c_int = 18;
+pub const pseudo_AF_XTP: ::c_int = 19;
+pub const AF_COIP: ::c_int = 20;
+pub const AF_CNT: ::c_int = 21;
+pub const pseudo_AF_RTIP: ::c_int = 22;
+pub const AF_IPX: ::c_int = 23;
+pub const AF_SIP: ::c_int = 24;
+pub const pseudo_AF_PIP: ::c_int = 25;
+pub const AF_ISDN: ::c_int = 26;
+pub const AF_E164: ::c_int = AF_ISDN;
+pub const pseudo_AF_KEY: ::c_int = 27;
+pub const AF_INET6: ::c_int = 28;
+pub const AF_NATM: ::c_int = 29;
+pub const AF_ATM: ::c_int = 30;
+pub const pseudo_AF_HDRCMPLT: ::c_int = 31;
+pub const AF_NETGRAPH: ::c_int = 32;
+
+pub const PF_UNSPEC: ::c_int = AF_UNSPEC;
+pub const PF_LOCAL: ::c_int = AF_LOCAL;
+pub const PF_UNIX: ::c_int = PF_LOCAL;
+pub const PF_INET: ::c_int = AF_INET;
+pub const PF_IMPLINK: ::c_int = AF_IMPLINK;
+pub const PF_PUP: ::c_int = AF_PUP;
+pub const PF_CHAOS: ::c_int = AF_CHAOS;
+pub const PF_NETBIOS: ::c_int = AF_NETBIOS;
+pub const PF_ISO: ::c_int = AF_ISO;
+pub const PF_OSI: ::c_int = AF_ISO;
+pub const PF_ECMA: ::c_int = AF_ECMA;
+pub const PF_DATAKIT: ::c_int = AF_DATAKIT;
+pub const PF_CCITT: ::c_int = AF_CCITT;
+pub const PF_SNA: ::c_int = AF_SNA;
+pub const PF_DECnet: ::c_int = AF_DECnet;
+pub const PF_DLI: ::c_int = AF_DLI;
+pub const PF_LAT: ::c_int = AF_LAT;
+pub const PF_HYLINK: ::c_int = AF_HYLINK;
+pub const PF_APPLETALK: ::c_int = AF_APPLETALK;
+pub const PF_ROUTE: ::c_int = AF_ROUTE;
+pub const PF_LINK: ::c_int = AF_LINK;
+pub const PF_XTP: ::c_int = pseudo_AF_XTP;
+pub const PF_COIP: ::c_int = AF_COIP;
+pub const PF_CNT: ::c_int = AF_CNT;
+pub const PF_SIP: ::c_int = AF_SIP;
+pub const PF_IPX: ::c_int = AF_IPX;
+pub const PF_RTIP: ::c_int = pseudo_AF_RTIP;
+pub const PF_PIP: ::c_int = pseudo_AF_PIP;
+pub const PF_ISDN: ::c_int = AF_ISDN;
+pub const PF_KEY: ::c_int = pseudo_AF_KEY;
+pub const PF_INET6: ::c_int = AF_INET6;
+pub const PF_NATM: ::c_int = AF_NATM;
+pub const PF_ATM: ::c_int = AF_ATM;
+pub const PF_NETGRAPH: ::c_int = AF_NETGRAPH;
+
+pub const SOMAXCONN: ::c_int = 128;
+
+pub const MSG_OOB: ::c_int = 0x00000001;
+pub const MSG_PEEK: ::c_int = 0x00000002;
+pub const MSG_DONTROUTE: ::c_int = 0x00000004;
+pub const MSG_EOR: ::c_int =  0x00000008;
+pub const MSG_TRUNC: ::c_int = 0x00000010;
+pub const MSG_CTRUNC: ::c_int = 0x00000020;
+pub const MSG_WAITALL: ::c_int = 0x00000040;
+pub const MSG_DONTWAIT: ::c_int = 0x00000080;
+pub const MSG_EOF: ::c_int = 0x00000100;
+
+pub const SOCK_STREAM: ::c_int = 1;
+pub const SOCK_DGRAM: ::c_int = 2;
+pub const SOCK_RAW: ::c_int = 3;
+pub const SOCK_RDM: ::c_int = 4;
+pub const SOCK_SEQPACKET: ::c_int = 5;
+pub const SOCK_CLOEXEC: ::c_int = 0x10000000;
+pub const SOCK_NONBLOCK: ::c_int = 0x20000000;
+pub const SOCK_MAXADDRLEN: ::c_int = 255;
+pub const IPPROTO_ICMP: ::c_int = 1;
+pub const IPPROTO_ICMPV6: ::c_int = 58;
+pub const IPPROTO_TCP: ::c_int = 6;
+pub const IPPROTO_IP: ::c_int = 0;
+pub const IPPROTO_IPV6: ::c_int = 41;
+pub const IP_MULTICAST_TTL: ::c_int = 10;
+pub const IP_MULTICAST_LOOP: ::c_int = 11;
+pub const IP_TTL: ::c_int = 4;
+pub const IP_HDRINCL: ::c_int = 2;
+pub const IP_ADD_MEMBERSHIP: ::c_int = 12;
+pub const IP_DROP_MEMBERSHIP: ::c_int = 13;
+pub const IPV6_JOIN_GROUP: ::c_int = 12;
+pub const IPV6_LEAVE_GROUP: ::c_int = 13;
+
+pub const TCP_NODELAY: ::c_int = 1;
+pub const TCP_KEEPIDLE: ::c_int = 256;
+pub const SOL_SOCKET: ::c_int = 0xffff;
+pub const SO_DEBUG: ::c_int = 0x01;
+pub const SO_ACCEPTCONN: ::c_int = 0x0002;
+pub const SO_REUSEADDR: ::c_int = 0x0004;
+pub const SO_KEEPALIVE: ::c_int = 0x0008;
+pub const SO_DONTROUTE: ::c_int = 0x0010;
+pub const SO_BROADCAST: ::c_int = 0x0020;
+pub const SO_USELOOPBACK: ::c_int = 0x0040;
+pub const SO_LINGER: ::c_int = 0x0080;
+pub const SO_OOBINLINE: ::c_int = 0x0100;
+pub const SO_REUSEPORT: ::c_int = 0x0200;
+pub const SO_TIMESTAMP: ::c_int = 0x0400;
+pub const SO_NOSIGPIPE: ::c_int = 0x0800;
+pub const SO_ACCEPTFILTER: ::c_int = 0x1000;
+pub const SO_SNDBUF: ::c_int = 0x1001;
+pub const SO_RCVBUF: ::c_int = 0x1002;
+pub const SO_SNDLOWAT: ::c_int = 0x1003;
+pub const SO_RCVLOWAT: ::c_int = 0x1004;
+pub const SO_SNDTIMEO: ::c_int = 0x1005;
+pub const SO_RCVTIMEO: ::c_int = 0x1006;
+pub const SO_ERROR: ::c_int = 0x1007;
+pub const SO_TYPE: ::c_int = 0x1008;
+
+pub const IFF_LOOPBACK: ::c_int = 0x8;
+
+pub const SHUT_RD: ::c_int = 0;
+pub const SHUT_WR: ::c_int = 1;
+pub const SHUT_RDWR: ::c_int = 2;
+
+pub const LOCK_SH: ::c_int = 1;
+pub const LOCK_EX: ::c_int = 2;
+pub const LOCK_NB: ::c_int = 4;
+pub const LOCK_UN: ::c_int = 8;
+
+pub const O_SYNC: ::c_int = 128;
+pub const O_NONBLOCK: ::c_int = 4;
+
+pub const MAP_COPY: ::c_int = 0x0002;
+pub const MAP_RENAME: ::c_int = 0x0020;
+pub const MAP_NORESERVE: ::c_int = 0x0040;
+pub const MAP_HASSEMAPHORE: ::c_int = 0x0200;
+pub const MAP_STACK: ::c_int = 0x0400;
+pub const MAP_NOSYNC: ::c_int = 0x0800;
+pub const MAP_NOCORE: ::c_int = 0x020000;
+
+pub const IPPROTO_RAW: ::c_int = 255;
+
+pub const _SC_ARG_MAX: ::c_int = 1;
+pub const _SC_CHILD_MAX: ::c_int = 2;
+pub const _SC_CLK_TCK: ::c_int = 3;
+pub const _SC_NGROUPS_MAX: ::c_int = 4;
+pub const _SC_OPEN_MAX: ::c_int = 5;
+pub const _SC_JOB_CONTROL: ::c_int = 6;
+pub const _SC_SAVED_IDS: ::c_int = 7;
+pub const _SC_VERSION: ::c_int = 8;
+pub const _SC_BC_BASE_MAX: ::c_int = 9;
+pub const _SC_BC_DIM_MAX: ::c_int = 10;
+pub const _SC_BC_SCALE_MAX: ::c_int = 11;
+pub const _SC_BC_STRING_MAX: ::c_int = 12;
+pub const _SC_COLL_WEIGHTS_MAX: ::c_int = 13;
+pub const _SC_EXPR_NEST_MAX: ::c_int = 14;
+pub const _SC_LINE_MAX: ::c_int = 15;
+pub const _SC_RE_DUP_MAX: ::c_int = 16;
+pub const _SC_2_VERSION: ::c_int = 17;
+pub const _SC_2_C_BIND: ::c_int = 18;
+pub const _SC_2_C_DEV: ::c_int = 19;
+pub const _SC_2_CHAR_TERM: ::c_int = 20;
+pub const _SC_2_FORT_DEV: ::c_int = 21;
+pub const _SC_2_FORT_RUN: ::c_int = 22;
+pub const _SC_2_LOCALEDEF: ::c_int = 23;
+pub const _SC_2_SW_DEV: ::c_int = 24;
+pub const _SC_2_UPE: ::c_int = 25;
+pub const _SC_STREAM_MAX: ::c_int = 26;
+pub const _SC_TZNAME_MAX: ::c_int = 27;
+pub const _SC_ASYNCHRONOUS_IO: ::c_int = 28;
+pub const _SC_MAPPED_FILES: ::c_int = 29;
+pub const _SC_MEMLOCK: ::c_int = 30;
+pub const _SC_MEMLOCK_RANGE: ::c_int = 31;
+pub const _SC_MEMORY_PROTECTION: ::c_int = 32;
+pub const _SC_MESSAGE_PASSING: ::c_int = 33;
+pub const _SC_PRIORITIZED_IO: ::c_int = 34;
+pub const _SC_PRIORITY_SCHEDULING: ::c_int = 35;
+pub const _SC_REALTIME_SIGNALS: ::c_int = 36;
+pub const _SC_SEMAPHORES: ::c_int = 37;
+pub const _SC_FSYNC: ::c_int = 38;
+pub const _SC_SHARED_MEMORY_OBJECTS: ::c_int = 39;
+pub const _SC_SYNCHRONIZED_IO: ::c_int = 40;
+pub const _SC_TIMERS: ::c_int = 41;
+pub const _SC_AIO_LISTIO_MAX: ::c_int = 42;
+pub const _SC_AIO_MAX: ::c_int = 43;
+pub const _SC_AIO_PRIO_DELTA_MAX: ::c_int = 44;
+pub const _SC_DELAYTIMER_MAX: ::c_int = 45;
+pub const _SC_MQ_OPEN_MAX: ::c_int = 46;
+pub const _SC_PAGESIZE: ::c_int = 47;
+pub const _SC_PAGE_SIZE: ::c_int = _SC_PAGESIZE;
+pub const _SC_RTSIG_MAX: ::c_int = 48;
+pub const _SC_SEM_NSEMS_MAX: ::c_int = 49;
+pub const _SC_SEM_VALUE_MAX: ::c_int = 50;
+pub const _SC_SIGQUEUE_MAX: ::c_int = 51;
+pub const _SC_TIMER_MAX: ::c_int = 52;
+pub const _SC_HOST_NAME_MAX: ::c_int = 72;
+
+pub const PTHREAD_MUTEX_INITIALIZER: pthread_mutex_t = 0 as *mut _;
+pub const PTHREAD_COND_INITIALIZER: pthread_cond_t = 0 as *mut _;
+pub const PTHREAD_RWLOCK_INITIALIZER: pthread_rwlock_t = 0 as *mut _;
+pub const PTHREAD_MUTEX_ERRORCHECK: ::c_int = 1;
+pub const PTHREAD_MUTEX_RECURSIVE: ::c_int = 2;
+pub const PTHREAD_MUTEX_NORMAL: ::c_int = 3;
+pub const PTHREAD_MUTEX_DEFAULT: ::c_int = PTHREAD_MUTEX_ERRORCHECK;
+
+pub const SCHED_FIFO: ::c_int = 1;
+pub const SCHED_OTHER: ::c_int = 2;
+pub const SCHED_RR: ::c_int = 3;
+
+pub const FD_SETSIZE: usize = 1024;
+
+pub const ST_NOSUID: ::c_ulong = 2;
+
+pub const NI_MAXHOST: ::size_t = 1025;
+
+pub const RTLD_LOCAL: ::c_int = 0;
+pub const RTLD_NODELETE: ::c_int = 0x1000;
+pub const RTLD_NOLOAD: ::c_int = 0x2000;
+pub const RTLD_GLOBAL: ::c_int = 0x100;
+
+pub const LOG_NTP: ::c_int = 12 << 3;
+pub const LOG_SECURITY: ::c_int = 13 << 3;
+pub const LOG_CONSOLE: ::c_int = 14 << 3;
+pub const LOG_NFACILITIES: ::c_int = 24;
+
+pub const TIOCEXCL: ::c_uint = 0x2000740d;
+pub const TIOCNXCL: ::c_uint = 0x2000740e;
+pub const TIOCFLUSH: ::c_ulong = 0x80047410;
+pub const TIOCGETA: ::c_uint = 0x402c7413;
+pub const TIOCSETA: ::c_ulong = 0x802c7414;
+pub const TIOCSETAW: ::c_ulong = 0x802c7415;
+pub const TIOCSETAF: ::c_ulong = 0x802c7416;
+pub const TIOCGETD: ::c_uint = 0x4004741a;
+pub const TIOCSETD: ::c_ulong = 0x8004741b;
+pub const TIOCGDRAINWAIT: ::c_uint = 0x40047456;
+pub const TIOCSDRAINWAIT: ::c_ulong = 0x80047457;
+pub const TIOCTIMESTAMP: ::c_uint = 0x40107459;
+pub const TIOCMGDTRWAIT: ::c_uint = 0x4004745a;
+pub const TIOCMSDTRWAIT: ::c_ulong = 0x8004745b;
+pub const TIOCDRAIN: ::c_uint = 0x2000745e;
+pub const TIOCEXT: ::c_ulong = 0x80047460;
+pub const TIOCSCTTY: ::c_uint = 0x20007461;
+pub const TIOCCONS: ::c_ulong = 0x80047462;
+pub const TIOCGSID: ::c_uint = 0x40047463;
+pub const TIOCSTAT: ::c_uint = 0x20007465;
+pub const TIOCUCNTL: ::c_ulong = 0x80047466;
+pub const TIOCSWINSZ: ::c_ulong = 0x80087467;
+pub const TIOCGWINSZ: ::c_uint = 0x40087468;
+pub const TIOCMGET: ::c_uint = 0x4004746a;
+pub const TIOCM_LE: ::c_int = 0x1;
+pub const TIOCM_DTR: ::c_int = 0x2;
+pub const TIOCM_RTS: ::c_int = 0x4;
+pub const TIOCM_ST: ::c_int = 0x8;
+pub const TIOCM_SR: ::c_int = 0x10;
+pub const TIOCM_CTS: ::c_int = 0x20;
+pub const TIOCM_RI: ::c_int = 0x80;
+pub const TIOCM_DSR: ::c_int = 0x100;
+pub const TIOCM_CD: ::c_int = 0x40;
+pub const TIOCM_CAR: ::c_int = 0x40;
+pub const TIOCM_RNG: ::c_int = 0x80;
+pub const TIOCMBIC: ::c_ulong = 0x8004746b;
+pub const TIOCMBIS: ::c_ulong = 0x8004746c;
+pub const TIOCMSET: ::c_ulong = 0x8004746d;
+pub const TIOCSTART: ::c_uint = 0x2000746e;
+pub const TIOCSTOP: ::c_uint = 0x2000746f;
+pub const TIOCPKT: ::c_ulong = 0x80047470;
+pub const TIOCPKT_DATA: ::c_int = 0x0;
+pub const TIOCPKT_FLUSHREAD: ::c_int = 0x1;
+pub const TIOCPKT_FLUSHWRITE: ::c_int = 0x2;
+pub const TIOCPKT_STOP: ::c_int = 0x4;
+pub const TIOCPKT_START: ::c_int = 0x8;
+pub const TIOCPKT_NOSTOP: ::c_int = 0x10;
+pub const TIOCPKT_DOSTOP: ::c_int = 0x20;
+pub const TIOCPKT_IOCTL: ::c_int = 0x40;
+pub const TIOCNOTTY: ::c_uint = 0x20007471;
+pub const TIOCSTI: ::c_ulong = 0x80017472;
+pub const TIOCOUTQ: ::c_uint = 0x40047473;
+pub const TIOCSPGRP: ::c_ulong = 0x80047476;
+pub const TIOCGPGRP: ::c_uint = 0x40047477;
+pub const TIOCCDTR: ::c_uint = 0x20007478;
+pub const TIOCSDTR: ::c_uint = 0x20007479;
+pub const TIOCCBRK: ::c_uint = 0x2000747a;
+pub const TIOCSBRK: ::c_uint = 0x2000747b;
+pub const TTYDISC: ::c_int = 0x0;
+pub const SLIPDISC: ::c_int = 0x4;
+pub const PPPDISC: ::c_int = 0x5;
+pub const NETGRAPHDISC: ::c_int = 0x6;
+
+pub const B0: speed_t = 0;
+pub const B50: speed_t = 50;
+pub const B75: speed_t = 75;
+pub const B110: speed_t = 110;
+pub const B134: speed_t = 134;
+pub const B150: speed_t = 150;
+pub const B200: speed_t = 200;
+pub const B300: speed_t = 300;
+pub const B600: speed_t = 600;
+pub const B1200: speed_t = 1200;
+pub const B1800: speed_t = 1800;
+pub const B2400: speed_t = 2400;
+pub const B4800: speed_t = 4800;
+pub const B9600: speed_t = 9600;
+pub const B19200: speed_t = 19200;
+pub const B38400: speed_t = 38400;
+pub const B7200: speed_t = 7200;
+pub const B14400: speed_t = 14400;
+pub const B28800: speed_t = 28800;
+pub const B57600: speed_t = 57600;
+pub const B76800: speed_t = 76800;
+pub const B115200: speed_t = 115200;
+pub const B230400: speed_t = 230400;
+pub const B460800: speed_t = 460800;
+pub const B921600: speed_t = 921600;
+pub const EXTA: speed_t = 19200;
+pub const EXTB: speed_t = 38400;
+
+pub const SEM_FAILED: *mut sem_t = 0 as *mut sem_t;
+
+f! {
+    pub fn WIFCONTINUED(status: ::c_int) -> bool {
+        status == 0x13
+    }
+
+    pub fn WSTOPSIG(status: ::c_int) -> ::c_int {
+        status >> 8
+    }
+
+    pub fn WIFSIGNALED(status: ::c_int) -> bool {
+        (status & 0o177) != 0o177 && (status & 0o177) != 0
+    }
+
+    pub fn WIFSTOPPED(status: ::c_int) -> bool {
+        (status & 0o177) == 0o177
+    }
+}
+
+extern {
+    pub fn lutimes(file: *const ::c_char, times: *const ::timeval) -> ::c_int;
+    pub fn endutxent();
+    pub fn getutxent() -> *mut utmpx;
+    pub fn getutxid(ut: *const utmpx) -> *mut utmpx;
+    pub fn getutxline(ut: *const utmpx) -> *mut utmpx;
+    pub fn pututxline(ut: *const utmpx) -> *mut utmpx;
+    pub fn setutxent();
+}
+
+#[link(name = "util")]
+extern {
+    pub fn aio_read(aiocbp: *mut aiocb) -> ::c_int;
+    pub fn aio_write(aiocbp: *mut aiocb) -> ::c_int;
+    pub fn aio_fsync(op: ::c_int, aiocbp: *mut aiocb) -> ::c_int;
+    pub fn aio_error(aiocbp: *const aiocb) -> ::c_int;
+    pub fn aio_return(aiocbp: *mut aiocb) -> ::ssize_t;
+    pub fn aio_suspend(aiocb_list: *const *const aiocb, nitems: ::c_int,
+                       timeout: *const ::timespec) -> ::c_int;
+    pub fn aio_cancel(fd: ::c_int, aiocbp: *mut aiocb) -> ::c_int;
+    pub fn lio_listio(mode: ::c_int, aiocb_list: *const *mut aiocb,
+                      nitems: ::c_int, sevp: *mut sigevent) -> ::c_int;
+    pub fn getnameinfo(sa: *const ::sockaddr,
+                       salen: ::socklen_t,
+                       host: *mut ::c_char,
+                       hostlen: ::size_t,
+                       serv: *mut ::c_char,
+                       servlen: ::size_t,
+                       flags: ::c_int) -> ::c_int;
+    pub fn kevent(kq: ::c_int,
+                  changelist: *const ::kevent,
+                  nchanges: ::c_int,
+                  eventlist: *mut ::kevent,
+                  nevents: ::c_int,
+                  timeout: *const ::timespec) -> ::c_int;
+    pub fn mincore(addr: *const ::c_void, len: ::size_t,
+                   vec: *mut ::c_char) -> ::c_int;
+    pub fn sysctlnametomib(name: *const ::c_char,
+                           mibp: *mut ::c_int,
+                           sizep: *mut ::size_t)
+                           -> ::c_int;
+    pub fn shm_open(name: *const ::c_char, oflag: ::c_int, mode: ::mode_t)
+                    -> ::c_int;
+    pub fn sysctl(name: *const ::c_int,
+                  namelen: ::c_uint,
+                  oldp: *mut ::c_void,
+                  oldlenp: *mut ::size_t,
+                  newp: *const ::c_void,
+                  newlen: ::size_t)
+                  -> ::c_int;
+    pub fn sysctlbyname(name: *const ::c_char,
+                        oldp: *mut ::c_void,
+                        oldlenp: *mut ::size_t,
+                        newp: *const ::c_void,
+                        newlen: ::size_t)
+                        -> ::c_int;
+    pub fn sched_setscheduler(pid: ::pid_t,
+                              policy: ::c_int,
+                              param: *const sched_param) -> ::c_int;
+    pub fn sched_getscheduler(pid: ::pid_t) -> ::c_int;
+    pub fn memrchr(cx: *const ::c_void,
+                   c: ::c_int,
+                   n: ::size_t) -> *mut ::c_void;
+    pub fn sendfile(fd: ::c_int,
+                    s: ::c_int,
+                    offset: ::off_t,
+                    nbytes: ::size_t,
+                    hdtr: *mut ::sf_hdtr,
+                    sbytes: *mut ::off_t,
+                    flags: ::c_int) -> ::c_int;
+    pub fn sigtimedwait(set: *const sigset_t,
+                        info: *mut siginfo_t,
+                        timeout: *const ::timespec) -> ::c_int;
+    pub fn sigwaitinfo(set: *const sigset_t,
+                       info: *mut siginfo_t) -> ::c_int;
+    pub fn openpty(amaster: *mut ::c_int,
+                   aslave: *mut ::c_int,
+                   name: *mut ::c_char,
+                   termp: *mut termios,
+                   winp: *mut ::winsize) -> ::c_int;
+    pub fn forkpty(amaster: *mut ::c_int,
+                   name: *mut ::c_char,
+                   termp: *mut termios,
+                   winp: *mut ::winsize) -> ::pid_t;
+    pub fn nl_langinfo_l(item: ::nl_item, locale: ::locale_t) -> *mut ::c_char;
+    pub fn duplocale(base: ::locale_t) -> ::locale_t;
+    pub fn newlocale(mask: ::c_int,
+                     locale: *const ::c_char,
+                     base: ::locale_t) -> ::locale_t;
+    pub fn uselocale(loc: ::locale_t) -> ::locale_t;
+    pub fn querylocale(mask: ::c_int, loc: ::locale_t) -> *const ::c_char;
+    pub fn pthread_set_name_np(tid: ::pthread_t, name: *const ::c_char);
+    pub fn pthread_attr_get_np(tid: ::pthread_t,
+                               attr: *mut ::pthread_attr_t) -> ::c_int;
+    pub fn pthread_attr_getguardsize(attr: *const ::pthread_attr_t,
+                                     guardsize: *mut ::size_t) -> ::c_int;
+    pub fn pthread_attr_getstack(attr: *const ::pthread_attr_t,
+                                 stackaddr: *mut *mut ::c_void,
+                                 stacksize: *mut ::size_t) -> ::c_int;
+    pub fn pthread_condattr_setpshared(attr: *mut pthread_condattr_t,
+                                       pshared: ::c_int) -> ::c_int;
+    pub fn pthread_condattr_getpshared(attr: *const pthread_condattr_t,
+                                       pshared: *mut ::c_int) -> ::c_int;
+    pub fn pthread_mutexattr_setpshared(attr: *mut pthread_mutexattr_t,
+                                        pshared: ::c_int) -> ::c_int;
+    pub fn pthread_mutexattr_getpshared(attr: *const pthread_mutexattr_t,
+                                        pshared: *mut ::c_int) -> ::c_int;
+    pub fn getpriority(which: ::c_int, who: ::c_int) -> ::c_int;
+    pub fn setpriority(which: ::c_int, who: ::c_int, prio: ::c_int) -> ::c_int;
+
+    pub fn openat(dirfd: ::c_int, pathname: *const ::c_char,
+                  flags: ::c_int, ...) -> ::c_int;
+    pub fn faccessat(dirfd: ::c_int, pathname: *const ::c_char,
+                     mode: ::c_int, flags: ::c_int) -> ::c_int;
+    pub fn fchmodat(dirfd: ::c_int, pathname: *const ::c_char,
+                    mode: ::mode_t, flags: ::c_int) -> ::c_int;
+    pub fn fchownat(dirfd: ::c_int, pathname: *const ::c_char,
+                    owner: ::uid_t, group: ::gid_t,
+                    flags: ::c_int) -> ::c_int;
+    pub fn fstatat(dirfd: ::c_int, pathname: *const ::c_char,
+                   buf: *mut stat, flags: ::c_int) -> ::c_int;
+    pub fn linkat(olddirfd: ::c_int, oldpath: *const ::c_char,
+                  newdirfd: ::c_int, newpath: *const ::c_char,
+                  flags: ::c_int) -> ::c_int;
+   pub fn mkdirat(dirfd: ::c_int, pathname: *const ::c_char,
+                  mode: ::mode_t) -> ::c_int;
+   pub fn mknodat(dirfd: ::c_int, pathname: *const ::c_char,
+                 mode: ::mode_t, dev: dev_t) -> ::c_int;
+   pub fn readlinkat(dirfd: ::c_int, pathname: *const ::c_char,
+                     buf: *mut ::c_char, bufsiz: ::size_t) -> ::ssize_t;
+   pub fn renameat(olddirfd: ::c_int, oldpath: *const ::c_char,
+                   newdirfd: ::c_int, newpath: *const ::c_char)
+                   -> ::c_int;
+   pub fn symlinkat(target: *const ::c_char, newdirfd: ::c_int,
+                    linkpath: *const ::c_char) -> ::c_int;
+   pub fn unlinkat(dirfd: ::c_int, pathname: *const ::c_char,
+                   flags: ::c_int) -> ::c_int;
+   pub fn mkfifoat(dirfd: ::c_int, pathname: *const ::c_char,
+                   mode: ::mode_t) -> ::c_int;
+    pub fn pthread_condattr_getclock(attr: *const pthread_condattr_t,
+                                     clock_id: *mut clockid_t) -> ::c_int;
+    pub fn pthread_condattr_setclock(attr: *mut pthread_condattr_t,
+                                     clock_id: clockid_t) -> ::c_int;
+    pub fn sethostname(name: *const ::c_char, len: ::c_int) -> ::c_int;
+    pub fn sem_timedwait(sem: *mut sem_t,
+                         abstime: *const ::timespec) -> ::c_int;
+    pub fn pthread_mutex_timedlock(lock: *mut pthread_mutex_t,
+                                   abstime: *const ::timespec) -> ::c_int;
+    pub fn pipe2(fds: *mut ::c_int, flags: ::c_int) -> ::c_int;
+    pub fn ppoll(fds: *mut ::pollfd,
+                 nfds: ::nfds_t,
+                 timeout: *const ::timespec,
+                 sigmask: *const sigset_t) -> ::c_int;
+}
+
+cfg_if! {
+    if #[cfg(target_os = "freebsd")] {
+        mod freebsd;
+        pub use self::freebsd::*;
+    } else if #[cfg(target_os = "dragonfly")] {
+        mod dragonfly;
+        pub use self::dragonfly::*;
+    } else {
+        // ...
+    }
+}
diff --git a/libc/src/unix/bsd/mod.rs b/libc/src/unix/bsd/mod.rs
new file mode 100644
index 0000000..69c7138
--- /dev/null
+++ b/libc/src/unix/bsd/mod.rs
@@ -0,0 +1,449 @@
+use dox::{mem, Option};
+
+pub type c_char = i8;
+pub type wchar_t = i32;
+pub type off_t = i64;
+pub type useconds_t = u32;
+pub type blkcnt_t = i64;
+pub type socklen_t = u32;
+pub type sa_family_t = u8;
+pub type pthread_t = ::uintptr_t;
+pub type nfds_t = ::c_uint;
+
+s! {
+    pub struct sockaddr {
+        pub sa_len: u8,
+        pub sa_family: sa_family_t,
+        pub sa_data: [::c_char; 14],
+    }
+
+    pub struct sockaddr_in6 {
+        pub sin6_len: u8,
+        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,
+    }
+
+    pub struct sockaddr_un {
+        pub sun_len: u8,
+        pub sun_family: sa_family_t,
+        pub sun_path: [c_char; 104]
+    }
+
+    pub struct passwd {
+        pub pw_name: *mut ::c_char,
+        pub pw_passwd: *mut ::c_char,
+        pub pw_uid: ::uid_t,
+        pub pw_gid: ::gid_t,
+        pub pw_change: ::time_t,
+        pub pw_class: *mut ::c_char,
+        pub pw_gecos: *mut ::c_char,
+        pub pw_dir: *mut ::c_char,
+        pub pw_shell: *mut ::c_char,
+        pub pw_expire: ::time_t,
+
+        #[cfg(not(any(target_os = "macos",
+                      target_os = "ios",
+                      target_os = "netbsd",
+                      target_os = "openbsd")))]
+        pub pw_fields: ::c_int,
+    }
+
+    pub struct ifaddrs {
+        pub ifa_next: *mut ifaddrs,
+        pub ifa_name: *mut ::c_char,
+        pub ifa_flags: ::c_uint,
+        pub ifa_addr: *mut ::sockaddr,
+        pub ifa_netmask: *mut ::sockaddr,
+        pub ifa_dstaddr: *mut ::sockaddr,
+        pub ifa_data: *mut ::c_void
+    }
+
+    pub struct fd_set {
+        #[cfg(all(target_pointer_width = "64",
+                  any(target_os = "freebsd", target_os = "dragonfly")))]
+        fds_bits: [i64; FD_SETSIZE / 64],
+        #[cfg(not(all(target_pointer_width = "64",
+                      any(target_os = "freebsd", target_os = "dragonfly"))))]
+        fds_bits: [i32; FD_SETSIZE / 32],
+    }
+
+    pub struct tm {
+        pub tm_sec: ::c_int,
+        pub tm_min: ::c_int,
+        pub tm_hour: ::c_int,
+        pub tm_mday: ::c_int,
+        pub tm_mon: ::c_int,
+        pub tm_year: ::c_int,
+        pub tm_wday: ::c_int,
+        pub tm_yday: ::c_int,
+        pub tm_isdst: ::c_int,
+        pub tm_gmtoff: ::c_long,
+        pub tm_zone: *mut ::c_char,
+    }
+
+    pub struct utsname {
+        #[cfg(not(target_os = "dragonfly"))]
+        pub sysname: [::c_char; 256],
+        #[cfg(target_os = "dragonfly")]
+        pub sysname: [::c_char; 32],
+        #[cfg(not(target_os = "dragonfly"))]
+        pub nodename: [::c_char; 256],
+        #[cfg(target_os = "dragonfly")]
+        pub nodename: [::c_char; 32],
+        #[cfg(not(target_os = "dragonfly"))]
+        pub release: [::c_char; 256],
+        #[cfg(target_os = "dragonfly")]
+        pub release: [::c_char; 32],
+        #[cfg(not(target_os = "dragonfly"))]
+        pub version: [::c_char; 256],
+        #[cfg(target_os = "dragonfly")]
+        pub version: [::c_char; 32],
+        #[cfg(not(target_os = "dragonfly"))]
+        pub machine: [::c_char; 256],
+        #[cfg(target_os = "dragonfly")]
+        pub machine: [::c_char; 32],
+    }
+
+    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 cmsghdr {
+        pub cmsg_len: ::socklen_t,
+        pub cmsg_level: ::c_int,
+        pub cmsg_type: ::c_int,
+    }
+
+    pub struct fsid_t {
+        __fsid_val: [::int32_t; 2],
+    }
+
+    pub struct if_nameindex {
+        pub if_index: ::c_uint,
+        pub if_name: *mut ::c_char,
+    }
+}
+
+pub const LC_ALL: ::c_int = 0;
+pub const LC_COLLATE: ::c_int = 1;
+pub const LC_CTYPE: ::c_int = 2;
+pub const LC_MONETARY: ::c_int = 3;
+pub const LC_NUMERIC: ::c_int = 4;
+pub const LC_TIME: ::c_int = 5;
+pub const LC_MESSAGES: ::c_int = 6;
+
+pub const FIOCLEX: ::c_ulong = 0x20006601;
+pub const FIONBIO: ::c_ulong = 0x8004667e;
+
+pub const PATH_MAX: ::c_int = 1024;
+
+pub const SA_ONSTACK: ::c_int = 0x0001;
+pub const SA_SIGINFO: ::c_int = 0x0040;
+pub const SA_RESTART: ::c_int = 0x0002;
+pub const SA_RESETHAND: ::c_int = 0x0004;
+pub const SA_NOCLDSTOP: ::c_int = 0x0008;
+pub const SA_NODEFER: ::c_int = 0x0010;
+pub const SA_NOCLDWAIT: ::c_int = 0x0020;
+
+pub const SS_ONSTACK: ::c_int = 1;
+pub const SS_DISABLE: ::c_int = 4;
+
+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 SIGINFO: ::c_int = 29;
+
+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;
+
+pub const ST_RDONLY: ::c_ulong = 1;
+
+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_GETOWN: ::c_int = 5;
+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 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 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 OXTABS: ::tcflag_t = 0x4;
+pub const ONOEOT: ::tcflag_t = 0x8;
+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;
+
+pub const WNOHANG: ::c_int = 0x00000001;
+pub const WUNTRACED: ::c_int = 0x00000002;
+
+pub const RTLD_NOW: ::c_int = 0x2;
+pub const RTLD_DEFAULT: *mut ::c_void = -2isize as *mut ::c_void;
+
+pub const LOG_CRON: ::c_int = 9 << 3;
+pub const LOG_AUTHPRIV: ::c_int = 10 << 3;
+pub const LOG_FTP: ::c_int = 11 << 3;
+pub const LOG_PERROR: ::c_int = 0x20;
+
+pub const PIPE_BUF: usize = 512;
+
+f! {
+    pub fn FD_CLR(fd: ::c_int, set: *mut fd_set) -> () {
+        let bits = mem::size_of_val(&(*set).fds_bits[0]) * 8;
+        let fd = fd as usize;
+        (*set).fds_bits[fd / bits] &= !(1 << (fd % bits));
+        return
+    }
+
+    pub fn FD_ISSET(fd: ::c_int, set: *mut fd_set) -> bool {
+        let bits = mem::size_of_val(&(*set).fds_bits[0]) * 8;
+        let fd = fd as usize;
+        return ((*set).fds_bits[fd / bits] & (1 << (fd % bits))) != 0
+    }
+
+    pub fn FD_SET(fd: ::c_int, set: *mut fd_set) -> () {
+        let bits = mem::size_of_val(&(*set).fds_bits[0]) * 8;
+        let fd = fd as usize;
+        (*set).fds_bits[fd / bits] |= 1 << (fd % bits);
+        return
+    }
+
+    pub fn FD_ZERO(set: *mut fd_set) -> () {
+        for slot in (*set).fds_bits.iter_mut() {
+            *slot = 0;
+        }
+    }
+
+    pub fn WTERMSIG(status: ::c_int) -> ::c_int {
+        status & 0o177
+    }
+
+    pub fn WIFEXITED(status: ::c_int) -> bool {
+        (status & 0o177) == 0
+    }
+
+    pub fn WEXITSTATUS(status: ::c_int) -> ::c_int {
+        status >> 8
+    }
+
+    pub fn WCOREDUMP(status: ::c_int) -> bool {
+        (status & 0o200) != 0
+    }
+}
+
+extern {
+    pub fn getifaddrs(ifap: *mut *mut ::ifaddrs) -> ::c_int;
+    pub fn freeifaddrs(ifa: *mut ::ifaddrs);
+    pub fn setgroups(ngroups: ::c_int,
+                     ptr: *const ::gid_t) -> ::c_int;
+    pub fn ioctl(fd: ::c_int, request: ::c_ulong, ...) -> ::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_attr(target_os = "netbsd", link_name = "__getpwnam_r50")]
+    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")]
+    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(target_os = "netbsd", link_name = "__getpwent50")]
+    pub fn getpwent() -> *mut passwd;
+    pub fn setpwent();
+    pub fn getprogname() -> *const ::c_char;
+    pub fn setprogname(name: *const ::c_char);
+    pub fn getloadavg(loadavg: *mut ::c_double, nelem: ::c_int) -> ::c_int;
+    pub fn if_nameindex() -> *mut if_nameindex;
+    pub fn if_freenameindex(ptr: *mut if_nameindex);
+
+    pub fn getpeereid(socket: ::c_int,
+                      euid: *mut ::uid_t,
+                      egid: *mut ::gid_t) -> ::c_int;
+
+    #[cfg_attr(target_os = "macos", link_name = "glob$INODE64")]
+    #[cfg_attr(target_os = "netbsd", link_name = "__glob30")]
+    pub fn glob(pattern: *const ::c_char,
+                flags: ::c_int,
+                errfunc: Option<extern fn(epath: *const ::c_char,
+                                          errno: ::c_int) -> ::c_int>,
+                pglob: *mut ::glob_t) -> ::c_int;
+    #[cfg_attr(target_os = "netbsd", link_name = "__globfree30")]
+    pub fn globfree(pglob: *mut ::glob_t);
+
+    pub fn posix_madvise(addr: *mut ::c_void, len: ::size_t, advice: ::c_int)
+                         -> ::c_int;
+
+    pub fn shm_unlink(name: *const ::c_char) -> ::c_int;
+
+    #[cfg_attr(all(target_os = "macos", target_arch = "x86_64"),
+               link_name = "seekdir$INODE64")]
+    #[cfg_attr(all(target_os = "macos", target_arch = "x86"),
+               link_name = "seekdir$INODE64$UNIX2003")]
+    pub fn seekdir(dirp: *mut ::DIR, loc: ::c_long);
+
+    #[cfg_attr(all(target_os = "macos", target_arch = "x86_64"),
+               link_name = "telldir$INODE64")]
+    #[cfg_attr(all(target_os = "macos", target_arch = "x86"),
+               link_name = "telldir$INODE64$UNIX2003")]
+    pub fn telldir(dirp: *mut ::DIR) -> ::c_long;
+    pub fn madvise(addr: *mut ::c_void, len: ::size_t, advice: ::c_int)
+                  -> ::c_int;
+
+    #[cfg_attr(all(target_os = "macos", target_arch = "x86"),
+               link_name = "msync$UNIX2003")]
+    #[cfg_attr(target_os = "netbsd", link_name = "__msync13")]
+    pub fn msync(addr: *mut ::c_void, len: ::size_t, flags: ::c_int) -> ::c_int;
+
+    #[cfg_attr(all(target_os = "macos", target_arch = "x86"),
+               link_name = "recvfrom$UNIX2003")]
+    pub fn recvfrom(socket: ::c_int, buf: *mut ::c_void, len: ::size_t,
+                    flags: ::c_int, addr: *mut ::sockaddr,
+                    addrlen: *mut ::socklen_t) -> ::ssize_t;
+    pub fn mkstemps(template: *mut ::c_char, suffixlen: ::c_int) -> ::c_int;
+    pub fn futimes(fd: ::c_int, times: *const ::timeval) -> ::c_int;
+    pub fn nl_langinfo(item: ::nl_item) -> *mut ::c_char;
+
+    #[cfg_attr(all(target_os = "macos", target_arch = "x86"),
+               link_name = "bind$UNIX2003")]
+    pub fn bind(socket: ::c_int, address: *const ::sockaddr,
+                address_len: ::socklen_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;
+
+    #[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_if! {
+    if #[cfg(any(target_os = "macos", target_os = "ios"))] {
+        mod apple;
+        pub use self::apple::*;
+    } else if #[cfg(any(target_os = "openbsd", target_os = "netbsd",
+                        target_os = "bitrig"))] {
+        mod netbsdlike;
+        pub use self::netbsdlike::*;
+    } else if #[cfg(any(target_os = "freebsd", target_os = "dragonfly"))] {
+        mod freebsdlike;
+        pub use self::freebsdlike::*;
+    } else {
+        // Unknown target_os
+    }
+}
diff --git a/libc/src/unix/bsd/netbsdlike/mod.rs b/libc/src/unix/bsd/netbsdlike/mod.rs
new file mode 100644
index 0000000..d4f0ded
--- /dev/null
+++ b/libc/src/unix/bsd/netbsdlike/mod.rs
@@ -0,0 +1,649 @@
+pub type time_t = i64;
+pub type mode_t = u32;
+pub type nlink_t = ::uint32_t;
+pub type ino_t = ::uint64_t;
+pub type pthread_key_t = ::c_int;
+pub type rlim_t = u64;
+pub type speed_t = ::c_uint;
+pub type tcflag_t = ::c_uint;
+pub type nl_item = c_long;
+pub type clockid_t = ::c_int;
+pub type id_t = ::uint32_t;
+pub type sem_t = *mut sem;
+
+pub enum timezone {}
+pub enum sem {}
+
+s! {
+    pub struct sigaction {
+        pub sa_sigaction: ::sighandler_t,
+        pub sa_mask: ::sigset_t,
+        pub sa_flags: ::c_int,
+    }
+
+    pub struct stack_t {
+        pub ss_sp: *mut ::c_void,
+        pub ss_size: ::size_t,
+        pub ss_flags: ::c_int,
+    }
+
+    pub struct sockaddr_in {
+        pub sin_len: u8,
+        pub sin_family: ::sa_family_t,
+        pub sin_port: ::in_port_t,
+        pub sin_addr: ::in_addr,
+        pub sin_zero: [::int8_t; 8],
+    }
+
+    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 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 const D_T_FMT: ::nl_item = 0;
+pub const D_FMT: ::nl_item = 1;
+pub const T_FMT: ::nl_item = 2;
+pub const T_FMT_AMPM: ::nl_item = 3;
+pub const AM_STR: ::nl_item = 4;
+pub const PM_STR: ::nl_item = 5;
+
+pub const DAY_1: ::nl_item = 6;
+pub const DAY_2: ::nl_item = 7;
+pub const DAY_3: ::nl_item = 8;
+pub const DAY_4: ::nl_item = 9;
+pub const DAY_5: ::nl_item = 10;
+pub const DAY_6: ::nl_item = 11;
+pub const DAY_7: ::nl_item = 12;
+
+pub const ABDAY_1: ::nl_item = 13;
+pub const ABDAY_2: ::nl_item = 14;
+pub const ABDAY_3: ::nl_item = 15;
+pub const ABDAY_4: ::nl_item = 16;
+pub const ABDAY_5: ::nl_item = 17;
+pub const ABDAY_6: ::nl_item = 18;
+pub const ABDAY_7: ::nl_item = 19;
+
+pub const MON_1: ::nl_item = 20;
+pub const MON_2: ::nl_item = 21;
+pub const MON_3: ::nl_item = 22;
+pub const MON_4: ::nl_item = 23;
+pub const MON_5: ::nl_item = 24;
+pub const MON_6: ::nl_item = 25;
+pub const MON_7: ::nl_item = 26;
+pub const MON_8: ::nl_item = 27;
+pub const MON_9: ::nl_item = 28;
+pub const MON_10: ::nl_item = 29;
+pub const MON_11: ::nl_item = 30;
+pub const MON_12: ::nl_item = 31;
+
+pub const ABMON_1: ::nl_item = 32;
+pub const ABMON_2: ::nl_item = 33;
+pub const ABMON_3: ::nl_item = 34;
+pub const ABMON_4: ::nl_item = 35;
+pub const ABMON_5: ::nl_item = 36;
+pub const ABMON_6: ::nl_item = 37;
+pub const ABMON_7: ::nl_item = 38;
+pub const ABMON_8: ::nl_item = 39;
+pub const ABMON_9: ::nl_item = 40;
+pub const ABMON_10: ::nl_item = 41;
+pub const ABMON_11: ::nl_item = 42;
+pub const ABMON_12: ::nl_item = 43;
+
+pub const RADIXCHAR: ::nl_item = 44;
+pub const THOUSEP: ::nl_item = 45;
+pub const YESSTR: ::nl_item = 46;
+pub const YESEXPR: ::nl_item = 47;
+pub const NOSTR: ::nl_item = 48;
+pub const NOEXPR: ::nl_item = 49;
+pub const CRNCYSTR: ::nl_item = 50;
+
+pub const CODESET: ::nl_item = 51;
+
+pub const EXIT_FAILURE : ::c_int = 1;
+pub const EXIT_SUCCESS : ::c_int = 0;
+pub const RAND_MAX : ::c_int = 2147483647;
+pub const EOF : ::c_int = -1;
+pub const SEEK_SET : ::c_int = 0;
+pub const SEEK_CUR : ::c_int = 1;
+pub const SEEK_END : ::c_int = 2;
+pub const _IOFBF : ::c_int = 0;
+pub const _IONBF : ::c_int = 2;
+pub const _IOLBF : ::c_int = 1;
+pub const BUFSIZ : ::c_uint = 1024;
+pub const FOPEN_MAX : ::c_uint = 20;
+pub const FILENAME_MAX : ::c_uint = 1024;
+pub const L_tmpnam : ::c_uint = 1024;
+pub const O_RDONLY : ::c_int = 0;
+pub const O_WRONLY : ::c_int = 1;
+pub const O_RDWR : ::c_int = 2;
+pub const O_ACCMODE : ::c_int = 3;
+pub const O_APPEND : ::c_int = 8;
+pub const O_CREAT : ::c_int = 512;
+pub const O_EXCL : ::c_int = 2048;
+pub const O_NOCTTY : ::c_int = 32768;
+pub const O_TRUNC : ::c_int = 1024;
+pub const O_SYNC : ::c_int = 128;
+pub const S_IFIFO : mode_t = 4096;
+pub const S_IFCHR : mode_t = 8192;
+pub const S_IFBLK : mode_t = 24576;
+pub const S_IFDIR : mode_t = 16384;
+pub const S_IFREG : mode_t = 32768;
+pub const S_IFLNK : mode_t = 40960;
+pub const S_IFSOCK : mode_t = 49152;
+pub const S_IFMT : mode_t = 61440;
+pub const S_IEXEC : mode_t = 64;
+pub const S_IWRITE : mode_t = 128;
+pub const S_IREAD : mode_t = 256;
+pub const S_IRWXU : mode_t = 448;
+pub const S_IXUSR : mode_t = 64;
+pub const S_IWUSR : mode_t = 128;
+pub const S_IRUSR : mode_t = 256;
+pub const S_IRWXG : mode_t = 56;
+pub const S_IXGRP : mode_t = 8;
+pub const S_IWGRP : mode_t = 16;
+pub const S_IRGRP : mode_t = 32;
+pub const S_IRWXO : mode_t = 7;
+pub const S_IXOTH : mode_t = 1;
+pub const S_IWOTH : mode_t = 2;
+pub const S_IROTH : mode_t = 4;
+pub const F_OK : ::c_int = 0;
+pub const R_OK : ::c_int = 4;
+pub const W_OK : ::c_int = 2;
+pub const X_OK : ::c_int = 1;
+pub const STDIN_FILENO : ::c_int = 0;
+pub const STDOUT_FILENO : ::c_int = 1;
+pub const STDERR_FILENO : ::c_int = 2;
+pub const F_LOCK : ::c_int = 1;
+pub const F_TEST : ::c_int = 3;
+pub const F_TLOCK : ::c_int = 2;
+pub const F_ULOCK : ::c_int = 0;
+pub const F_GETLK: ::c_int = 7;
+pub const F_SETLK: ::c_int = 8;
+pub const F_SETLKW: ::c_int = 9;
+pub const SIGHUP : ::c_int = 1;
+pub const SIGINT : ::c_int = 2;
+pub const SIGQUIT : ::c_int = 3;
+pub const SIGILL : ::c_int = 4;
+pub const SIGABRT : ::c_int = 6;
+pub const SIGEMT: ::c_int = 7;
+pub const SIGFPE : ::c_int = 8;
+pub const SIGKILL : ::c_int = 9;
+pub const SIGSEGV : ::c_int = 11;
+pub const SIGPIPE : ::c_int = 13;
+pub const SIGALRM : ::c_int = 14;
+pub const SIGTERM : ::c_int = 15;
+pub const SIGSTKSZ : ::size_t = 40960;
+
+pub const PROT_NONE : ::c_int = 0;
+pub const PROT_READ : ::c_int = 1;
+pub const PROT_WRITE : ::c_int = 2;
+pub const PROT_EXEC : ::c_int = 4;
+
+pub const MAP_FILE : ::c_int = 0x0000;
+pub const MAP_SHARED : ::c_int = 0x0001;
+pub const MAP_PRIVATE : ::c_int = 0x0002;
+pub const MAP_FIXED : ::c_int = 0x0010;
+pub const MAP_ANON : ::c_int = 0x1000;
+
+pub const MAP_FAILED : *mut ::c_void = !0 as *mut ::c_void;
+
+pub const MCL_CURRENT : ::c_int = 0x0001;
+pub const MCL_FUTURE : ::c_int = 0x0002;
+
+pub const MS_ASYNC : ::c_int = 0x0001;
+
+pub const EPERM : ::c_int = 1;
+pub const ENOENT : ::c_int = 2;
+pub const ESRCH : ::c_int = 3;
+pub const EINTR : ::c_int = 4;
+pub const EIO : ::c_int = 5;
+pub const ENXIO : ::c_int = 6;
+pub const E2BIG : ::c_int = 7;
+pub const ENOEXEC : ::c_int = 8;
+pub const EBADF : ::c_int = 9;
+pub const ECHILD : ::c_int = 10;
+pub const EDEADLK : ::c_int = 11;
+pub const ENOMEM : ::c_int = 12;
+pub const EACCES : ::c_int = 13;
+pub const EFAULT : ::c_int = 14;
+pub const ENOTBLK : ::c_int = 15;
+pub const EBUSY : ::c_int = 16;
+pub const EEXIST : ::c_int = 17;
+pub const EXDEV : ::c_int = 18;
+pub const ENODEV : ::c_int = 19;
+pub const ENOTDIR : ::c_int = 20;
+pub const EISDIR : ::c_int = 21;
+pub const EINVAL : ::c_int = 22;
+pub const ENFILE : ::c_int = 23;
+pub const EMFILE : ::c_int = 24;
+pub const ENOTTY : ::c_int = 25;
+pub const ETXTBSY : ::c_int = 26;
+pub const EFBIG : ::c_int = 27;
+pub const ENOSPC : ::c_int = 28;
+pub const ESPIPE : ::c_int = 29;
+pub const EROFS : ::c_int = 30;
+pub const EMLINK : ::c_int = 31;
+pub const EPIPE : ::c_int = 32;
+pub const EDOM : ::c_int = 33;
+pub const ERANGE : ::c_int = 34;
+pub const EAGAIN : ::c_int = 35;
+pub const EWOULDBLOCK : ::c_int = 35;
+pub const EINPROGRESS : ::c_int = 36;
+pub const EALREADY : ::c_int = 37;
+pub const ENOTSOCK : ::c_int = 38;
+pub const EDESTADDRREQ : ::c_int = 39;
+pub const EMSGSIZE : ::c_int = 40;
+pub const EPROTOTYPE : ::c_int = 41;
+pub const ENOPROTOOPT : ::c_int = 42;
+pub const EPROTONOSUPPORT : ::c_int = 43;
+pub const ESOCKTNOSUPPORT : ::c_int = 44;
+pub const EOPNOTSUPP : ::c_int = 45;
+pub const EPFNOSUPPORT : ::c_int = 46;
+pub const EAFNOSUPPORT : ::c_int = 47;
+pub const EADDRINUSE : ::c_int = 48;
+pub const EADDRNOTAVAIL : ::c_int = 49;
+pub const ENETDOWN : ::c_int = 50;
+pub const ENETUNREACH : ::c_int = 51;
+pub const ENETRESET : ::c_int = 52;
+pub const ECONNABORTED : ::c_int = 53;
+pub const ECONNRESET : ::c_int = 54;
+pub const ENOBUFS : ::c_int = 55;
+pub const EISCONN : ::c_int = 56;
+pub const ENOTCONN : ::c_int = 57;
+pub const ESHUTDOWN : ::c_int = 58;
+pub const ETOOMANYREFS : ::c_int = 59;
+pub const ETIMEDOUT : ::c_int = 60;
+pub const ECONNREFUSED : ::c_int = 61;
+pub const ELOOP : ::c_int = 62;
+pub const ENAMETOOLONG : ::c_int = 63;
+pub const EHOSTDOWN : ::c_int = 64;
+pub const EHOSTUNREACH : ::c_int = 65;
+pub const ENOTEMPTY : ::c_int = 66;
+pub const EPROCLIM : ::c_int = 67;
+pub const EUSERS : ::c_int = 68;
+pub const EDQUOT : ::c_int = 69;
+pub const ESTALE : ::c_int = 70;
+pub const EREMOTE : ::c_int = 71;
+pub const EBADRPC : ::c_int = 72;
+pub const ERPCMISMATCH : ::c_int = 73;
+pub const EPROGUNAVAIL : ::c_int = 74;
+pub const EPROGMISMATCH : ::c_int = 75;
+pub const EPROCUNAVAIL : ::c_int = 76;
+pub const ENOLCK : ::c_int = 77;
+pub const ENOSYS : ::c_int = 78;
+pub const EFTYPE : ::c_int = 79;
+pub const EAUTH : ::c_int = 80;
+pub const ENEEDAUTH : ::c_int = 81;
+
+pub const F_DUPFD : ::c_int = 0;
+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 SIGTRAP : ::c_int = 5;
+
+pub const GLOB_APPEND   : ::c_int = 0x0001;
+pub const GLOB_DOOFFS   : ::c_int = 0x0002;
+pub const GLOB_ERR      : ::c_int = 0x0004;
+pub const GLOB_MARK     : ::c_int = 0x0008;
+pub const GLOB_NOCHECK  : ::c_int = 0x0010;
+pub const GLOB_NOSORT   : ::c_int = 0x0020;
+pub const GLOB_NOESCAPE : ::c_int = 0x1000;
+
+pub const GLOB_NOSPACE  : ::c_int = -1;
+pub const GLOB_ABORTED  : ::c_int = -2;
+pub const GLOB_NOMATCH  : ::c_int = -3;
+pub const GLOB_NOSYS : ::c_int = -4;
+
+pub const POSIX_MADV_NORMAL : ::c_int = 0;
+pub const POSIX_MADV_RANDOM : ::c_int = 1;
+pub const POSIX_MADV_SEQUENTIAL : ::c_int = 2;
+pub const POSIX_MADV_WILLNEED : ::c_int = 3;
+pub const POSIX_MADV_DONTNEED : ::c_int = 4;
+
+pub const _SC_XOPEN_SHM : ::c_int = 30;
+
+pub const PTHREAD_CREATE_JOINABLE : ::c_int = 0;
+pub const PTHREAD_CREATE_DETACHED : ::c_int = 1;
+
+// http://man.openbsd.org/OpenBSD-current/man2/clock_getres.2
+// The man page says clock_gettime(3) can accept various values as clockid_t but
+// http://fxr.watson.org/fxr/source/kern/kern_time.c?v=OPENBSD;im=excerpts#L161
+// the implementation rejects anything other than the below two
+//
+// http://netbsd.gw.com/cgi-bin/man-cgi?clock_gettime
+// https://github.com/jsonn/src/blob/HEAD/sys/kern/subr_time.c#L222
+// Basically the same goes for NetBSD
+pub const CLOCK_REALTIME: clockid_t = 0;
+pub const CLOCK_MONOTONIC: clockid_t = 3;
+
+pub const RLIMIT_CPU: ::c_int = 0;
+pub const RLIMIT_FSIZE: ::c_int = 1;
+pub const RLIMIT_DATA: ::c_int = 2;
+pub const RLIMIT_STACK: ::c_int = 3;
+pub const RLIMIT_CORE: ::c_int = 4;
+pub const RLIMIT_RSS: ::c_int = 5;
+pub const RLIMIT_MEMLOCK: ::c_int = 6;
+pub const RLIMIT_NPROC: ::c_int = 7;
+pub const RLIMIT_NOFILE: ::c_int = 8;
+
+pub const RLIM_INFINITY: rlim_t = 0x7fff_ffff_ffff_ffff;
+pub const RLIM_SAVED_MAX: rlim_t = RLIM_INFINITY;
+pub const RLIM_SAVED_CUR: rlim_t = RLIM_INFINITY;
+
+pub const RUSAGE_SELF: ::c_int = 0;
+pub const RUSAGE_CHILDREN: ::c_int = -1;
+
+pub const MADV_NORMAL : ::c_int = 0;
+pub const MADV_RANDOM : ::c_int = 1;
+pub const MADV_SEQUENTIAL : ::c_int = 2;
+pub const MADV_WILLNEED : ::c_int = 3;
+pub const MADV_DONTNEED : ::c_int = 4;
+pub const MADV_FREE : ::c_int = 6;
+
+pub const AF_UNSPEC: ::c_int = 0;
+pub const AF_LOCAL: ::c_int = 1;
+pub const AF_UNIX: ::c_int = AF_LOCAL;
+pub const AF_INET: ::c_int = 2;
+pub const AF_IMPLINK: ::c_int = 3;
+pub const AF_PUP: ::c_int = 4;
+pub const AF_CHAOS: ::c_int = 5;
+pub const AF_NS: ::c_int = 6;
+pub const AF_ISO: ::c_int = 7;
+pub const AF_OSI: ::c_int = AF_ISO;
+pub const AF_DATAKIT: ::c_int = 9;
+pub const AF_CCITT: ::c_int = 10;
+pub const AF_SNA: ::c_int = 11;
+pub const AF_DECnet: ::c_int = 12;
+pub const AF_DLI: ::c_int = 13;
+pub const AF_LAT: ::c_int = 14;
+pub const AF_HYLINK: ::c_int = 15;
+pub const AF_APPLETALK: ::c_int = 16;
+pub const AF_LINK: ::c_int = 18;
+pub const pseudo_AF_XTP: ::c_int = 19;
+pub const AF_COIP: ::c_int = 20;
+pub const AF_CNT: ::c_int = 21;
+pub const pseudo_AF_RTIP: ::c_int = 22;
+pub const AF_IPX: ::c_int = 23;
+pub const AF_INET6: ::c_int = 24;
+pub const pseudo_AF_PIP: ::c_int = 25;
+pub const AF_ISDN: ::c_int = 26;
+pub const AF_E164: ::c_int = AF_ISDN;
+pub const AF_NATM: ::c_int = 27;
+
+pub const PF_UNSPEC: ::c_int = AF_UNSPEC;
+pub const PF_LOCAL: ::c_int = AF_LOCAL;
+pub const PF_UNIX: ::c_int = PF_LOCAL;
+pub const PF_INET: ::c_int = AF_INET;
+pub const PF_IMPLINK: ::c_int = AF_IMPLINK;
+pub const PF_PUP: ::c_int = AF_PUP;
+pub const PF_CHAOS: ::c_int = AF_CHAOS;
+pub const PF_NS: ::c_int = AF_NS;
+pub const PF_ISO: ::c_int = AF_ISO;
+pub const PF_OSI: ::c_int = AF_ISO;
+pub const PF_DATAKIT: ::c_int = AF_DATAKIT;
+pub const PF_CCITT: ::c_int = AF_CCITT;
+pub const PF_SNA: ::c_int = AF_SNA;
+pub const PF_DECnet: ::c_int = AF_DECnet;
+pub const PF_DLI: ::c_int = AF_DLI;
+pub const PF_LAT: ::c_int = AF_LAT;
+pub const PF_HYLINK: ::c_int = AF_HYLINK;
+pub const PF_APPLETALK: ::c_int = AF_APPLETALK;
+pub const PF_LINK: ::c_int = AF_LINK;
+pub const PF_XTP: ::c_int = pseudo_AF_XTP;
+pub const PF_COIP: ::c_int = AF_COIP;
+pub const PF_CNT: ::c_int = AF_CNT;
+pub const PF_IPX: ::c_int = AF_IPX;
+pub const PF_INET6: ::c_int = AF_INET6;
+pub const PF_RTIP: ::c_int = pseudo_AF_RTIP;
+pub const PF_PIP: ::c_int = pseudo_AF_PIP;
+pub const PF_ISDN: ::c_int = AF_ISDN;
+pub const PF_NATM: ::c_int = AF_NATM;
+
+pub const SOCK_STREAM: ::c_int = 1;
+pub const SOCK_DGRAM: ::c_int = 2;
+pub const SOCK_RAW: ::c_int = 3;
+pub const SOCK_SEQPACKET: ::c_int = 5;
+pub const IPPROTO_ICMP: ::c_int = 1;
+pub const IPPROTO_ICMPV6: ::c_int = 58;
+pub const IPPROTO_TCP: ::c_int = 6;
+pub const IPPROTO_IP: ::c_int = 0;
+pub const IPPROTO_IPV6: ::c_int = 41;
+pub const IP_MULTICAST_TTL: ::c_int = 10;
+pub const IP_MULTICAST_LOOP: ::c_int = 11;
+pub const IP_TTL: ::c_int = 4;
+pub const IP_HDRINCL: ::c_int = 2;
+pub const IP_ADD_MEMBERSHIP: ::c_int = 12;
+pub const IP_DROP_MEMBERSHIP: ::c_int = 13;
+
+pub const TCP_NODELAY: ::c_int = 0x01;
+pub const SOL_SOCKET: ::c_int = 0xffff;
+pub const SO_DEBUG: ::c_int = 0x01;
+pub const SO_ACCEPTCONN: ::c_int = 0x0002;
+pub const SO_REUSEADDR: ::c_int = 0x0004;
+pub const SO_KEEPALIVE: ::c_int = 0x0008;
+pub const SO_DONTROUTE: ::c_int = 0x0010;
+pub const SO_BROADCAST: ::c_int = 0x0020;
+pub const SO_USELOOPBACK: ::c_int = 0x0040;
+pub const SO_LINGER: ::c_int = 0x0080;
+pub const SO_OOBINLINE: ::c_int = 0x0100;
+pub const SO_REUSEPORT: ::c_int = 0x0200;
+pub const SO_SNDBUF: ::c_int = 0x1001;
+pub const SO_RCVBUF: ::c_int = 0x1002;
+pub const SO_SNDLOWAT: ::c_int = 0x1003;
+pub const SO_RCVLOWAT: ::c_int = 0x1004;
+pub const SO_ERROR: ::c_int = 0x1007;
+pub const SO_TYPE: ::c_int = 0x1008;
+
+pub const SOMAXCONN: ::c_int = 128;
+
+pub const MSG_OOB: ::c_int = 0x1;
+pub const MSG_PEEK: ::c_int = 0x2;
+pub const MSG_DONTROUTE: ::c_int = 0x4;
+pub const MSG_EOR: ::c_int = 0x8;
+pub const MSG_TRUNC: ::c_int = 0x10;
+pub const MSG_CTRUNC: ::c_int = 0x20;
+pub const MSG_WAITALL: ::c_int = 0x40;
+pub const MSG_DONTWAIT: ::c_int = 0x80;
+pub const MSG_BCAST: ::c_int = 0x100;
+pub const MSG_MCAST: ::c_int = 0x200;
+pub const MSG_NOSIGNAL: ::c_int = 0x400;
+pub const MSG_CMSG_CLOEXEC: ::c_int = 0x800;
+
+pub const SCM_RIGHTS: ::c_int = 0x01;
+
+pub const IFF_LOOPBACK: ::c_int = 0x8;
+
+pub const SHUT_RD: ::c_int = 0;
+pub const SHUT_WR: ::c_int = 1;
+pub const SHUT_RDWR: ::c_int = 2;
+
+pub const LOCK_SH: ::c_int = 1;
+pub const LOCK_EX: ::c_int = 2;
+pub const LOCK_NB: ::c_int = 4;
+pub const LOCK_UN: ::c_int = 8;
+
+pub const O_NONBLOCK : ::c_int = 4;
+
+pub const IPPROTO_RAW : ::c_int = 255;
+
+pub const _SC_ARG_MAX : ::c_int = 1;
+pub const _SC_CHILD_MAX : ::c_int = 2;
+pub const _SC_NGROUPS_MAX : ::c_int = 4;
+pub const _SC_OPEN_MAX : ::c_int = 5;
+pub const _SC_JOB_CONTROL : ::c_int = 6;
+pub const _SC_SAVED_IDS : ::c_int = 7;
+pub const _SC_VERSION : ::c_int = 8;
+pub const _SC_BC_BASE_MAX : ::c_int = 9;
+pub const _SC_BC_DIM_MAX : ::c_int = 10;
+pub const _SC_BC_SCALE_MAX : ::c_int = 11;
+pub const _SC_BC_STRING_MAX : ::c_int = 12;
+pub const _SC_COLL_WEIGHTS_MAX : ::c_int = 13;
+pub const _SC_EXPR_NEST_MAX : ::c_int = 14;
+pub const _SC_LINE_MAX : ::c_int = 15;
+pub const _SC_RE_DUP_MAX : ::c_int = 16;
+pub const _SC_2_VERSION : ::c_int = 17;
+pub const _SC_2_C_BIND : ::c_int = 18;
+pub const _SC_2_C_DEV : ::c_int = 19;
+pub const _SC_2_CHAR_TERM : ::c_int = 20;
+pub const _SC_2_FORT_DEV : ::c_int = 21;
+pub const _SC_2_FORT_RUN : ::c_int = 22;
+pub const _SC_2_LOCALEDEF : ::c_int = 23;
+pub const _SC_2_SW_DEV : ::c_int = 24;
+pub const _SC_2_UPE : ::c_int = 25;
+pub const _SC_STREAM_MAX : ::c_int = 26;
+pub const _SC_TZNAME_MAX : ::c_int = 27;
+pub const _SC_PAGESIZE : ::c_int = 28;
+pub const _SC_PAGE_SIZE: ::c_int = _SC_PAGESIZE;
+pub const _SC_FSYNC : ::c_int = 29;
+
+pub const Q_GETQUOTA: ::c_int = 0x300;
+pub const Q_SETQUOTA: ::c_int = 0x400;
+
+pub const RTLD_GLOBAL: ::c_int = 0x100;
+
+pub const LOG_NFACILITIES: ::c_int = 24;
+
+pub const HW_NCPU: ::c_int = 3;
+
+pub const B0: speed_t = 0;
+pub const B50: speed_t = 50;
+pub const B75: speed_t = 75;
+pub const B110: speed_t = 110;
+pub const B134: speed_t = 134;
+pub const B150: speed_t = 150;
+pub const B200: speed_t = 200;
+pub const B300: speed_t = 300;
+pub const B600: speed_t = 600;
+pub const B1200: speed_t = 1200;
+pub const B1800: speed_t = 1800;
+pub const B2400: speed_t = 2400;
+pub const B4800: speed_t = 4800;
+pub const B9600: speed_t = 9600;
+pub const B19200: speed_t = 19200;
+pub const B38400: speed_t = 38400;
+pub const B7200: speed_t = 7200;
+pub const B14400: speed_t = 14400;
+pub const B28800: speed_t = 28800;
+pub const B57600: speed_t = 57600;
+pub const B76800: speed_t = 76800;
+pub const B115200: speed_t = 115200;
+pub const B230400: speed_t = 230400;
+pub const EXTA: speed_t = 19200;
+pub const EXTB: speed_t = 38400;
+
+pub const SEM_FAILED: *mut sem_t = 0 as *mut sem_t;
+
+f! {
+    pub fn WSTOPSIG(status: ::c_int) -> ::c_int {
+        status >> 8
+    }
+
+    pub fn WIFSIGNALED(status: ::c_int) -> bool {
+        (status & 0o177) != 0o177 && (status & 0o177) != 0
+    }
+
+    pub fn WIFSTOPPED(status: ::c_int) -> bool {
+        (status & 0o177) == 0o177
+    }
+}
+
+#[link(name = "util")]
+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_getres50")]
+    pub fn clock_getres(clk_id: clockid_t, tp: *mut ::timespec) -> ::c_int;
+    #[cfg_attr(target_os = "netbsd", link_name = "__clock_gettime50")]
+    pub fn clock_gettime(clk_id: clockid_t, tp: *mut ::timespec) -> ::c_int;
+    #[cfg_attr(target_os = "netbsd", link_name = "__clock_settime50")]
+    pub fn clock_settime(clk_id: clockid_t, tp: *const ::timespec) -> ::c_int;
+    pub fn __errno() -> *mut ::c_int;
+    pub fn shm_open(name: *const ::c_char, oflag: ::c_int, mode: ::mode_t)
+                    -> ::c_int;
+    pub fn memrchr(cx: *const ::c_void,
+                   c: ::c_int,
+                   n: ::size_t) -> *mut ::c_void;
+    pub fn mkostemp(template: *mut ::c_char, flags: ::c_int) -> ::c_int;
+    pub fn mkostemps(template: *mut ::c_char,
+                     suffixlen: ::c_int,
+                     flags: ::c_int) -> ::c_int;
+    pub fn futimens(fd: ::c_int, times: *const ::timespec) -> ::c_int;
+    pub fn fdatasync(fd: ::c_int) -> ::c_int;
+    pub fn openpty(amaster: *mut ::c_int,
+                   aslave: *mut ::c_int,
+                   name: *mut ::c_char,
+                   termp: *mut termios,
+                   winp: *mut ::winsize) -> ::c_int;
+    pub fn forkpty(amaster: *mut ::c_int,
+                   name: *mut ::c_char,
+                   termp: *mut termios,
+                   winp: *mut ::winsize) -> ::pid_t;
+    pub fn getpriority(which: ::c_int, who: ::id_t) -> ::c_int;
+    pub fn setpriority(which: ::c_int, who: ::id_t, prio: ::c_int) -> ::c_int;
+
+    pub fn openat(dirfd: ::c_int, pathname: *const ::c_char,
+                  flags: ::c_int, ...) -> ::c_int;
+    pub fn faccessat(dirfd: ::c_int, pathname: *const ::c_char,
+                     mode: ::c_int, flags: ::c_int) -> ::c_int;
+    pub fn fchmodat(dirfd: ::c_int, pathname: *const ::c_char,
+                    mode: ::mode_t, flags: ::c_int) -> ::c_int;
+    pub fn fchownat(dirfd: ::c_int, pathname: *const ::c_char,
+                    owner: ::uid_t, group: ::gid_t,
+                    flags: ::c_int) -> ::c_int;
+    pub fn fstatat(dirfd: ::c_int, pathname: *const ::c_char,
+                   buf: *mut stat, flags: ::c_int) -> ::c_int;
+    pub fn linkat(olddirfd: ::c_int, oldpath: *const ::c_char,
+                  newdirfd: ::c_int, newpath: *const ::c_char,
+                  flags: ::c_int) -> ::c_int;
+   pub fn mkdirat(dirfd: ::c_int, pathname: *const ::c_char,
+                  mode: ::mode_t) -> ::c_int;
+   pub fn mknodat(dirfd: ::c_int, pathname: *const ::c_char,
+                 mode: ::mode_t, dev: dev_t) -> ::c_int;
+   pub fn readlinkat(dirfd: ::c_int, pathname: *const ::c_char,
+                     buf: *mut ::c_char, bufsiz: ::size_t) -> ::ssize_t;
+   pub fn renameat(olddirfd: ::c_int, oldpath: *const ::c_char,
+                   newdirfd: ::c_int, newpath: *const ::c_char)
+                   -> ::c_int;
+   pub fn symlinkat(target: *const ::c_char, newdirfd: ::c_int,
+                    linkpath: *const ::c_char) -> ::c_int;
+   pub fn unlinkat(dirfd: ::c_int, pathname: *const ::c_char,
+                   flags: ::c_int) -> ::c_int;
+   pub fn mkfifoat(dirfd: ::c_int, pathname: *const ::c_char,
+                   mode: ::mode_t) -> ::c_int;
+   pub fn sem_timedwait(sem: *mut sem_t,
+                        abstime: *const ::timespec) -> ::c_int;
+   pub fn pthread_condattr_setclock(attr: *mut pthread_condattr_t,
+                                    clock_id: clockid_t) -> ::c_int;
+    pub fn sethostname(name: *const ::c_char, len: ::size_t) -> ::c_int;
+    pub fn pthread_mutex_timedlock(lock: *mut pthread_mutex_t,
+                                   abstime: *const ::timespec) -> ::c_int;
+    pub fn pipe2(fds: *mut ::c_int, flags: ::c_int) -> ::c_int;
+}
+
+cfg_if! {
+    if #[cfg(target_os = "netbsd")] {
+        mod netbsd;
+        pub use self::netbsd::*;
+    } else if #[cfg(any(target_os = "openbsd", target_os = "bitrig"))] {
+        mod openbsdlike;
+        pub use self::openbsdlike::*;
+    } else {
+        // Unknown target_os
+    }
+}
diff --git a/libc/src/unix/bsd/netbsdlike/netbsd/mod.rs b/libc/src/unix/bsd/netbsdlike/netbsd/mod.rs
new file mode 100644
index 0000000..a329cdf
--- /dev/null
+++ b/libc/src/unix/bsd/netbsdlike/netbsd/mod.rs
@@ -0,0 +1,716 @@
+pub type clock_t = ::c_uint;
+pub type suseconds_t = ::c_int;
+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 idtype_t = ::c_int;
+
+s! {
+    pub struct aiocb {
+        pub aio_offset: ::off_t,
+        pub aio_buf: *mut ::c_void,
+        pub aio_nbytes: ::size_t,
+        pub aio_fildes: ::c_int,
+        pub aio_lio_opcode: ::c_int,
+        pub aio_reqprio: ::c_int,
+        pub aio_sigevent: ::sigevent,
+        _state: ::c_int,
+        _errno: ::c_int,
+        _retval: ::ssize_t
+    }
+
+    pub struct dirent {
+        pub d_fileno: ::ino_t,
+        pub d_reclen: u16,
+        pub d_namlen: u16,
+        pub d_type: u8,
+        pub d_name: [::c_char; 512],
+    }
+
+    pub struct glob_t {
+        pub gl_pathc:   ::size_t,
+        pub gl_matchc:  ::size_t,
+        pub gl_offs:    ::size_t,
+        pub gl_flags:   ::c_int,
+        pub gl_pathv:   *mut *mut ::c_char,
+
+        __unused3: *mut ::c_void,
+
+        __unused4: *mut ::c_void,
+        __unused5: *mut ::c_void,
+        __unused6: *mut ::c_void,
+        __unused7: *mut ::c_void,
+        __unused8: *mut ::c_void,
+    }
+
+    pub struct sigevent {
+        pub sigev_notify: ::c_int,
+        pub sigev_signo: ::c_int,
+        pub sigev_value: ::sigval,
+        __unused1: *mut ::c_void,       //actually a function pointer
+        pub sigev_notify_attributes: *mut ::c_void
+    }
+
+    pub struct sigset_t {
+        __bits: [u32; 4],
+    }
+
+    pub struct stat {
+        pub st_dev: ::dev_t,
+        pub st_mode: ::mode_t,
+        pub st_ino: ::ino_t,
+        pub st_nlink: ::nlink_t,
+        pub st_uid: ::uid_t,
+        pub st_gid: ::gid_t,
+        pub st_rdev: ::dev_t,
+        pub st_atime: ::time_t,
+        pub st_atimensec: ::c_long,
+        pub st_mtime: ::time_t,
+        pub st_mtimensec: ::c_long,
+        pub st_ctime: ::time_t,
+        pub st_ctimensec: ::c_long,
+        pub st_birthtime: ::time_t,
+        pub st_birthtimensec: ::c_long,
+        pub st_size: ::off_t,
+        pub st_blocks: ::blkcnt_t,
+        pub st_blksize: ::blksize_t,
+        pub st_flags: ::uint32_t,
+        pub st_gen: ::uint32_t,
+        pub st_spare: [::uint32_t; 2],
+    }
+
+    pub struct statvfs {
+        pub f_flag: ::c_ulong,
+        pub f_bsize: ::c_ulong,
+        pub f_frsize: ::c_ulong,
+        pub f_iosize: ::c_ulong,
+
+        pub f_blocks: ::fsblkcnt_t,
+        pub f_bfree: ::fsblkcnt_t,
+        pub f_bavail: ::fsblkcnt_t,
+        pub f_bresvd: ::fsblkcnt_t,
+
+        pub f_files: ::fsfilcnt_t,
+        pub f_ffree: ::fsfilcnt_t,
+        pub f_favail: ::fsfilcnt_t,
+        pub f_fresvd: ::fsfilcnt_t,
+
+        pub f_syncreads: ::uint64_t,
+        pub f_syncwrites: ::uint64_t,
+
+        pub f_asyncreads: ::uint64_t,
+        pub f_asyncwrites: ::uint64_t,
+
+        pub f_fsidx: ::fsid_t,
+        pub f_fsid: ::c_ulong,
+        pub f_namemax: ::c_ulong,
+        pub f_owner: ::uid_t,
+
+        pub f_spare: [::uint32_t; 4],
+
+        pub f_fstypename: [::c_char; 32],
+        pub f_mntonname: [::c_char; 1024],
+        pub f_mntfromname: [::c_char; 1024],
+    }
+
+    pub struct addrinfo {
+        pub ai_flags: ::c_int,
+        pub ai_family: ::c_int,
+        pub ai_socktype: ::c_int,
+        pub ai_protocol: ::c_int,
+        pub ai_addrlen: ::socklen_t,
+        pub ai_canonname: *mut ::c_char,
+        pub ai_addr: *mut ::sockaddr,
+        pub ai_next: *mut ::addrinfo,
+    }
+
+    pub struct sockaddr_storage {
+        pub ss_len: u8,
+        pub ss_family: ::sa_family_t,
+        __ss_pad1: [u8; 6],
+        __ss_pad2: i64,
+        __ss_pad3: [u8; 112],
+    }
+
+    pub struct siginfo_t {
+        pub si_signo: ::c_int,
+        pub si_code: ::c_int,
+        pub si_errno: ::c_int,
+        __pad1: ::c_int,
+        pub si_addr: *mut ::c_void,
+        __pad2: [u64; 13],
+    }
+
+    pub struct pthread_attr_t {
+        pta_magic: ::c_uint,
+        pta_flags: ::c_int,
+        pta_private: *mut ::c_void,
+    }
+
+    pub struct pthread_mutex_t {
+        ptm_magic: ::c_uint,
+        ptm_errorcheck: ::c_uchar,
+        ptm_pad1: [u8; 3],
+        ptm_interlock: ::c_uchar,
+        ptm_pad2: [u8; 3],
+        ptm_owner: ::pthread_t,
+        ptm_waiters: *mut u8,
+        ptm_recursed: ::c_uint,
+        ptm_spare2: *mut ::c_void,
+    }
+
+    pub struct pthread_mutexattr_t {
+        ptma_magic: ::c_uint,
+        ptma_private: *mut ::c_void,
+    }
+
+    pub struct pthread_cond_t {
+        ptc_magic: ::c_uint,
+        ptc_lock: ::c_uchar,
+        ptc_waiters_first: *mut u8,
+        ptc_waiters_last: *mut u8,
+        ptc_mutex: *mut ::pthread_mutex_t,
+        ptc_private: *mut ::c_void,
+    }
+
+    pub struct pthread_condattr_t {
+        ptca_magic: ::c_uint,
+        ptca_private: *mut ::c_void,
+    }
+
+    pub struct pthread_rwlock_t {
+        ptr_magic: ::c_uint,
+        ptr_interlock: ::c_uchar,
+        ptr_rblocked_first: *mut u8,
+        ptr_rblocked_last: *mut u8,
+        ptr_wblocked_first: *mut u8,
+        ptr_wblocked_last: *mut u8,
+        ptr_nreaders: ::c_uint,
+        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 Dl_info {
+        pub dli_fname: *const ::c_char,
+        pub dli_fbase: *mut ::c_void,
+        pub dli_sname: *const ::c_char,
+        pub dli_saddr: *const ::c_void,
+    }
+
+    pub struct lconv {
+        pub decimal_point: *mut ::c_char,
+        pub thousands_sep: *mut ::c_char,
+        pub grouping: *mut ::c_char,
+        pub int_curr_symbol: *mut ::c_char,
+        pub currency_symbol: *mut ::c_char,
+        pub mon_decimal_point: *mut ::c_char,
+        pub mon_thousands_sep: *mut ::c_char,
+        pub mon_grouping: *mut ::c_char,
+        pub positive_sign: *mut ::c_char,
+        pub negative_sign: *mut ::c_char,
+        pub int_frac_digits: ::c_char,
+        pub frac_digits: ::c_char,
+        pub p_cs_precedes: ::c_char,
+        pub p_sep_by_space: ::c_char,
+        pub n_cs_precedes: ::c_char,
+        pub n_sep_by_space: ::c_char,
+        pub p_sign_posn: ::c_char,
+        pub n_sign_posn: ::c_char,
+        pub int_p_cs_precedes: ::c_char,
+        pub int_n_cs_precedes: ::c_char,
+        pub int_p_sep_by_space: ::c_char,
+        pub int_n_sep_by_space: ::c_char,
+        pub int_p_sign_posn: ::c_char,
+        pub int_n_sign_posn: ::c_char,
+    }
+}
+
+pub const LC_COLLATE_MASK: ::c_int = (1 << ::LC_COLLATE);
+pub const LC_CTYPE_MASK: ::c_int = (1 << ::LC_CTYPE);
+pub const LC_MONETARY_MASK: ::c_int = (1 << ::LC_MONETARY);
+pub const LC_NUMERIC_MASK: ::c_int = (1 << ::LC_NUMERIC);
+pub const LC_TIME_MASK: ::c_int = (1 << ::LC_TIME);
+pub const LC_MESSAGES_MASK: ::c_int = (1 << ::LC_MESSAGES);
+pub const LC_ALL_MASK: ::c_int = !0;
+
+pub const ERA: ::nl_item = 52;
+pub const ERA_D_FMT: ::nl_item = 53;
+pub const ERA_D_T_FMT: ::nl_item = 54;
+pub const ERA_T_FMT: ::nl_item = 55;
+pub const ALT_DIGITS: ::nl_item = 56;
+
+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;
+
+pub const RLIM_NLIMITS: ::c_int = 12;
+
+pub const ENOATTR : ::c_int = 93;
+pub const EILSEQ : ::c_int = 85;
+pub const EOVERFLOW : ::c_int = 84;
+pub const ECANCELED : ::c_int = 87;
+pub const EIDRM : ::c_int = 82;
+pub const ENOMSG : ::c_int = 83;
+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;
+
+pub const SOCK_CONN_DGRAM: ::c_int = 6;
+pub const SOCK_DCCP: ::c_int = SOCK_CONN_DGRAM;
+pub const SOCK_NOSIGPIPE: ::c_int = 0x40000000;
+pub const SOCK_FLAGS_MASK: ::c_int = 0xf0000000;
+
+pub const SO_SNDTIMEO: ::c_int = 0x100b;
+pub const SO_RCVTIMEO: ::c_int = 0x100c;
+pub const SO_ACCEPTFILTER: ::c_int = 0x1000;
+pub const SO_TIMESTAMP: ::c_int = 0x2000;
+pub const SO_OVERFLOWED: ::c_int = 0x1009;
+pub const SO_NOHEADER: ::c_int = 0x100a;
+
+pub const AF_OROUTE: ::c_int = 17;
+pub const AF_ARP: ::c_int = 28;
+pub const pseudo_AF_KEY: ::c_int = 29;
+pub const pseudo_AF_HDRCMPLT: ::c_int = 30;
+pub const AF_BLUETOOTH: ::c_int = 31;
+pub const AF_IEEE80211: ::c_int = 32;
+pub const AF_MPLS: ::c_int = 33;
+pub const AF_ROUTE: ::c_int = 34;
+pub const AF_MAX: ::c_int = 35;
+
+pub const NET_MAXID: ::c_int = AF_MAX;
+pub const NET_RT_DUMP: ::c_int = 1;
+pub const NET_RT_FLAGS: ::c_int = 2;
+pub const NET_RT_OOIFLIST: ::c_int = 3;
+pub const NET_RT_OIFLIST: ::c_int = 4;
+pub const NET_RT_IFLIST: ::c_int = 5;
+pub const NET_RT_MAXID: ::c_int = 6;
+
+pub const PF_OROUTE: ::c_int = AF_OROUTE;
+pub const PF_ARP: ::c_int = AF_ARP;
+pub const PF_KEY: ::c_int = pseudo_AF_KEY;
+pub const PF_BLUETOOTH: ::c_int = AF_BLUETOOTH;
+pub const PF_MPLS: ::c_int = AF_MPLS;
+pub const PF_ROUTE: ::c_int = AF_ROUTE;
+pub const PF_MAX: ::c_int = AF_MAX;
+
+pub const MSG_NBIO: ::c_int = 0x1000;
+pub const MSG_WAITFORONE: ::c_int = 0x2000;
+pub const MSG_NOTIFICATION: ::c_int = 0x4000;
+
+pub const SCM_TIMESTAMP: ::c_int = 0x08;
+pub const SCM_CREDS: ::c_int = 0x10;
+
+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;
+pub const _SC_GETPW_R_SIZE_MAX : ::c_int = 48;
+pub const _SC_LOGIN_NAME_MAX : ::c_int = 37;
+pub const _SC_MQ_PRIO_MAX : ::c_int = 55;
+pub const _SC_NPROCESSORS_ONLN : ::c_int = 1002;
+pub const _SC_THREADS : ::c_int = 41;
+pub const _SC_THREAD_ATTR_STACKADDR : ::c_int = 61;
+pub const _SC_THREAD_ATTR_STACKSIZE : ::c_int = 62;
+pub const _SC_THREAD_DESTRUCTOR_ITERATIONS : ::c_int = 57;
+pub const _SC_THREAD_KEYS_MAX : ::c_int = 58;
+pub const _SC_THREAD_PRIO_INHERIT : ::c_int = 64;
+pub const _SC_THREAD_PRIO_PROTECT : ::c_int = 65;
+pub const _SC_THREAD_PRIORITY_SCHEDULING : ::c_int = 63;
+pub const _SC_THREAD_PROCESS_SHARED : ::c_int = 66;
+pub const _SC_THREAD_SAFE_FUNCTIONS : ::c_int = 67;
+pub const _SC_THREAD_STACK_MIN : ::c_int = 59;
+pub const _SC_THREAD_THREADS_MAX : ::c_int = 60;
+pub const _SC_TTY_NAME_MAX : ::c_int = 68;
+pub const _SC_ATEXIT_MAX : ::c_int = 40;
+pub const _SC_CLK_TCK : ::c_int = 39;
+pub const _SC_AIO_LISTIO_MAX : ::c_int = 51;
+pub const _SC_AIO_MAX : ::c_int = 52;
+pub const _SC_ASYNCHRONOUS_IO : ::c_int = 50;
+pub const _SC_MAPPED_FILES : ::c_int = 33;
+pub const _SC_MEMLOCK : ::c_int = 34;
+pub const _SC_MEMLOCK_RANGE : ::c_int = 35;
+pub const _SC_MEMORY_PROTECTION : ::c_int = 36;
+pub const _SC_MESSAGE_PASSING : ::c_int = 53;
+pub const _SC_MQ_OPEN_MAX : ::c_int = 54;
+pub const _SC_PRIORITY_SCHEDULING : ::c_int = 56;
+pub const _SC_SEMAPHORES : ::c_int = 42;
+pub const _SC_SHARED_MEMORY_OBJECTS : ::c_int = 87;
+pub const _SC_SYNCHRONIZED_IO : ::c_int = 31;
+pub const _SC_TIMERS : ::c_int = 44;
+pub const _SC_HOST_NAME_MAX : ::c_int = 69;
+
+pub const FD_SETSIZE: usize = 0x100;
+
+pub const ST_NOSUID: ::c_ulong = 8;
+
+pub const PTHREAD_MUTEX_INITIALIZER: pthread_mutex_t = pthread_mutex_t {
+    ptm_magic: 0x33330003,
+    ptm_errorcheck: 0,
+    ptm_interlock: 0,
+    ptm_waiters: 0 as *mut _,
+    ptm_owner: 0,
+    ptm_pad1: [0; 3],
+    ptm_pad2: [0; 3],
+    ptm_recursed: 0,
+    ptm_spare2: 0 as *mut _,
+};
+pub const PTHREAD_COND_INITIALIZER: pthread_cond_t = pthread_cond_t {
+    ptc_magic: 0x55550005,
+    ptc_lock: 0,
+    ptc_waiters_first: 0 as *mut _,
+    ptc_waiters_last: 0 as *mut _,
+    ptc_mutex: 0 as *mut _,
+    ptc_private: 0 as *mut _,
+};
+pub const PTHREAD_RWLOCK_INITIALIZER: pthread_rwlock_t = pthread_rwlock_t {
+    ptr_magic: 0x99990009,
+    ptr_interlock: 0,
+    ptr_rblocked_first: 0 as *mut _,
+    ptr_rblocked_last: 0 as *mut _,
+    ptr_wblocked_first: 0 as *mut _,
+    ptr_wblocked_last: 0 as *mut _,
+    ptr_nreaders: 0,
+    ptr_owner: 0,
+    ptr_private: 0 as *mut _,
+};
+pub const PTHREAD_MUTEX_NORMAL: ::c_int = 0;
+pub const PTHREAD_MUTEX_ERRORCHECK: ::c_int = 1;
+pub const PTHREAD_MUTEX_RECURSIVE: ::c_int = 2;
+pub const PTHREAD_MUTEX_DEFAULT: ::c_int = PTHREAD_MUTEX_NORMAL;
+
+pub const EVFILT_AIO: ::int32_t = 2;
+pub const EVFILT_PROC: ::int32_t = 4;
+pub const EVFILT_READ: ::int32_t = 0;
+pub const EVFILT_SIGNAL: ::int32_t = 5;
+pub const EVFILT_TIMER: ::int32_t = 6;
+pub const EVFILT_VNODE: ::int32_t = 3;
+pub const EVFILT_WRITE: ::int32_t = 1;
+
+pub const EV_ADD: ::uint32_t = 0x1;
+pub const EV_DELETE: ::uint32_t = 0x2;
+pub const EV_ENABLE: ::uint32_t = 0x4;
+pub const EV_DISABLE: ::uint32_t = 0x8;
+pub const EV_ONESHOT: ::uint32_t = 0x10;
+pub const EV_CLEAR: ::uint32_t = 0x20;
+pub const EV_RECEIPT: ::uint32_t = 0x40;
+pub const EV_DISPATCH: ::uint32_t = 0x80;
+pub const EV_FLAG1: ::uint32_t = 0x2000;
+pub const EV_ERROR: ::uint32_t = 0x4000;
+pub const EV_EOF: ::uint32_t = 0x8000;
+pub const EV_SYSFLAGS: ::uint32_t = 0xf000;
+
+pub const NOTE_LOWAT: ::uint32_t = 0x00000001;
+pub const NOTE_DELETE: ::uint32_t = 0x00000001;
+pub const NOTE_WRITE: ::uint32_t = 0x00000002;
+pub const NOTE_EXTEND: ::uint32_t = 0x00000004;
+pub const NOTE_ATTRIB: ::uint32_t = 0x00000008;
+pub const NOTE_LINK: ::uint32_t = 0x00000010;
+pub const NOTE_RENAME: ::uint32_t = 0x00000020;
+pub const NOTE_REVOKE: ::uint32_t = 0x00000040;
+pub const NOTE_EXIT: ::uint32_t = 0x80000000;
+pub const NOTE_FORK: ::uint32_t = 0x40000000;
+pub const NOTE_EXEC: ::uint32_t = 0x20000000;
+pub const NOTE_PDATAMASK: ::uint32_t = 0x000fffff;
+pub const NOTE_PCTRLMASK: ::uint32_t = 0xf0000000;
+pub const NOTE_TRACK: ::uint32_t = 0x00000001;
+pub const NOTE_TRACKERR: ::uint32_t = 0x00000002;
+pub const NOTE_CHILD: ::uint32_t = 0x00000004;
+
+pub const CRTSCTS: ::tcflag_t = 0x00010000;
+
+pub const TMP_MAX : ::c_uint = 308915776;
+
+pub const NI_MAXHOST: ::socklen_t = 1025;
+
+pub const RTLD_NOLOAD: ::c_int = 0x2000;
+pub const RTLD_LOCAL: ::c_int = 0x200;
+
+pub const CTL_MAXNAME: ::c_int = 12;
+pub const SYSCTL_NAMELEN: ::c_int = 32;
+pub const SYSCTL_DEFSIZE: ::c_int = 8;
+pub const CTLTYPE_NODE: ::c_int = 1;
+pub const CTLTYPE_INT: ::c_int = 2;
+pub const CTLTYPE_STRING: ::c_int = 3;
+pub const CTLTYPE_QUAD: ::c_int = 4;
+pub const CTLTYPE_STRUCT: ::c_int = 5;
+pub const CTLTYPE_BOOL: ::c_int = 6;
+pub const CTLFLAG_READONLY: ::c_int = 0x00000000;
+pub const CTLFLAG_READWRITE: ::c_int = 0x00000070;
+pub const CTLFLAG_ANYWRITE: ::c_int = 0x00000080;
+pub const CTLFLAG_PRIVATE: ::c_int = 0x00000100;
+pub const CTLFLAG_PERMANENT: ::c_int = 0x00000200;
+pub const CTLFLAG_OWNDATA: ::c_int = 0x00000400;
+pub const CTLFLAG_IMMEDIATE: ::c_int = 0x00000800;
+pub const CTLFLAG_HEX: ::c_int = 0x00001000;
+pub const CTLFLAG_ROOT: ::c_int = 0x00002000;
+pub const CTLFLAG_ANYNUMBER: ::c_int = 0x00004000;
+pub const CTLFLAG_HIDDEN: ::c_int = 0x00008000;
+pub const CTLFLAG_ALIAS: ::c_int = 0x00010000;
+pub const CTLFLAG_MMAP: ::c_int = 0x00020000;
+pub const CTLFLAG_OWNDESC: ::c_int = 0x00040000;
+pub const CTLFLAG_UNSIGNED: ::c_int = 0x00080000;
+pub const SYSCTL_VERS_MASK: ::c_int = 0xff000000;
+pub const SYSCTL_VERS_0: ::c_int = 0x00000000;
+pub const SYSCTL_VERS_1: ::c_int = 0x01000000;
+pub const SYSCTL_VERSION: ::c_int = SYSCTL_VERS_1;
+pub const CTL_EOL: ::c_int = -1;
+pub const CTL_QUERY: ::c_int = -2;
+pub const CTL_CREATE: ::c_int = -3;
+pub const CTL_CREATESYM: ::c_int = -4;
+pub const CTL_DESTROY: ::c_int = -5;
+pub const CTL_MMAP: ::c_int = -6;
+pub const CTL_DESCRIBE: ::c_int = -7;
+pub const CTL_UNSPEC: ::c_int = 0;
+pub const CTL_KERN: ::c_int = 1;
+pub const CTL_VM: ::c_int = 2;
+pub const CTL_VFS: ::c_int = 3;
+pub const CTL_NET: ::c_int = 4;
+pub const CTL_DEBUG: ::c_int = 5;
+pub const CTL_HW: ::c_int = 6;
+pub const CTL_MACHDEP: ::c_int = 7;
+pub const CTL_USER: ::c_int = 8;
+pub const CTL_DDB: ::c_int = 9;
+pub const CTL_PROC: ::c_int = 10;
+pub const CTL_VENDOR: ::c_int = 11;
+pub const CTL_EMUL: ::c_int = 12;
+pub const CTL_SECURITY: ::c_int = 13;
+pub const CTL_MAXID: ::c_int = 14;
+pub const KERN_OSTYPE: ::c_int = 1;
+pub const KERN_OSRELEASE: ::c_int = 2;
+pub const KERN_OSREV: ::c_int = 3;
+pub const KERN_VERSION: ::c_int = 4;
+pub const KERN_MAXVNODES: ::c_int = 5;
+pub const KERN_MAXPROC: ::c_int = 6;
+pub const KERN_MAXFILES: ::c_int = 7;
+pub const KERN_ARGMAX: ::c_int = 8;
+pub const KERN_SECURELVL: ::c_int = 9;
+pub const KERN_HOSTNAME: ::c_int = 10;
+pub const KERN_HOSTID: ::c_int = 11;
+pub const KERN_CLOCKRATE: ::c_int = 12;
+pub const KERN_VNODE: ::c_int = 13;
+pub const KERN_PROC: ::c_int = 14;
+pub const KERN_FILE: ::c_int = 15;
+pub const KERN_PROF: ::c_int = 16;
+pub const KERN_POSIX1: ::c_int = 17;
+pub const KERN_NGROUPS: ::c_int = 18;
+pub const KERN_JOB_CONTROL: ::c_int = 19;
+pub const KERN_SAVED_IDS: ::c_int = 20;
+pub const KERN_OBOOTTIME: ::c_int = 21;
+pub const KERN_DOMAINNAME: ::c_int = 22;
+pub const KERN_MAXPARTITIONS: ::c_int = 23;
+pub const KERN_RAWPARTITION: ::c_int = 24;
+pub const KERN_NTPTIME: ::c_int = 25;
+pub const KERN_TIMEX: ::c_int = 26;
+pub const KERN_AUTONICETIME: ::c_int = 27;
+pub const KERN_AUTONICEVAL: ::c_int = 28;
+pub const KERN_RTC_OFFSET: ::c_int = 29;
+pub const KERN_ROOT_DEVICE: ::c_int = 30;
+pub const KERN_MSGBUFSIZE: ::c_int = 31;
+pub const KERN_FSYNC: ::c_int = 32;
+pub const KERN_OLDSYSVMSG: ::c_int = 33;
+pub const KERN_OLDSYSVSEM: ::c_int = 34;
+pub const KERN_OLDSYSVSHM: ::c_int = 35;
+pub const KERN_OLDSHORTCORENAME: ::c_int = 36;
+pub const KERN_SYNCHRONIZED_IO: ::c_int = 37;
+pub const KERN_IOV_MAX: ::c_int = 38;
+pub const KERN_MBUF: ::c_int = 39;
+pub const KERN_MAPPED_FILES: ::c_int = 40;
+pub const KERN_MEMLOCK: ::c_int = 41;
+pub const KERN_MEMLOCK_RANGE: ::c_int = 42;
+pub const KERN_MEMORY_PROTECTION: ::c_int = 43;
+pub const KERN_LOGIN_NAME_MAX: ::c_int = 44;
+pub const KERN_DEFCORENAME: ::c_int = 45;
+pub const KERN_LOGSIGEXIT: ::c_int = 46;
+pub const KERN_PROC2: ::c_int = 47;
+pub const KERN_PROC_ARGS: ::c_int = 48;
+pub const KERN_FSCALE: ::c_int = 49;
+pub const KERN_CCPU: ::c_int = 50;
+pub const KERN_CP_TIME: ::c_int = 51;
+pub const KERN_OLDSYSVIPC_INFO: ::c_int = 52;
+pub const KERN_MSGBUF: ::c_int = 53;
+pub const KERN_CONSDEV: ::c_int = 54;
+pub const KERN_MAXPTYS: ::c_int = 55;
+pub const KERN_PIPE: ::c_int = 56;
+pub const KERN_MAXPHYS: ::c_int = 57;
+pub const KERN_SBMAX: ::c_int = 58;
+pub const KERN_TKSTAT: ::c_int = 59;
+pub const KERN_MONOTONIC_CLOCK: ::c_int = 60;
+pub const KERN_URND: ::c_int = 61;
+pub const KERN_LABELSECTOR: ::c_int = 62;
+pub const KERN_LABELOFFSET: ::c_int = 63;
+pub const KERN_LWP: ::c_int = 64;
+pub const KERN_FORKFSLEEP: ::c_int = 65;
+pub const KERN_POSIX_THREADS: ::c_int = 66;
+pub const KERN_POSIX_SEMAPHORES: ::c_int = 67;
+pub const KERN_POSIX_BARRIERS: ::c_int = 68;
+pub const KERN_POSIX_TIMERS: ::c_int = 69;
+pub const KERN_POSIX_SPIN_LOCKS: ::c_int = 70;
+pub const KERN_POSIX_READER_WRITER_LOCKS: ::c_int = 71;
+pub const KERN_DUMP_ON_PANIC: ::c_int = 72;
+pub const KERN_SOMAXKVA: ::c_int = 73;
+pub const KERN_ROOT_PARTITION: ::c_int = 74;
+pub const KERN_DRIVERS: ::c_int = 75;
+pub const KERN_BUF: ::c_int = 76;
+pub const KERN_FILE2: ::c_int = 77;
+pub const KERN_VERIEXEC: ::c_int = 78;
+pub const KERN_CP_ID: ::c_int = 79;
+pub const KERN_HARDCLOCK_TICKS: ::c_int = 80;
+pub const KERN_ARND: ::c_int = 81;
+pub const KERN_SYSVIPC: ::c_int = 82;
+pub const KERN_BOOTTIME: ::c_int = 83;
+pub const KERN_EVCNT: ::c_int = 84;
+pub const KERN_MAXID: ::c_int = 85;
+pub const KERN_PROC_ALL: ::c_int = 0;
+pub const KERN_PROC_PID: ::c_int = 1;
+pub const KERN_PROC_PGRP: ::c_int = 2;
+pub const KERN_PROC_SESSION: ::c_int = 3;
+pub const KERN_PROC_TTY: ::c_int = 4;
+pub const KERN_PROC_UID: ::c_int = 5;
+pub const KERN_PROC_RUID: ::c_int = 6;
+pub const KERN_PROC_GID: ::c_int = 7;
+pub const KERN_PROC_RGID: ::c_int = 8;
+
+pub const EAI_SYSTEM: ::c_int = 11;
+
+pub const AIO_CANCELED: ::c_int = 1;
+pub const AIO_NOTCANCELED: ::c_int = 2;
+pub const AIO_ALLDONE: ::c_int = 3;
+pub const LIO_NOP: ::c_int = 0;
+pub const LIO_WRITE: ::c_int = 1;
+pub const LIO_READ: ::c_int = 2;
+pub const LIO_WAIT: ::c_int = 1;
+pub const LIO_NOWAIT: ::c_int = 0;
+
+pub const SIGEV_NONE: ::c_int = 0;
+pub const SIGEV_SIGNAL: ::c_int = 1;
+pub const SIGEV_THREAD: ::c_int = 2;
+
+pub const WSTOPPED: ::c_int = 0x00000002; // same as WUNTRACED
+pub const WCONTINUED: ::c_int = 0x00000010;
+pub const WEXITED: ::c_int = 0x000000020;
+pub const WNOWAIT: ::c_int = 0x00010000;
+
+pub const P_ALL: idtype_t = 0;
+pub const P_PID: idtype_t = 1;
+pub const P_PGID: idtype_t = 4;
+
+extern {
+    pub fn aio_read(aiocbp: *mut aiocb) -> ::c_int;
+    pub fn aio_write(aiocbp: *mut aiocb) -> ::c_int;
+    pub fn aio_fsync(op: ::c_int, aiocbp: *mut aiocb) -> ::c_int;
+    pub fn aio_error(aiocbp: *const aiocb) -> ::c_int;
+    pub fn aio_return(aiocbp: *mut aiocb) -> ::ssize_t;
+    #[link_name = "__aio_suspend50"]
+    pub fn aio_suspend(aiocb_list: *const *const aiocb, nitems: ::c_int,
+                       timeout: *const ::timespec) -> ::c_int;
+    pub fn aio_cancel(fd: ::c_int, aiocbp: *mut aiocb) -> ::c_int;
+    pub fn lio_listio(mode: ::c_int, aiocb_list: *const *mut aiocb,
+                      nitems: ::c_int, sevp: *mut sigevent) -> ::c_int;
+
+    pub fn lutimes(file: *const ::c_char, times: *const ::timeval) -> ::c_int;
+    pub fn getnameinfo(sa: *const ::sockaddr,
+                       salen: ::socklen_t,
+                       host: *mut ::c_char,
+                       hostlen: ::socklen_t,
+                       serv: *mut ::c_char,
+                       sevlen: ::socklen_t,
+                       flags: ::c_int) -> ::c_int;
+    pub fn mprotect(addr: *mut ::c_void, len: ::size_t, prot: ::c_int)
+                    -> ::c_int;
+    pub fn sysctl(name: *const ::c_int,
+                  namelen: ::c_uint,
+                  oldp: *mut ::c_void,
+                  oldlenp: *mut ::size_t,
+                  newp: *const ::c_void,
+                  newlen: ::size_t)
+                  -> ::c_int;
+    pub fn sysctlbyname(name: *const ::c_char,
+                        oldp: *mut ::c_void,
+                        oldlenp: *mut ::size_t,
+                        newp: *const ::c_void,
+                        newlen: ::size_t)
+                        -> ::c_int;
+    #[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 pthread_setname_np(t: ::pthread_t,
+                              name: *const ::c_char,
+                              arg: *mut ::c_void) -> ::c_int;
+    pub fn pthread_getattr_np(native: ::pthread_t,
+                              attr: *mut ::pthread_attr_t) -> ::c_int;
+    pub fn pthread_attr_getguardsize(attr: *const ::pthread_attr_t,
+                                     guardsize: *mut ::size_t) -> ::c_int;
+    pub fn pthread_attr_getstack(attr: *const ::pthread_attr_t,
+                                 stackaddr: *mut *mut ::c_void,
+                                 stacksize: *mut ::size_t) -> ::c_int;
+    #[link_name = "__sigtimedwait50"]
+    pub fn sigtimedwait(set: *const sigset_t,
+                        info: *mut siginfo_t,
+                        timeout: *const ::timespec) -> ::c_int;
+    pub fn sigwaitinfo(set: *const sigset_t,
+                       info: *mut siginfo_t) -> ::c_int;
+    pub fn duplocale(base: ::locale_t) -> ::locale_t;
+    pub fn freelocale(loc: ::locale_t);
+    pub fn localeconv_l(loc: ::locale_t) -> *mut lconv;
+    pub fn newlocale(mask: ::c_int,
+                     locale: *const ::c_char,
+                     base: ::locale_t) -> ::locale_t;
+}
+
+mod other;
+pub use self::other::*;
diff --git a/libc/src/unix/bsd/netbsdlike/netbsd/other/b32/mod.rs b/libc/src/unix/bsd/netbsdlike/netbsd/other/b32/mod.rs
new file mode 100644
index 0000000..9b0b338
--- /dev/null
+++ b/libc/src/unix/bsd/netbsdlike/netbsd/other/b32/mod.rs
@@ -0,0 +1,2 @@
+pub type c_long = i32;
+pub type c_ulong = u32;
diff --git a/libc/src/unix/bsd/netbsdlike/netbsd/other/b64/mod.rs b/libc/src/unix/bsd/netbsdlike/netbsd/other/b64/mod.rs
new file mode 100644
index 0000000..b07c476
--- /dev/null
+++ b/libc/src/unix/bsd/netbsdlike/netbsd/other/b64/mod.rs
@@ -0,0 +1,2 @@
+pub type c_long = i64;
+pub type c_ulong = u64;
diff --git a/libc/src/unix/bsd/netbsdlike/netbsd/other/mod.rs b/libc/src/unix/bsd/netbsdlike/netbsd/other/mod.rs
new file mode 100644
index 0000000..3a9bf08
--- /dev/null
+++ b/libc/src/unix/bsd/netbsdlike/netbsd/other/mod.rs
@@ -0,0 +1,14 @@
+cfg_if! {
+    if #[cfg(any(target_arch = "sparc64",
+                 target_arch = "x86_64"))] {
+        mod b64;
+        pub use self::b64::*;
+    } else if #[cfg(any(target_arch = "arm",
+                        target_arch = "powerpc",
+                        target_arch = "x86"))] {
+        mod b32;
+        pub use self::b32::*;
+    } else {
+        // Unknown target_arch
+    }
+}
diff --git a/libc/src/unix/bsd/netbsdlike/openbsdlike/bitrig.rs b/libc/src/unix/bsd/netbsdlike/openbsdlike/bitrig.rs
new file mode 100644
index 0000000..695cf68
--- /dev/null
+++ b/libc/src/unix/bsd/netbsdlike/openbsdlike/bitrig.rs
@@ -0,0 +1,75 @@
+s! {
+    pub struct lconv {
+        pub decimal_point: *mut ::c_char,
+        pub thousands_sep: *mut ::c_char,
+        pub grouping: *mut ::c_char,
+        pub int_curr_symbol: *mut ::c_char,
+        pub currency_symbol: *mut ::c_char,
+        pub mon_decimal_point: *mut ::c_char,
+        pub mon_thousands_sep: *mut ::c_char,
+        pub mon_grouping: *mut ::c_char,
+        pub positive_sign: *mut ::c_char,
+        pub negative_sign: *mut ::c_char,
+        pub int_frac_digits: ::c_char,
+        pub frac_digits: ::c_char,
+        pub p_cs_precedes: ::c_char,
+        pub p_sep_by_space: ::c_char,
+        pub n_cs_precedes: ::c_char,
+        pub n_sep_by_space: ::c_char,
+        pub p_sign_posn: ::c_char,
+        pub n_sign_posn: ::c_char,
+        pub int_p_cs_precedes: ::c_char,
+        pub int_n_cs_precedes: ::c_char,
+        pub int_p_sep_by_space: ::c_char,
+        pub int_n_sep_by_space: ::c_char,
+        pub int_p_sign_posn: ::c_char,
+        pub int_n_sign_posn: ::c_char,
+    }
+}
+
+pub const LC_COLLATE_MASK: ::c_int = (1 << 0);
+pub const LC_CTYPE_MASK: ::c_int = (1 << 1);
+pub const LC_MESSAGES_MASK: ::c_int = (1 << 2);
+pub const LC_MONETARY_MASK: ::c_int = (1 << 3);
+pub const LC_NUMERIC_MASK: ::c_int = (1 << 4);
+pub const LC_TIME_MASK: ::c_int = (1 << 5);
+pub const LC_ALL_MASK: ::c_int = LC_COLLATE_MASK
+                               | LC_CTYPE_MASK
+                               | LC_MESSAGES_MASK
+                               | LC_MONETARY_MASK
+                               | LC_NUMERIC_MASK
+                               | LC_TIME_MASK;
+
+pub const ERA: ::nl_item = 52;
+pub const ERA_D_FMT: ::nl_item = 53;
+pub const ERA_D_T_FMT: ::nl_item = 54;
+pub const ERA_T_FMT: ::nl_item = 55;
+pub const ALT_DIGITS: ::nl_item = 56;
+
+pub const D_MD_ORDER: ::nl_item = 57;
+
+pub const ALTMON_1: ::nl_item = 58;
+pub const ALTMON_2: ::nl_item = 59;
+pub const ALTMON_3: ::nl_item = 60;
+pub const ALTMON_4: ::nl_item = 61;
+pub const ALTMON_5: ::nl_item = 62;
+pub const ALTMON_6: ::nl_item = 63;
+pub const ALTMON_7: ::nl_item = 64;
+pub const ALTMON_8: ::nl_item = 65;
+pub const ALTMON_9: ::nl_item = 66;
+pub const ALTMON_10: ::nl_item = 67;
+pub const ALTMON_11: ::nl_item = 68;
+pub const ALTMON_12: ::nl_item = 69;
+
+pub const KERN_RND: ::c_int = 31;
+
+extern {
+    pub fn nl_langinfo_l(item: ::nl_item, locale: ::locale_t) -> *mut ::c_char;
+    pub fn duplocale(base: ::locale_t) -> ::locale_t;
+    pub fn freelocale(loc: ::locale_t) -> ::c_int;
+    pub fn newlocale(mask: ::c_int,
+                     locale: *const ::c_char,
+                     base: ::locale_t) -> ::locale_t;
+    pub fn uselocale(loc: ::locale_t) -> ::locale_t;
+    pub fn querylocale(mask: ::c_int, loc: ::locale_t) -> *const ::c_char;
+}
diff --git a/libc/src/unix/bsd/netbsdlike/openbsdlike/mod.rs b/libc/src/unix/bsd/netbsdlike/openbsdlike/mod.rs
new file mode 100644
index 0000000..0e53ccd
--- /dev/null
+++ b/libc/src/unix/bsd/netbsdlike/openbsdlike/mod.rs
@@ -0,0 +1,498 @@
+pub type clock_t = i64;
+pub type suseconds_t = ::c_long;
+pub type dev_t = i32;
+pub type sigset_t = ::c_uint;
+pub type blksize_t = ::int32_t;
+pub type fsblkcnt_t = ::uint64_t;
+pub type fsfilcnt_t = ::uint64_t;
+pub type pthread_attr_t = *mut ::c_void;
+pub type pthread_mutex_t = *mut ::c_void;
+pub type pthread_mutexattr_t = *mut ::c_void;
+pub type pthread_cond_t = *mut ::c_void;
+pub type pthread_condattr_t = *mut ::c_void;
+pub type pthread_rwlock_t = *mut ::c_void;
+
+s! {
+    pub struct dirent {
+        pub d_fileno: ::ino_t,
+        pub d_off: ::off_t,
+        pub d_reclen: u16,
+        pub d_type: u8,
+        pub d_namlen: u8,
+        __d_padding: [u8; 4],
+        pub d_name: [::c_char; 256],
+    }
+
+    pub struct glob_t {
+        pub gl_pathc:   ::c_int,
+        pub gl_matchc:  ::c_int,
+        pub gl_offs:    ::c_int,
+        pub gl_flags:   ::c_int,
+        pub gl_pathv:   *mut *mut ::c_char,
+        __unused1: *mut ::c_void,
+        __unused2: *mut ::c_void,
+        __unused3: *mut ::c_void,
+        __unused4: *mut ::c_void,
+        __unused5: *mut ::c_void,
+        __unused6: *mut ::c_void,
+        __unused7: *mut ::c_void,
+    }
+
+    pub struct kevent {
+        pub ident: ::uintptr_t,
+        pub filter: ::c_short,
+        pub flags: ::c_ushort,
+        pub fflags: ::c_uint,
+        pub data: ::int64_t,
+        pub udata: *mut ::c_void,
+    }
+
+    pub struct stat {
+        pub st_mode: ::mode_t,
+        pub st_dev: ::dev_t,
+        pub st_ino: ::ino_t,
+        pub st_nlink: ::nlink_t,
+        pub st_uid: ::uid_t,
+        pub st_gid: ::gid_t,
+        pub st_rdev: ::dev_t,
+        pub st_atime: ::time_t,
+        pub st_atime_nsec: ::c_long,
+        pub st_mtime: ::time_t,
+        pub st_mtime_nsec: ::c_long,
+        pub st_ctime: ::time_t,
+        pub st_ctime_nsec: ::c_long,
+        pub st_size: ::off_t,
+        pub st_blocks: ::blkcnt_t,
+        pub st_blksize: ::blksize_t,
+        pub st_flags: ::uint32_t,
+        pub st_gen: ::uint32_t,
+        pub st_birthtime: ::time_t,
+        pub st_birthtime_nsec: ::c_long,
+    }
+
+    pub struct statvfs {
+        pub f_bsize: ::c_ulong,
+        pub f_frsize: ::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_favail: ::fsfilcnt_t,
+        pub f_fsid: ::c_ulong,
+        pub f_flag: ::c_ulong,
+        pub f_namemax: ::c_ulong,
+    }
+
+    pub struct addrinfo {
+        pub ai_flags: ::c_int,
+        pub ai_family: ::c_int,
+        pub ai_socktype: ::c_int,
+        pub ai_protocol: ::c_int,
+        pub ai_addrlen: ::socklen_t,
+        pub ai_addr: *mut ::sockaddr,
+        pub ai_canonname: *mut ::c_char,
+        pub ai_next: *mut ::addrinfo,
+    }
+
+    pub struct sockaddr_storage {
+        pub ss_len: u8,
+        pub ss_family: ::sa_family_t,
+        __ss_pad1: [u8; 6],
+        __ss_pad2: i64,
+        __ss_pad3: [u8; 240],
+    }
+
+    pub struct siginfo_t {
+        pub si_signo: ::c_int,
+        pub si_code: ::c_int,
+        pub si_errno: ::c_int,
+        pub si_addr: *mut ::c_char,
+        #[cfg(target_pointer_width = "32")]
+        __pad: [u8; 112],
+        #[cfg(target_pointer_width = "64")]
+        __pad: [u8; 108],
+    }
+
+    pub struct Dl_info {
+        pub dli_fname: *const ::c_char,
+        pub dli_fbase: *mut ::c_void,
+        pub dli_sname: *const ::c_char,
+        pub dli_saddr: *mut ::c_void,
+    }
+
+    pub struct lastlog {
+        ll_time: ::time_t,
+        ll_line: [::c_char; UT_LINESIZE],
+        ll_host: [::c_char; UT_HOSTSIZE],
+    }
+
+    pub struct utmp {
+        pub ut_line: [::c_char; UT_LINESIZE],
+        pub ut_name: [::c_char; UT_NAMESIZE],
+        pub ut_host: [::c_char; UT_HOSTSIZE],
+        pub ut_time: ::time_t,
+    }
+}
+
+pub const UT_NAMESIZE: usize = 32;
+pub const UT_LINESIZE: usize = 8;
+pub const UT_HOSTSIZE: usize = 256;
+
+pub const O_CLOEXEC: ::c_int = 0x10000;
+
+pub const MS_SYNC : ::c_int = 0x0002;
+pub const MS_INVALIDATE : ::c_int = 0x0004;
+
+pub const PTHREAD_STACK_MIN : ::size_t = 2048;
+
+pub const ENOATTR : ::c_int = 83;
+pub const EILSEQ : ::c_int = 84;
+pub const EOVERFLOW : ::c_int = 87;
+pub const ECANCELED : ::c_int = 88;
+pub const EIDRM : ::c_int = 89;
+pub const ENOMSG : ::c_int = 90;
+pub const ENOTSUP : ::c_int = 91;
+pub const ELAST : ::c_int = 91;
+
+pub const F_DUPFD_CLOEXEC : ::c_int = 10;
+
+pub const RLIM_NLIMITS: ::c_int = 9;
+
+pub const SO_SNDTIMEO: ::c_int = 0x1005;
+pub const SO_RCVTIMEO: ::c_int = 0x1006;
+pub const SO_BINDANY: ::c_int = 0x1000;
+pub const SO_NETPROC: ::c_int = 0x1020;
+pub const SO_RTABLE: ::c_int = 0x1021;
+pub const SO_PEERCRED: ::c_int = 0x1022;
+pub const SO_SPLICE: ::c_int = 0x1023;
+
+pub const AF_ECMA: ::c_int = 8;
+pub const AF_ROUTE: ::c_int = 17;
+pub const AF_ENCAP: ::c_int = 28;
+pub const AF_SIP: ::c_int = 29;
+pub const AF_KEY: ::c_int = 30;
+pub const pseudo_AF_HDRCMPLT: ::c_int = 31;
+pub const AF_BLUETOOTH: ::c_int = 32;
+pub const AF_MPLS: ::c_int = 33;
+pub const pseudo_AF_PFLOW: ::c_int = 34;
+pub const pseudo_AF_PIPEX: ::c_int = 35;
+#[doc(hidden)]
+pub const AF_MAX: ::c_int = 36;
+
+#[doc(hidden)]
+pub const NET_MAXID: ::c_int = AF_MAX;
+pub const NET_RT_DUMP: ::c_int = 1;
+pub const NET_RT_FLAGS: ::c_int = 2;
+pub const NET_RT_IFLIST: ::c_int = 3;
+pub const NET_RT_STATS: ::c_int = 4;
+pub const NET_RT_TABLE: ::c_int = 5;
+pub const NET_RT_IFNAMES: ::c_int = 6;
+#[doc(hidden)]
+pub const NET_RT_MAXID: ::c_int = 7;
+
+pub const IPV6_JOIN_GROUP: ::c_int = 12;
+pub const IPV6_LEAVE_GROUP: ::c_int = 13;
+
+pub const PF_ROUTE: ::c_int = AF_ROUTE;
+pub const PF_ECMA: ::c_int = AF_ECMA;
+pub const PF_ENCAP: ::c_int = AF_ENCAP;
+pub const PF_SIP: ::c_int = AF_SIP;
+pub const PF_KEY: ::c_int = AF_KEY;
+pub const PF_BPF: ::c_int = pseudo_AF_HDRCMPLT;
+pub const PF_BLUETOOTH: ::c_int = AF_BLUETOOTH;
+pub const PF_MPLS: ::c_int = AF_MPLS;
+pub const PF_PFLOW: ::c_int = pseudo_AF_PFLOW;
+pub const PF_PIPEX: ::c_int = pseudo_AF_PIPEX;
+#[doc(hidden)]
+pub const PF_MAX: ::c_int = AF_MAX;
+
+pub const SCM_TIMESTAMP: ::c_int = 0x04;
+
+pub const O_DSYNC : ::c_int = 128;
+
+pub const MAP_RENAME : ::c_int = 0x0000;
+pub const MAP_NORESERVE : ::c_int = 0x0000;
+pub const MAP_HASSEMAPHORE : ::c_int = 0x0000;
+
+pub const EIPSEC : ::c_int = 82;
+pub const ENOMEDIUM : ::c_int = 85;
+pub const EMEDIUMTYPE : ::c_int = 86;
+
+pub const EAI_SYSTEM: ::c_int = -11;
+
+pub const RUSAGE_THREAD: ::c_int = 1;
+
+pub const MAP_COPY : ::c_int = 0x0002;
+pub const MAP_NOEXTEND : ::c_int = 0x0000;
+
+pub const _SC_CLK_TCK : ::c_int = 3;
+pub const _SC_IOV_MAX : ::c_int = 51;
+pub const _SC_GETGR_R_SIZE_MAX : ::c_int = 100;
+pub const _SC_GETPW_R_SIZE_MAX : ::c_int = 101;
+pub const _SC_LOGIN_NAME_MAX : ::c_int = 102;
+pub const _SC_MQ_PRIO_MAX : ::c_int = 59;
+pub const _SC_NPROCESSORS_ONLN : ::c_int = 503;
+pub const _SC_THREADS : ::c_int = 91;
+pub const _SC_THREAD_ATTR_STACKADDR : ::c_int = 77;
+pub const _SC_THREAD_ATTR_STACKSIZE : ::c_int = 78;
+pub const _SC_THREAD_DESTRUCTOR_ITERATIONS : ::c_int = 80;
+pub const _SC_THREAD_KEYS_MAX : ::c_int = 81;
+pub const _SC_THREAD_PRIO_INHERIT : ::c_int = 82;
+pub const _SC_THREAD_PRIO_PROTECT : ::c_int = 83;
+pub const _SC_THREAD_PRIORITY_SCHEDULING : ::c_int = 84;
+pub const _SC_THREAD_PROCESS_SHARED : ::c_int = 85;
+pub const _SC_THREAD_SAFE_FUNCTIONS : ::c_int = 103;
+pub const _SC_THREAD_STACK_MIN : ::c_int = 89;
+pub const _SC_THREAD_THREADS_MAX : ::c_int = 90;
+pub const _SC_TTY_NAME_MAX : ::c_int = 107;
+pub const _SC_ATEXIT_MAX : ::c_int = 46;
+pub const _SC_AIO_LISTIO_MAX : ::c_int = 42;
+pub const _SC_AIO_MAX : ::c_int = 43;
+pub const _SC_ASYNCHRONOUS_IO : ::c_int = 45;
+pub const _SC_MAPPED_FILES : ::c_int = 53;
+pub const _SC_MEMLOCK : ::c_int = 54;
+pub const _SC_MEMLOCK_RANGE : ::c_int = 55;
+pub const _SC_MEMORY_PROTECTION : ::c_int = 56;
+pub const _SC_MESSAGE_PASSING : ::c_int = 57;
+pub const _SC_MQ_OPEN_MAX : ::c_int = 58;
+pub const _SC_PRIORITY_SCHEDULING : ::c_int = 61;
+pub const _SC_SEMAPHORES : ::c_int = 67;
+pub const _SC_SHARED_MEMORY_OBJECTS : ::c_int = 68;
+pub const _SC_SYNCHRONIZED_IO : ::c_int = 75;
+pub const _SC_TIMERS : ::c_int = 94;
+pub const _SC_XOPEN_CRYPT : ::c_int = 117;
+pub const _SC_XOPEN_ENH_I18N : ::c_int = 118;
+pub const _SC_XOPEN_LEGACY : ::c_int = 119;
+pub const _SC_XOPEN_REALTIME : ::c_int = 120;
+pub const _SC_XOPEN_REALTIME_THREADS : ::c_int = 121;
+pub const _SC_XOPEN_UNIX : ::c_int = 123;
+pub const _SC_XOPEN_VERSION : ::c_int = 125;
+pub const _SC_SEM_NSEMS_MAX : ::c_int = 31;
+pub const _SC_SEM_VALUE_MAX : ::c_int = 32;
+pub const _SC_AIO_PRIO_DELTA_MAX : ::c_int = 44;
+pub const _SC_DELAYTIMER_MAX : ::c_int = 50;
+pub const _SC_PRIORITIZED_IO : ::c_int = 60;
+pub const _SC_REALTIME_SIGNALS : ::c_int = 64;
+pub const _SC_RTSIG_MAX : ::c_int = 66;
+pub const _SC_SIGQUEUE_MAX : ::c_int = 70;
+pub const _SC_TIMER_MAX : ::c_int = 93;
+pub const _SC_HOST_NAME_MAX : ::c_int = 33;
+
+pub const FD_SETSIZE: usize = 1024;
+
+pub const ST_NOSUID: ::c_ulong = 2;
+
+pub const PTHREAD_MUTEX_INITIALIZER: pthread_mutex_t = 0 as *mut _;
+pub const PTHREAD_COND_INITIALIZER: pthread_cond_t = 0 as *mut _;
+pub const PTHREAD_RWLOCK_INITIALIZER: pthread_rwlock_t = 0 as *mut _;
+
+pub const PTHREAD_MUTEX_ERRORCHECK: ::c_int = 1;
+pub const PTHREAD_MUTEX_RECURSIVE: ::c_int = 2;
+pub const PTHREAD_MUTEX_NORMAL: ::c_int = 3;
+pub const PTHREAD_MUTEX_STRICT_NP: ::c_int = 4;
+pub const PTHREAD_MUTEX_DEFAULT: ::c_int = PTHREAD_MUTEX_STRICT_NP;
+
+pub const EVFILT_AIO: ::int16_t = -3;
+pub const EVFILT_PROC: ::int16_t = -5;
+pub const EVFILT_READ: ::int16_t = -1;
+pub const EVFILT_SIGNAL: ::int16_t = -6;
+pub const EVFILT_TIMER: ::int16_t = -7;
+pub const EVFILT_VNODE: ::int16_t = -4;
+pub const EVFILT_WRITE: ::int16_t = -2;
+
+pub const EV_ADD: ::uint16_t = 0x1;
+pub const EV_DELETE: ::uint16_t = 0x2;
+pub const EV_ENABLE: ::uint16_t = 0x4;
+pub const EV_DISABLE: ::uint16_t = 0x8;
+pub const EV_ONESHOT: ::uint16_t = 0x10;
+pub const EV_CLEAR: ::uint16_t = 0x20;
+pub const EV_FLAG1: ::uint16_t = 0x2000;
+pub const EV_ERROR: ::uint16_t = 0x4000;
+pub const EV_EOF: ::uint16_t = 0x8000;
+pub const EV_SYSFLAGS: ::uint16_t = 0xf000;
+
+pub const NOTE_LOWAT: ::uint32_t = 0x00000001;
+pub const NOTE_EOF: ::uint32_t = 0x00000002;
+pub const NOTE_DELETE: ::uint32_t = 0x00000001;
+pub const NOTE_WRITE: ::uint32_t = 0x00000002;
+pub const NOTE_EXTEND: ::uint32_t = 0x00000004;
+pub const NOTE_ATTRIB: ::uint32_t = 0x00000008;
+pub const NOTE_LINK: ::uint32_t = 0x00000010;
+pub const NOTE_RENAME: ::uint32_t = 0x00000020;
+pub const NOTE_REVOKE: ::uint32_t = 0x00000040;
+pub const NOTE_TRUNCATE: ::uint32_t = 0x00000080;
+pub const NOTE_EXIT: ::uint32_t = 0x80000000;
+pub const NOTE_FORK: ::uint32_t = 0x40000000;
+pub const NOTE_EXEC: ::uint32_t = 0x20000000;
+pub const NOTE_PDATAMASK: ::uint32_t = 0x000fffff;
+pub const NOTE_PCTRLMASK: ::uint32_t = 0xf0000000;
+pub const NOTE_TRACK: ::uint32_t = 0x00000001;
+pub const NOTE_TRACKERR: ::uint32_t = 0x00000002;
+pub const NOTE_CHILD: ::uint32_t = 0x00000004;
+
+pub const TMP_MAX : ::c_uint = 0x7fffffff;
+
+pub const NI_MAXHOST: ::size_t = 256;
+
+pub const RTLD_LOCAL: ::c_int = 0;
+pub const CTL_MAXNAME: ::c_int = 12;
+pub const CTLTYPE_NODE: ::c_int = 1;
+pub const CTLTYPE_INT: ::c_int = 2;
+pub const CTLTYPE_STRING: ::c_int = 3;
+pub const CTLTYPE_QUAD: ::c_int = 4;
+pub const CTLTYPE_STRUCT: ::c_int = 5;
+pub const CTL_UNSPEC: ::c_int = 0;
+pub const CTL_KERN: ::c_int = 1;
+pub const CTL_VM: ::c_int = 2;
+pub const CTL_FS: ::c_int = 3;
+pub const CTL_NET: ::c_int = 4;
+pub const CTL_DEBUG: ::c_int = 5;
+pub const CTL_HW: ::c_int = 6;
+pub const CTL_MACHDEP: ::c_int = 7;
+pub const CTL_DDB: ::c_int = 9;
+pub const CTL_VFS: ::c_int = 10;
+pub const CTL_MAXID: ::c_int = 11;
+pub const KERN_OSTYPE: ::c_int = 1;
+pub const KERN_OSRELEASE: ::c_int = 2;
+pub const KERN_OSREV: ::c_int = 3;
+pub const KERN_VERSION: ::c_int = 4;
+pub const KERN_MAXVNODES: ::c_int = 5;
+pub const KERN_MAXPROC: ::c_int = 6;
+pub const KERN_MAXFILES: ::c_int = 7;
+pub const KERN_ARGMAX: ::c_int = 8;
+pub const KERN_SECURELVL: ::c_int = 9;
+pub const KERN_HOSTNAME: ::c_int = 10;
+pub const KERN_HOSTID: ::c_int = 11;
+pub const KERN_CLOCKRATE: ::c_int = 12;
+pub const KERN_PROF: ::c_int = 16;
+pub const KERN_POSIX1: ::c_int = 17;
+pub const KERN_NGROUPS: ::c_int = 18;
+pub const KERN_JOB_CONTROL: ::c_int = 19;
+pub const KERN_SAVED_IDS: ::c_int = 20;
+pub const KERN_BOOTTIME: ::c_int = 21;
+pub const KERN_DOMAINNAME: ::c_int = 22;
+pub const KERN_MAXPARTITIONS: ::c_int = 23;
+pub const KERN_RAWPARTITION: ::c_int = 24;
+pub const KERN_MAXTHREAD: ::c_int = 25;
+pub const KERN_NTHREADS: ::c_int = 26;
+pub const KERN_OSVERSION: ::c_int = 27;
+pub const KERN_SOMAXCONN: ::c_int = 28;
+pub const KERN_SOMINCONN: ::c_int = 29;
+pub const KERN_USERMOUNT: ::c_int = 30;
+pub const KERN_NOSUIDCOREDUMP: ::c_int = 32;
+pub const KERN_FSYNC: ::c_int = 33;
+pub const KERN_SYSVMSG: ::c_int = 34;
+pub const KERN_SYSVSEM: ::c_int = 35;
+pub const KERN_SYSVSHM: ::c_int = 36;
+pub const KERN_ARND: ::c_int = 37;
+pub const KERN_MSGBUFSIZE: ::c_int = 38;
+pub const KERN_MALLOCSTATS: ::c_int = 39;
+pub const KERN_CPTIME: ::c_int = 40;
+pub const KERN_NCHSTATS: ::c_int = 41;
+pub const KERN_FORKSTAT: ::c_int = 42;
+pub const KERN_NSELCOLL: ::c_int = 43;
+pub const KERN_TTY: ::c_int = 44;
+pub const KERN_CCPU: ::c_int = 45;
+pub const KERN_FSCALE: ::c_int = 46;
+pub const KERN_NPROCS: ::c_int = 47;
+pub const KERN_MSGBUF: ::c_int = 48;
+pub const KERN_POOL: ::c_int = 49;
+pub const KERN_STACKGAPRANDOM: ::c_int = 50;
+pub const KERN_SYSVIPC_INFO: ::c_int = 51;
+pub const KERN_SPLASSERT: ::c_int = 54;
+pub const KERN_PROC_ARGS: ::c_int = 55;
+pub const KERN_NFILES: ::c_int = 56;
+pub const KERN_TTYCOUNT: ::c_int = 57;
+pub const KERN_NUMVNODES: ::c_int = 58;
+pub const KERN_MBSTAT: ::c_int = 59;
+pub const KERN_SEMINFO: ::c_int = 61;
+pub const KERN_SHMINFO: ::c_int = 62;
+pub const KERN_INTRCNT: ::c_int = 63;
+pub const KERN_WATCHDOG: ::c_int = 64;
+pub const KERN_PROC: ::c_int = 66;
+pub const KERN_MAXCLUSTERS: ::c_int = 67;
+pub const KERN_EVCOUNT: ::c_int = 68;
+pub const KERN_TIMECOUNTER: ::c_int = 69;
+pub const KERN_MAXLOCKSPERUID: ::c_int = 70;
+pub const KERN_CPTIME2: ::c_int = 71;
+pub const KERN_CACHEPCT: ::c_int = 72;
+pub const KERN_FILE: ::c_int = 73;
+pub const KERN_CONSDEV: ::c_int = 75;
+pub const KERN_NETLIVELOCKS: ::c_int = 76;
+pub const KERN_POOL_DEBUG: ::c_int = 77;
+pub const KERN_PROC_CWD: ::c_int = 78;
+pub const KERN_PROC_NOBROADCASTKILL: ::c_int = 79;
+pub const KERN_PROC_VMMAP: ::c_int = 80;
+pub const KERN_GLOBAL_PTRACE: ::c_int = 81;
+pub const KERN_CONSBUFSIZE: ::c_int = 82;
+pub const KERN_CONSBUF: ::c_int = 83;
+pub const KERN_MAXID: ::c_int = 84;
+pub const KERN_PROC_ALL: ::c_int = 0;
+pub const KERN_PROC_PID: ::c_int = 1;
+pub const KERN_PROC_PGRP: ::c_int = 2;
+pub const KERN_PROC_SESSION: ::c_int = 3;
+pub const KERN_PROC_TTY: ::c_int = 4;
+pub const KERN_PROC_UID: ::c_int = 5;
+pub const KERN_PROC_RUID: ::c_int = 6;
+pub const KERN_PROC_KTHREAD: ::c_int = 7;
+pub const KERN_PROC_SHOW_THREADS: ::c_int = 0x40000000;
+pub const KERN_SYSVIPC_MSG_INFO: ::c_int = 1;
+pub const KERN_SYSVIPC_SEM_INFO: ::c_int = 2;
+pub const KERN_SYSVIPC_SHM_INFO: ::c_int = 3;
+pub const KERN_PROC_ARGV: ::c_int = 1;
+pub const KERN_PROC_NARGV: ::c_int = 2;
+pub const KERN_PROC_ENV: ::c_int = 3;
+pub const KERN_PROC_NENV: ::c_int = 4;
+pub const KI_NGROUPS: ::c_int = 16;
+pub const KI_MAXCOMLEN: ::c_int = 24;
+pub const KI_WMESGLEN: ::c_int = 8;
+pub const KI_MAXLOGNAME: ::c_int = 32;
+pub const KI_EMULNAMELEN: ::c_int = 8;
+
+extern {
+    pub fn getnameinfo(sa: *const ::sockaddr,
+                       salen: ::socklen_t,
+                       host: *mut ::c_char,
+                       hostlen: ::size_t,
+                       serv: *mut ::c_char,
+                       servlen: ::size_t,
+                       flags: ::c_int) -> ::c_int;
+    pub fn kevent(kq: ::c_int,
+                  changelist: *const ::kevent,
+                  nchanges: ::c_int,
+                  eventlist: *mut ::kevent,
+                  nevents: ::c_int,
+                  timeout: *const ::timespec) -> ::c_int;
+    pub fn mprotect(addr: *mut ::c_void, len: ::size_t, prot: ::c_int)
+                    -> ::c_int;
+    pub fn pthread_main_np() -> ::c_int;
+    pub fn pthread_set_name_np(tid: ::pthread_t, name: *const ::c_char);
+    pub fn pthread_stackseg_np(thread: ::pthread_t,
+                               sinfo: *mut ::stack_t) -> ::c_int;
+    pub fn sysctl(name: *const ::c_int,
+                  namelen: ::c_uint,
+                  oldp: *mut ::c_void,
+                  oldlenp: *mut ::size_t,
+                  newp: *mut ::c_void,
+                  newlen: ::size_t)
+                  -> ::c_int;
+    pub fn getentropy(buf: *mut ::c_void, buflen: ::size_t) -> ::c_int;
+    pub fn pledge(promises: *const ::c_char,
+                  paths: *mut *const ::c_char) -> ::c_int;
+}
+
+cfg_if! {
+    if #[cfg(target_os = "openbsd")] {
+        mod openbsd;
+        pub use self::openbsd::*;
+    } else if #[cfg(target_os = "bitrig")] {
+        mod bitrig;
+        pub use self::bitrig::*;
+    } else {
+        // Unknown target_os
+    }
+}
+
+mod other;
+pub use self::other::*;
diff --git a/libc/src/unix/bsd/netbsdlike/openbsdlike/openbsd.rs b/libc/src/unix/bsd/netbsdlike/openbsdlike/openbsd.rs
new file mode 100644
index 0000000..b7fed64
--- /dev/null
+++ b/libc/src/unix/bsd/netbsdlike/openbsdlike/openbsd.rs
@@ -0,0 +1,28 @@
+s! {
+    pub struct lconv {
+        pub decimal_point: *mut ::c_char,
+        pub thousands_sep: *mut ::c_char,
+        pub grouping: *mut ::c_char,
+        pub int_curr_symbol: *mut ::c_char,
+        pub currency_symbol: *mut ::c_char,
+        pub mon_decimal_point: *mut ::c_char,
+        pub mon_thousands_sep: *mut ::c_char,
+        pub mon_grouping: *mut ::c_char,
+        pub positive_sign: *mut ::c_char,
+        pub negative_sign: *mut ::c_char,
+        pub int_frac_digits: ::c_char,
+        pub frac_digits: ::c_char,
+        pub p_cs_precedes: ::c_char,
+        pub p_sep_by_space: ::c_char,
+        pub n_cs_precedes: ::c_char,
+        pub n_sep_by_space: ::c_char,
+        pub p_sign_posn: ::c_char,
+        pub n_sign_posn: ::c_char,
+        pub int_p_cs_precedes: ::c_char,
+        pub int_p_sep_by_space: ::c_char,
+        pub int_n_cs_precedes: ::c_char,
+        pub int_n_sep_by_space: ::c_char,
+        pub int_p_sign_posn: ::c_char,
+        pub int_n_sign_posn: ::c_char,
+    }
+}
diff --git a/libc/src/unix/bsd/netbsdlike/openbsdlike/other/b32/mod.rs b/libc/src/unix/bsd/netbsdlike/openbsdlike/other/b32/mod.rs
new file mode 100644
index 0000000..9b0b338
--- /dev/null
+++ b/libc/src/unix/bsd/netbsdlike/openbsdlike/other/b32/mod.rs
@@ -0,0 +1,2 @@
+pub type c_long = i32;
+pub type c_ulong = u32;
diff --git a/libc/src/unix/bsd/netbsdlike/openbsdlike/other/b64/mod.rs b/libc/src/unix/bsd/netbsdlike/openbsdlike/other/b64/mod.rs
new file mode 100644
index 0000000..b07c476
--- /dev/null
+++ b/libc/src/unix/bsd/netbsdlike/openbsdlike/other/b64/mod.rs
@@ -0,0 +1,2 @@
+pub type c_long = i64;
+pub type c_ulong = u64;
diff --git a/libc/src/unix/bsd/netbsdlike/openbsdlike/other/mod.rs b/libc/src/unix/bsd/netbsdlike/openbsdlike/other/mod.rs
new file mode 100644
index 0000000..e4087da
--- /dev/null
+++ b/libc/src/unix/bsd/netbsdlike/openbsdlike/other/mod.rs
@@ -0,0 +1,11 @@
+cfg_if! {
+    if #[cfg(target_arch = "x86_64")] {
+        mod b64;
+        pub use self::b64::*;
+    } else if #[cfg(target_arch = "x86")] {
+        mod b32;
+        pub use self::b32::*;
+    } else {
+        // Unknown target_arch
+    }
+}