Update libc crate to 0.2.66

This change updates the libc crate to version 0.2.66.

Import subrepo libc/:libc at 4f11029a68040c90acf771976b019c1ef273a8cd

10 files changed, 712 insertions, 395 deletions

diff --git a/libc/src/unix/bsd/freebsdlike/dragonfly/errno.rs b/libc/src/unix/bsd/freebsdlike/dragonfly/errno.rs
index e18036a..e9ad63b 100644
--- a/libc/src/unix/bsd/freebsdlike/dragonfly/errno.rs
+++ b/libc/src/unix/bsd/freebsdlike/dragonfly/errno.rs
@@ -6,7 +6,7 @@ f! {
     }
 }
 
-extern {
+extern "C" {
     #[thread_local]
     pub static mut errno: ::c_int;
 }
diff --git a/libc/src/unix/bsd/freebsdlike/dragonfly/mod.rs b/libc/src/unix/bsd/freebsdlike/dragonfly/mod.rs
index fc94fd3..63ca4db 100644
--- a/libc/src/unix/bsd/freebsdlike/dragonfly/mod.rs
+++ b/libc/src/unix/bsd/freebsdlike/dragonfly/mod.rs
@@ -24,7 +24,9 @@ pub type sem_t = *mut sem;
 pub enum sem {}
 impl ::Copy for sem {}
 impl ::Clone for sem {
-    fn clone(&self) -> sem { *self }
+    fn clone(&self) -> sem {
+        *self
+    }
 }
 
 s! {
@@ -451,6 +453,7 @@ pub const ENOMEDIUM: ::c_int = 93;
 pub const EASYNC: ::c_int = 99;
 pub const ELAST: ::c_int = 99;
 pub const RLIMIT_POSIXLOCKS: ::c_int = 11;
+#[deprecated(since = "0.2.64", note = "Not stable across OS versions")]
 pub const RLIM_NLIMITS: ::rlim_t = 12;
 
 pub const Q_GETQUOTA: ::c_int = 0x300;
@@ -676,7 +679,7 @@ pub const IFF_LINK1: ::c_int = 0x2000; // per link layer defined bit
 pub const IFF_LINK2: ::c_int = 0x4000; // per link layer defined bit
 pub const IFF_ALTPHYS: ::c_int = IFF_LINK2; // use alternate physical connection
 pub const IFF_MULTICAST: ::c_int = 0x8000; // supports multicast
-// was interface is in polling mode
+                                           // was interface is in polling mode
 pub const IFF_POLLING_COMPAT: ::c_int = 0x10000;
 pub const IFF_PPROMISC: ::c_int = 0x20000; // user-requested promisc mode
 pub const IFF_MONITOR: ::c_int = 0x40000; // user-requested monitor mode
@@ -910,9 +913,9 @@ pub const IPPROTO_DONE: ::c_int = 257;
 pub const IPPROTO_UNKNOWN: ::c_int = 258;
 
 // sys/netinet/tcp.h
-pub const TCP_SIGNATURE_ENABLE:   ::c_int = 16;
-pub const TCP_KEEPINIT:   ::c_int = 32;
-pub const TCP_FASTKEEP:   ::c_int = 128;
+pub const TCP_SIGNATURE_ENABLE: ::c_int = 16;
+pub const TCP_KEEPINIT: ::c_int = 32;
+pub const TCP_FASTKEEP: ::c_int = 128;
 
 pub const AF_BLUETOOTH: ::c_int = 33;
 pub const AF_MPLS: ::c_int = 34;
@@ -935,6 +938,7 @@ pub const MSG_FBLOCKING: ::c_int = 0x00010000;
 pub const MSG_FNONBLOCKING: ::c_int = 0x00020000;
 pub const MSG_FMASK: ::c_int = 0xFFFF0000;
 
+// utmpx entry types
 pub const EMPTY: ::c_short = 0;
 pub const RUN_LVL: ::c_short = 1;
 pub const BOOT_TIME: ::c_short = 2;
@@ -944,6 +948,13 @@ 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 DOWNTIME: ::c_short = 11;
+// utmpx database types
+pub const UTX_DB_UTMPX: ::c_uint = 0;
+pub const UTX_DB_WTMPX: ::c_uint = 1;
+pub const UTX_DB_LASTLOG: ::c_uint = 2;
 
 pub const LC_COLLATE_MASK: ::c_int = (1 << 0);
 pub const LC_CTYPE_MASK: ::c_int = (1 << 1);
@@ -952,11 +963,11 @@ 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;
+    | 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;
@@ -967,11 +978,11 @@ pub const TIOCMODS: ::c_ulong = 0x80047404;
 pub const TIOCREMOTE: ::c_ulong = 0x80047469;
 
 // Constants used by "at" family of system calls.
-pub const AT_FDCWD:            ::c_int = 0xFFFAFDCD; // invalid file descriptor
+pub const AT_FDCWD: ::c_int = 0xFFFAFDCD; // invalid file descriptor
 pub const AT_SYMLINK_NOFOLLOW: ::c_int = 1;
-pub const AT_REMOVEDIR:        ::c_int = 2;
-pub const AT_EACCESS:          ::c_int = 4;
-pub const AT_SYMLINK_FOLLOW:   ::c_int = 8;
+pub const AT_REMOVEDIR: ::c_int = 2;
+pub const AT_EACCESS: ::c_int = 4;
+pub const AT_SYMLINK_FOLLOW: ::c_int = 8;
 
 pub const VCHECKPT: usize = 19;
 
@@ -996,11 +1007,15 @@ pub const RTP_PRIO_THREAD: ::c_ushort = 3;
 
 // Flags for chflags(2)
 pub const UF_NOHISTORY: ::c_ulong = 0x00000040;
-pub const UF_CACHE:     ::c_ulong = 0x00000080;
-pub const UF_XLINK:     ::c_ulong = 0x00000100;
+pub const UF_CACHE: ::c_ulong = 0x00000080;
+pub const UF_XLINK: ::c_ulong = 0x00000100;
 pub const SF_NOHISTORY: ::c_ulong = 0x00400000;
-pub const SF_CACHE:     ::c_ulong = 0x00800000;
-pub const SF_XLINK:     ::c_ulong = 0x01000000;
+pub const SF_CACHE: ::c_ulong = 0x00800000;
+pub const SF_XLINK: ::c_ulong = 0x01000000;
+
+// timespec constants
+pub const UTIME_OMIT: c_long = -2;
+pub const UTIME_NOW: c_long = -1;
 
 fn _CMSG_ALIGN(n: usize) -> usize {
     (n + 3) & !3
@@ -1038,23 +1053,35 @@ f! {
     }
 }
 
-extern {
+extern "C" {
     pub fn setgrent();
-    pub fn mprotect(addr: *mut ::c_void, len: ::size_t, prot: ::c_int)
-                    -> ::c_int;
+    pub fn mprotect(
+        addr: *mut ::c_void,
+        len: ::size_t,
+        prot: ::c_int,
+    ) -> ::c_int;
     pub fn clock_getres(clk_id: ::clockid_t, tp: *mut ::timespec) -> ::c_int;
     pub fn clock_gettime(clk_id: ::clockid_t, tp: *mut ::timespec) -> ::c_int;
-    pub fn clock_settime(clk_id: ::clockid_t, tp: *const ::timespec) -> ::c_int;
+    pub fn clock_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 aio_waitcomplete(
+        iocbp: *mut *mut aiocb,
+        timeout: *mut ::timespec,
+    ) -> ::c_int;
 
     pub fn freelocale(loc: ::locale_t);
 
-    pub fn lwp_rtprio(function: ::c_int, pid: ::pid_t, lwpid: lwpid_t,
-                      rtp: *mut super::rtprio) -> ::c_int;
+    pub fn lwp_rtprio(
+        function: ::c_int,
+        pid: ::pid_t,
+        lwpid: lwpid_t,
+        rtp: *mut super::rtprio,
+    ) -> ::c_int;
 
     pub fn statfs(path: *const ::c_char, buf: *mut statfs) -> ::c_int;
     pub fn fstatfs(fd: ::c_int, buf: *mut statfs) -> ::c_int;
diff --git a/libc/src/unix/bsd/freebsdlike/freebsd/freebsd11/mod.rs b/libc/src/unix/bsd/freebsdlike/freebsd/freebsd11/mod.rs
index b71b284..79a152f 100644
--- a/libc/src/unix/bsd/freebsdlike/freebsd/freebsd11/mod.rs
+++ b/libc/src/unix/bsd/freebsdlike/freebsd/freebsd11/mod.rs
@@ -191,21 +191,29 @@ cfg_if! {
 
 pub const ELAST: ::c_int = 96;
 
-extern {
+extern "C" {
     // Return type ::c_int was removed in FreeBSD 12
     pub fn setgrent() -> ::c_int;
 
     // Type of `addr` argument changed from `const void*` to `void*`
     // in FreeBSD 12
-    pub fn mprotect(addr: *const ::c_void, len: ::size_t, prot: ::c_int)
-                    -> ::c_int;
+    pub fn mprotect(
+        addr: *const ::c_void,
+        len: ::size_t,
+        prot: ::c_int,
+    ) -> ::c_int;
 
     // Return type ::c_int was removed in FreeBSD 12
     pub fn freelocale(loc: ::locale_t) -> ::c_int;
 
     // Return type ::c_int changed to ::ssize_t in FreeBSD 12:
-    pub fn msgrcv(msqid: ::c_int, msgp: *mut ::c_void, msgsz: ::size_t,
-                  msgtyp: ::c_long, msgflg: ::c_int) -> ::c_int;
+    pub fn msgrcv(
+        msqid: ::c_int,
+        msgp: *mut ::c_void,
+        msgsz: ::size_t,
+        msgtyp: ::c_long,
+        msgflg: ::c_int,
+    ) -> ::c_int;
 }
 
 cfg_if! {
diff --git a/libc/src/unix/bsd/freebsdlike/freebsd/freebsd11/x86_64.rs b/libc/src/unix/bsd/freebsdlike/freebsd/freebsd11/x86_64.rs
index bba277e..f32128f 100644
--- a/libc/src/unix/bsd/freebsdlike/freebsd/freebsd11/x86_64.rs
+++ b/libc/src/unix/bsd/freebsdlike/freebsd/freebsd11/x86_64.rs
@@ -26,5 +26,7 @@ pub struct stat {
 
 impl ::Copy for ::stat {}
 impl ::Clone for ::stat {
-    fn clone(&self) -> ::stat { *self }
+    fn clone(&self) -> ::stat {
+        *self
+    }
 }
diff --git a/libc/src/unix/bsd/freebsdlike/freebsd/freebsd12/mod.rs b/libc/src/unix/bsd/freebsdlike/freebsd/freebsd12/mod.rs
index 464744d..6bf7f95 100644
--- a/libc/src/unix/bsd/freebsdlike/freebsd/freebsd12/mod.rs
+++ b/libc/src/unix/bsd/freebsdlike/freebsd/freebsd12/mod.rs
@@ -199,13 +199,21 @@ cfg_if! {
     }
 }
 
-extern {
+extern "C" {
     pub fn setgrent();
-    pub fn mprotect(addr: *mut ::c_void, len: ::size_t, prot: ::c_int)
-                    -> ::c_int;
+    pub fn mprotect(
+        addr: *mut ::c_void,
+        len: ::size_t,
+        prot: ::c_int,
+    ) -> ::c_int;
     pub fn freelocale(loc: ::locale_t);
-    pub fn msgrcv(msqid: ::c_int, msgp: *mut ::c_void, msgsz: ::size_t,
-                  msgtyp: ::c_long, msgflg: ::c_int) -> ::ssize_t;
+    pub fn msgrcv(
+        msqid: ::c_int,
+        msgp: *mut ::c_void,
+        msgsz: ::size_t,
+        msgtyp: ::c_long,
+        msgflg: ::c_int,
+    ) -> ::ssize_t;
 }
 
 cfg_if! {
diff --git a/libc/src/unix/bsd/freebsdlike/freebsd/freebsd12/x86_64.rs b/libc/src/unix/bsd/freebsdlike/freebsd/freebsd12/x86_64.rs
index dbaa4ae..80c6fa1 100644
--- a/libc/src/unix/bsd/freebsdlike/freebsd/freebsd12/x86_64.rs
+++ b/libc/src/unix/bsd/freebsdlike/freebsd/freebsd12/x86_64.rs
@@ -28,5 +28,7 @@ pub struct stat {
 
 impl ::Copy for ::stat {}
 impl ::Clone for ::stat {
-    fn clone(&self) -> ::stat { *self }
+    fn clone(&self) -> ::stat {
+        *self
+    }
 }
diff --git a/libc/src/unix/bsd/freebsdlike/freebsd/mod.rs b/libc/src/unix/bsd/freebsdlike/freebsd/mod.rs
index fea680d..980caf2 100644
--- a/libc/src/unix/bsd/freebsdlike/freebsd/mod.rs
+++ b/libc/src/unix/bsd/freebsdlike/freebsd/mod.rs
@@ -337,6 +337,7 @@ pub const RLIMIT_NPTS: ::c_int = 11;
 pub const RLIMIT_SWAP: ::c_int = 12;
 pub const RLIMIT_KQUEUES: ::c_int = 13;
 pub const RLIMIT_UMTXP: ::c_int = 14;
+#[deprecated(since = "0.2.64", note = "Not stable across OS versions")]
 pub const RLIM_NLIMITS: ::rlim_t = 15;
 
 pub const Q_GETQUOTA: ::c_int = 0x700;
@@ -569,6 +570,8 @@ pub const TIOCSIG: ::c_uint = 0x2004745f;
 pub const TIOCM_DCD: ::c_int = 0x40;
 pub const H4DISC: ::c_int = 0x7;
 
+pub const BIOCSETFNR: ::c_ulong = 0x80104282;
+
 pub const FIONWRITE: ::c_ulong = 0x40046677;
 pub const FIONSPACE: ::c_ulong = 0x40046676;
 pub const FIOSEEKDATA: ::c_ulong = 0xc0086661;
@@ -652,12 +655,12 @@ pub const IFF_BROADCAST: ::c_int = 0x2; // (i) broadcast address valid
 pub const IFF_DEBUG: ::c_int = 0x4; // (n) turn on debugging
 pub const IFF_LOOPBACK: ::c_int = 0x8; // (i) is a loopback net
 pub const IFF_POINTOPOINT: ::c_int = 0x10; // (i) is a point-to-point link
-// 0x20           was IFF_SMART
+                                           // 0x20           was IFF_SMART
 pub const IFF_RUNNING: ::c_int = 0x40; // (d) resources allocated
 #[doc(hidden)]
 #[deprecated(
-    since="0.2.54",
-    note="IFF_DRV_RUNNING is deprecated. Use the portable IFF_RUNNING instead"
+    since = "0.2.54",
+    note = "IFF_DRV_RUNNING is deprecated. Use the portable IFF_RUNNING instead"
 )]
 pub const IFF_DRV_RUNNING: ::c_int = 0x40;
 pub const IFF_NOARP: ::c_int = 0x80; // (n) no address resolution protocol
@@ -667,7 +670,7 @@ pub const IFF_OACTIVE: ::c_int = 0x400; // (d) tx hardware queue is full
 #[doc(hidden)]
 #[deprecated(
     since = "0.2.54",
-    note = "Use the portable `IFF_OACTIVE` instead",
+    note = "Use the portable `IFF_OACTIVE` instead"
 )]
 pub const IFF_DRV_OACTIVE: ::c_int = 0x400;
 pub const IFF_SIMPLEX: ::c_int = 0x800; // (i) can't hear own transmissions
@@ -676,7 +679,7 @@ pub const IFF_LINK1: ::c_int = 0x2000; // per link layer defined bit
 pub const IFF_LINK2: ::c_int = 0x4000; // per link layer defined bit
 pub const IFF_ALTPHYS: ::c_int = IFF_LINK2; // use alternate physical connection
 pub const IFF_MULTICAST: ::c_int = 0x8000; // (i) supports multicast
-// (i) unconfigurable using ioctl(2)
+                                           // (i) unconfigurable using ioctl(2)
 pub const IFF_CANTCONFIG: ::c_int = 0x10000;
 pub const IFF_PPROMISC: ::c_int = 0x20000; // (n) user-requested promisc mode
 pub const IFF_MONITOR: ::c_int = 0x40000; // (n) user-requested monitor mode
@@ -936,8 +939,8 @@ pub const TCP_PCAP_IN: ::c_int = 4096;
 pub const IP_BINDANY: ::c_int = 24;
 pub const IP_BINDMULTI: ::c_int = 25;
 pub const IP_RSS_LISTEN_BUCKET: ::c_int = 26;
-pub const IP_ORIGDSTADDR : ::c_int = 27;
-pub const IP_RECVORIGDSTADDR : ::c_int = IP_ORIGDSTADDR;
+pub const IP_ORIGDSTADDR: ::c_int = 27;
+pub const IP_RECVORIGDSTADDR: ::c_int = IP_ORIGDSTADDR;
 
 pub const IP_RECVTOS: ::c_int = 68;
 
@@ -967,9 +970,9 @@ pub const IPC_RMID: ::c_int = 0;
 pub const IPC_SET: ::c_int = 1;
 pub const IPC_STAT: ::c_int = 2;
 pub const IPC_INFO: ::c_int = 3;
-pub const IPC_R : ::c_int = 0o400;
-pub const IPC_W : ::c_int = 0o200;
-pub const IPC_M : ::c_int = 0o10000;
+pub const IPC_R: ::c_int = 0o400;
+pub const IPC_W: ::c_int = 0o200;
+pub const IPC_M: ::c_int = 0o10000;
 pub const MSG_NOERROR: ::c_int = 0o10000;
 pub const SHM_RDONLY: ::c_int = 0o10000;
 pub const SHM_RND: ::c_int = 0o20000;
@@ -986,16 +989,16 @@ pub const SHM_ANON: *mut ::c_char = 1 as *mut ::c_char;
 // 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)]
-#[deprecated(since="0.2.54",note="Removed in FreeBSD 11")]
+#[deprecated(since = "0.2.54", note = "Removed in FreeBSD 11")]
 pub const CTL_MAXID: ::c_int = 10;
 #[doc(hidden)]
-#[deprecated(since="0.2.54",note="Removed in FreeBSD 11")]
+#[deprecated(since = "0.2.54", note = "Removed in FreeBSD 11")]
 pub const KERN_MAXID: ::c_int = 38;
 #[doc(hidden)]
-#[deprecated(since="0.2.54",note="Removed in FreeBSD 11")]
+#[deprecated(since = "0.2.54", note = "Removed in FreeBSD 11")]
 pub const HW_MAXID: ::c_int = 13;
 #[doc(hidden)]
-#[deprecated(since="0.2.54",note="Removed in FreeBSD 11")]
+#[deprecated(since = "0.2.54", note = "Removed in FreeBSD 11")]
 pub const USER_MAXID: ::c_int = 21;
 #[doc(hidden)]
 pub const CTL_P1003_1B_MAXID: ::c_int = 26;
@@ -1006,6 +1009,7 @@ pub const MSG_COMPAT: ::c_int = 0x00008000;
 pub const MSG_CMSG_CLOEXEC: ::c_int = 0x00040000;
 pub const MSG_NOSIGNAL: ::c_int = 0x20000;
 
+// utmpx entry types
 pub const EMPTY: ::c_short = 0;
 pub const BOOT_TIME: ::c_short = 1;
 pub const OLD_TIME: ::c_short = 2;
@@ -1015,19 +1019,23 @@ 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;
+// utmp database types
+pub const UTXDB_ACTIVE: ::c_int = 0;
+pub const UTXDB_LASTLOGIN: ::c_int = 1;
+pub const UTXDB_LOG: ::c_int = 2;
 
 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_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;
+    | 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;
@@ -1041,6 +1049,9 @@ pub const P_PID: idtype_t = 0;
 pub const P_PGID: idtype_t = 2;
 pub const P_ALL: idtype_t = 7;
 
+pub const UTIME_OMIT: c_long = -2;
+pub const UTIME_NOW: c_long = -1;
+
 pub const B460800: ::speed_t = 460800;
 pub const B921600: ::speed_t = 921600;
 
@@ -1079,14 +1090,14 @@ pub const POSIX_SPAWN_SETSIGDEF: ::c_int = 0x10;
 pub const POSIX_SPAWN_SETSIGMASK: ::c_int = 0x20;
 
 // Flags for chflags(2)
-pub const UF_SYSTEM:    ::c_ulong = 0x00000080;
-pub const UF_SPARSE:    ::c_ulong = 0x00000100;
-pub const UF_OFFLINE:   ::c_ulong = 0x00000200;
-pub const UF_REPARSE:   ::c_ulong = 0x00000400;
-pub const UF_ARCHIVE:   ::c_ulong = 0x00000800;
-pub const UF_READONLY:  ::c_ulong = 0x00001000;
-pub const UF_HIDDEN:    ::c_ulong = 0x00008000;
-pub const SF_SNAPSHOT:  ::c_ulong = 0x00200000;
+pub const UF_SYSTEM: ::c_ulong = 0x00000080;
+pub const UF_SPARSE: ::c_ulong = 0x00000100;
+pub const UF_OFFLINE: ::c_ulong = 0x00000200;
+pub const UF_REPARSE: ::c_ulong = 0x00000400;
+pub const UF_ARCHIVE: ::c_ulong = 0x00000800;
+pub const UF_READONLY: ::c_ulong = 0x00001000;
+pub const UF_HIDDEN: ::c_ulong = 0x00008000;
+pub const SF_SNAPSHOT: ::c_ulong = 0x00200000;
 
 fn _ALIGN(p: usize) -> usize {
     (p + _ALIGNBYTES) & !_ALIGNBYTES
@@ -1130,151 +1141,241 @@ f! {
     }
 }
 
-extern {
+extern "C" {
     pub fn __error() -> *mut ::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 extattr_delete_fd(fd: ::c_int,
-                             attrnamespace: ::c_int,
-                             attrname: *const ::c_char) -> ::c_int;
-    pub fn extattr_delete_file(path: *const ::c_char,
-                               attrnamespace: ::c_int,
-                               attrname: *const ::c_char) -> ::c_int;
-    pub fn extattr_delete_link(path: *const ::c_char,
-                               attrnamespace: ::c_int,
-                               attrname: *const ::c_char) -> ::c_int;
-    pub fn extattr_get_fd(fd: ::c_int,
-                          attrnamespace: ::c_int,
-                          attrname: *const ::c_char,
-                          data: *mut ::c_void,
-                          nbytes: ::size_t) -> ::ssize_t;
-    pub fn extattr_get_file(path: *const ::c_char,
-                            attrnamespace: ::c_int,
-                            attrname: *const ::c_char,
-                            data: *mut ::c_void,
-                            nbytes: ::size_t) -> ::ssize_t;
-    pub fn extattr_get_link(path: *const ::c_char,
-                            attrnamespace: ::c_int,
-                            attrname: *const ::c_char,
-                            data: *mut ::c_void,
-                            nbytes: ::size_t) -> ::ssize_t;
-    pub fn extattr_list_fd(fd: ::c_int,
-                           attrnamespace: ::c_int,
-                           data: *mut ::c_void,
-                           nbytes: ::size_t) -> ::ssize_t;
-    pub fn extattr_list_file(path: *const ::c_char,
-                             attrnamespace: ::c_int,
-                             data: *mut ::c_void,
-                             nbytes: ::size_t) -> ::ssize_t;
-    pub fn extattr_list_link(path: *const ::c_char,
-                             attrnamespace: ::c_int,
-                             data: *mut ::c_void,
-                             nbytes: ::size_t) -> ::ssize_t;
-    pub fn extattr_set_fd(fd: ::c_int,
-                          attrnamespace: ::c_int,
-                          attrname: *const ::c_char,
-                          data: *const ::c_void,
-                          nbytes: ::size_t) -> ::ssize_t;
-    pub fn extattr_set_file(path: *const ::c_char,
-                            attrnamespace: ::c_int,
-                            attrname: *const ::c_char,
-                            data: *const ::c_void,
-                            nbytes: ::size_t) -> ::ssize_t;
-    pub fn extattr_set_link(path: *const ::c_char,
-                            attrnamespace: ::c_int,
-                            attrname: *const ::c_char,
-                            data: *const ::c_void,
-                            nbytes: ::size_t) -> ::ssize_t;
+    pub fn clock_settime(
+        clk_id: ::clockid_t,
+        tp: *const ::timespec,
+    ) -> ::c_int;
+
+    pub fn extattr_delete_fd(
+        fd: ::c_int,
+        attrnamespace: ::c_int,
+        attrname: *const ::c_char,
+    ) -> ::c_int;
+    pub fn extattr_delete_file(
+        path: *const ::c_char,
+        attrnamespace: ::c_int,
+        attrname: *const ::c_char,
+    ) -> ::c_int;
+    pub fn extattr_delete_link(
+        path: *const ::c_char,
+        attrnamespace: ::c_int,
+        attrname: *const ::c_char,
+    ) -> ::c_int;
+    pub fn extattr_get_fd(
+        fd: ::c_int,
+        attrnamespace: ::c_int,
+        attrname: *const ::c_char,
+        data: *mut ::c_void,
+        nbytes: ::size_t,
+    ) -> ::ssize_t;
+    pub fn extattr_get_file(
+        path: *const ::c_char,
+        attrnamespace: ::c_int,
+        attrname: *const ::c_char,
+        data: *mut ::c_void,
+        nbytes: ::size_t,
+    ) -> ::ssize_t;
+    pub fn extattr_get_link(
+        path: *const ::c_char,
+        attrnamespace: ::c_int,
+        attrname: *const ::c_char,
+        data: *mut ::c_void,
+        nbytes: ::size_t,
+    ) -> ::ssize_t;
+    pub fn extattr_list_fd(
+        fd: ::c_int,
+        attrnamespace: ::c_int,
+        data: *mut ::c_void,
+        nbytes: ::size_t,
+    ) -> ::ssize_t;
+    pub fn extattr_list_file(
+        path: *const ::c_char,
+        attrnamespace: ::c_int,
+        data: *mut ::c_void,
+        nbytes: ::size_t,
+    ) -> ::ssize_t;
+    pub fn extattr_list_link(
+        path: *const ::c_char,
+        attrnamespace: ::c_int,
+        data: *mut ::c_void,
+        nbytes: ::size_t,
+    ) -> ::ssize_t;
+    pub fn extattr_set_fd(
+        fd: ::c_int,
+        attrnamespace: ::c_int,
+        attrname: *const ::c_char,
+        data: *const ::c_void,
+        nbytes: ::size_t,
+    ) -> ::ssize_t;
+    pub fn extattr_set_file(
+        path: *const ::c_char,
+        attrnamespace: ::c_int,
+        attrname: *const ::c_char,
+        data: *const ::c_void,
+        nbytes: ::size_t,
+    ) -> ::ssize_t;
+    pub fn extattr_set_link(
+        path: *const ::c_char,
+        attrnamespace: ::c_int,
+        attrname: *const ::c_char,
+        data: *const ::c_void,
+        nbytes: ::size_t,
+    ) -> ::ssize_t;
 
     pub fn jail(jail: *mut ::jail) -> ::c_int;
     pub fn jail_attach(jid: ::c_int) -> ::c_int;
     pub fn jail_remove(jid: ::c_int) -> ::c_int;
-    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 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 fdatasync(fd: ::c_int) -> ::c_int;
-    pub fn posix_fallocate(fd: ::c_int, offset: ::off_t,
-                           len: ::off_t) -> ::c_int;
-    pub fn posix_fadvise(fd: ::c_int, offset: ::off_t, len: ::off_t,
-                         advise: ::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 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 aio_waitcomplete(
+        iocbp: *mut *mut aiocb,
+        timeout: *mut ::timespec,
+    ) -> ::ssize_t;
     pub fn mq_getfd_np(mqd: ::mqd_t) -> ::c_int;
 
-    pub fn waitid(idtype: idtype_t, id: ::id_t, infop: *mut ::siginfo_t,
-                  options: ::c_int) -> ::c_int;
+    pub fn waitid(
+        idtype: idtype_t,
+        id: ::id_t,
+        infop: *mut ::siginfo_t,
+        options: ::c_int,
+    ) -> ::c_int;
 
     pub fn ftok(pathname: *const ::c_char, proj_id: ::c_int) -> ::key_t;
     pub fn shmget(key: ::key_t, size: ::size_t, shmflg: ::c_int) -> ::c_int;
-    pub fn shmat(shmid: ::c_int, shmaddr: *const ::c_void,
-        shmflg: ::c_int) -> *mut ::c_void;
+    pub fn shmat(
+        shmid: ::c_int,
+        shmaddr: *const ::c_void,
+        shmflg: ::c_int,
+    ) -> *mut ::c_void;
     pub fn shmdt(shmaddr: *const ::c_void) -> ::c_int;
-    pub fn shmctl(shmid: ::c_int, cmd: ::c_int,
-        buf: *mut ::shmid_ds) -> ::c_int;
-    pub fn msgctl(msqid: ::c_int, cmd: ::c_int,
-        buf: *mut ::msqid_ds) -> ::c_int;
+    pub fn shmctl(
+        shmid: ::c_int,
+        cmd: ::c_int,
+        buf: *mut ::shmid_ds,
+    ) -> ::c_int;
+    pub fn msgctl(
+        msqid: ::c_int,
+        cmd: ::c_int,
+        buf: *mut ::msqid_ds,
+    ) -> ::c_int;
     pub fn msgget(key: ::key_t, msgflg: ::c_int) -> ::c_int;
-    pub fn msgsnd(msqid: ::c_int, msgp: *const ::c_void, msgsz: ::size_t,
-        msgflg: ::c_int) -> ::c_int;
+    pub fn msgsnd(
+        msqid: ::c_int,
+        msgp: *const ::c_void,
+        msgsz: ::size_t,
+        msgflg: ::c_int,
+    ) -> ::c_int;
     pub fn cfmakesane(termios: *mut ::termios);
-    pub fn fexecve(fd: ::c_int, argv: *const *const ::c_char,
-                   envp: *const *const ::c_char)
-                   -> ::c_int;
+    pub fn fexecve(
+        fd: ::c_int,
+        argv: *const *const ::c_char,
+        envp: *const *const ::c_char,
+    ) -> ::c_int;
 
     pub fn pdfork(fdp: *mut ::c_int, flags: ::c_int) -> ::pid_t;
     pub fn pdgetpid(fd: ::c_int, pidp: *mut ::pid_t) -> ::c_int;
     pub fn pdkill(fd: ::c_int, signum: ::c_int) -> ::c_int;
 
-    pub fn rtprio_thread(function: ::c_int, lwpid: ::lwpid_t,
-                         rtp: *mut super::rtprio) -> ::c_int;
-
-    pub fn posix_spawn(pid: *mut ::pid_t,
-                       path: *const ::c_char,
-                       file_actions: *const ::posix_spawn_file_actions_t,
-                       attrp: *const ::posix_spawnattr_t,
-                       argv: *const *mut ::c_char,
-                       envp: *const *mut ::c_char) -> ::c_int;
-    pub fn posix_spawnp(pid: *mut ::pid_t,
-                       file: *const ::c_char,
-                        file_actions: *const ::posix_spawn_file_actions_t,
-                        attrp: *const ::posix_spawnattr_t,
-                        argv: *const *mut ::c_char,
-                        envp: *const *mut ::c_char) -> ::c_int;
+    pub fn rtprio_thread(
+        function: ::c_int,
+        lwpid: ::lwpid_t,
+        rtp: *mut super::rtprio,
+    ) -> ::c_int;
+
+    pub fn posix_spawn(
+        pid: *mut ::pid_t,
+        path: *const ::c_char,
+        file_actions: *const ::posix_spawn_file_actions_t,
+        attrp: *const ::posix_spawnattr_t,
+        argv: *const *mut ::c_char,
+        envp: *const *mut ::c_char,
+    ) -> ::c_int;
+    pub fn posix_spawnp(
+        pid: *mut ::pid_t,
+        file: *const ::c_char,
+        file_actions: *const ::posix_spawn_file_actions_t,
+        attrp: *const ::posix_spawnattr_t,
+        argv: *const *mut ::c_char,
+        envp: *const *mut ::c_char,
+    ) -> ::c_int;
     pub fn posix_spawnattr_init(attr: *mut posix_spawnattr_t) -> ::c_int;
     pub fn posix_spawnattr_destroy(attr: *mut posix_spawnattr_t) -> ::c_int;
-    pub fn posix_spawnattr_getsigdefault(attr: *const posix_spawnattr_t,
-                                         default: *mut ::sigset_t) -> ::c_int;
-    pub fn posix_spawnattr_setsigdefault(attr: *mut posix_spawnattr_t,
-                                         default: *const ::sigset_t) -> ::c_int;
-    pub fn posix_spawnattr_getsigmask(attr: *const posix_spawnattr_t,
-                                      default: *mut ::sigset_t) -> ::c_int;
-    pub fn posix_spawnattr_setsigmask(attr: *mut posix_spawnattr_t,
-                                      default: *const ::sigset_t) -> ::c_int;
-    pub fn posix_spawnattr_getflags(attr: *const posix_spawnattr_t,
-                                    flags: *mut ::c_short) -> ::c_int;
-    pub fn posix_spawnattr_setflags(attr: *mut posix_spawnattr_t,
-                                    flags: ::c_short) -> ::c_int;
-    pub fn posix_spawnattr_getpgroup(attr: *const posix_spawnattr_t,
-                                     flags: *mut ::pid_t) -> ::c_int;
-    pub fn posix_spawnattr_setpgroup(attr: *mut posix_spawnattr_t,
-                                     flags: ::pid_t) -> ::c_int;
-    pub fn posix_spawnattr_getschedpolicy(attr: *const posix_spawnattr_t,
-                                          flags: *mut ::c_int) -> ::c_int;
-    pub fn posix_spawnattr_setschedpolicy(attr: *mut posix_spawnattr_t,
-                                          flags: ::c_int) -> ::c_int;
+    pub fn posix_spawnattr_getsigdefault(
+        attr: *const posix_spawnattr_t,
+        default: *mut ::sigset_t,
+    ) -> ::c_int;
+    pub fn posix_spawnattr_setsigdefault(
+        attr: *mut posix_spawnattr_t,
+        default: *const ::sigset_t,
+    ) -> ::c_int;
+    pub fn posix_spawnattr_getsigmask(
+        attr: *const posix_spawnattr_t,
+        default: *mut ::sigset_t,
+    ) -> ::c_int;
+    pub fn posix_spawnattr_setsigmask(
+        attr: *mut posix_spawnattr_t,
+        default: *const ::sigset_t,
+    ) -> ::c_int;
+    pub fn posix_spawnattr_getflags(
+        attr: *const posix_spawnattr_t,
+        flags: *mut ::c_short,
+    ) -> ::c_int;
+    pub fn posix_spawnattr_setflags(
+        attr: *mut posix_spawnattr_t,
+        flags: ::c_short,
+    ) -> ::c_int;
+    pub fn posix_spawnattr_getpgroup(
+        attr: *const posix_spawnattr_t,
+        flags: *mut ::pid_t,
+    ) -> ::c_int;
+    pub fn posix_spawnattr_setpgroup(
+        attr: *mut posix_spawnattr_t,
+        flags: ::pid_t,
+    ) -> ::c_int;
+    pub fn posix_spawnattr_getschedpolicy(
+        attr: *const posix_spawnattr_t,
+        flags: *mut ::c_int,
+    ) -> ::c_int;
+    pub fn posix_spawnattr_setschedpolicy(
+        attr: *mut posix_spawnattr_t,
+        flags: ::c_int,
+    ) -> ::c_int;
     pub fn posix_spawnattr_getschedparam(
         attr: *const posix_spawnattr_t,
         param: *mut ::sched_param,
@@ -1307,24 +1408,45 @@ extern {
         newfd: ::c_int,
     ) -> ::c_int;
 
+    #[cfg_attr(
+        all(target_os = "freebsd", freebsd11),
+        link_name = "statfs@FBSD_1.0"
+    )]
     pub fn statfs(path: *const ::c_char, buf: *mut statfs) -> ::c_int;
+    #[cfg_attr(
+        all(target_os = "freebsd", freebsd11),
+        link_name = "fstatfs@FBSD_1.0"
+    )]
     pub fn fstatfs(fd: ::c_int, buf: *mut statfs) -> ::c_int;
 
     pub fn dup3(src: ::c_int, dst: ::c_int, flags: ::c_int) -> ::c_int;
     pub fn __xuname(nmln: ::c_int, buf: *mut ::c_void) -> ::c_int;
 
-    pub fn sendmmsg(sockfd: ::c_int, msgvec: *mut ::mmsghdr, vlen: ::size_t,
-                    flags: ::c_int) -> ::ssize_t;
-    pub fn recvmmsg(sockfd: ::c_int, msgvec: *mut ::mmsghdr, vlen: ::size_t,
-                    flags: ::c_int, timeout: *const ::timespec) -> ::ssize_t;
+    pub fn sendmmsg(
+        sockfd: ::c_int,
+        msgvec: *mut ::mmsghdr,
+        vlen: ::size_t,
+        flags: ::c_int,
+    ) -> ::ssize_t;
+    pub fn recvmmsg(
+        sockfd: ::c_int,
+        msgvec: *mut ::mmsghdr,
+        vlen: ::size_t,
+        flags: ::c_int,
+        timeout: *const ::timespec,
+    ) -> ::ssize_t;
 }
 
 #[link(name = "util")]
-extern {
-    pub fn extattr_namespace_to_string(attrnamespace: ::c_int,
-                                       string: *mut *mut ::c_char) -> ::c_int;
-    pub fn extattr_string_to_namespace(string: *const ::c_char,
-                                       attrnamespace: *mut ::c_int) -> ::c_int;
+extern "C" {
+    pub fn extattr_namespace_to_string(
+        attrnamespace: ::c_int,
+        string: *mut *mut ::c_char,
+    ) -> ::c_int;
+    pub fn extattr_string_to_namespace(
+        string: *const ::c_char,
+        attrnamespace: *mut ::c_int,
+    ) -> ::c_int;
 }
 
 cfg_if! {
@@ -1334,7 +1456,7 @@ cfg_if! {
     } else if #[cfg(freebsd13)] {
         mod freebsd12;
         pub use self::freebsd12::*;
-    } else if #[cfg(freebsd11)] {
+    } else if #[cfg(any(freebsd10, freebsd11))] {
         mod freebsd11;
         pub use self::freebsd11::*;
     } else {
diff --git a/libc/src/unix/bsd/freebsdlike/freebsd/x86_64/align.rs b/libc/src/unix/bsd/freebsdlike/freebsd/x86_64/align.rs
new file mode 100644
index 0000000..7ca870f
--- /dev/null
+++ b/libc/src/unix/bsd/freebsdlike/freebsd/x86_64/align.rs
@@ -0,0 +1,7 @@
+s_no_extra_traits! {
+    #[allow(missing_debug_implementations)]
+    #[repr(align(16))]
+    pub struct max_align_t {
+        priv_: [f64; 4]
+    }
+}
diff --git a/libc/src/unix/bsd/freebsdlike/freebsd/x86_64.rs b/libc/src/unix/bsd/freebsdlike/freebsd/x86_64/mod.rs
index 5220cde..0769a22 100644
--- a/libc/src/unix/bsd/freebsdlike/freebsd/x86_64.rs
+++ b/libc/src/unix/bsd/freebsdlike/freebsd/x86_64/mod.rs
@@ -15,3 +15,10 @@ cfg_if! {
     }
 }
 pub const MAP_32BIT: ::c_int = 0x00080000;
+
+cfg_if! {
+    if #[cfg(libc_align)] {
+        mod align;
+        pub use self::align::*;
+    }
+}
diff --git a/libc/src/unix/bsd/freebsdlike/mod.rs b/libc/src/unix/bsd/freebsdlike/mod.rs
index f937d77..1b7804c 100644
--- a/libc/src/unix/bsd/freebsdlike/mod.rs
+++ b/libc/src/unix/bsd/freebsdlike/mod.rs
@@ -18,7 +18,9 @@ pub type vm_size_t = ::uintptr_t;
 pub enum timezone {}
 impl ::Copy for timezone {}
 impl ::Clone for timezone {
-    fn clone(&self) -> timezone { *self }
+    fn clone(&self) -> timezone {
+        *self
+    }
 }
 
 impl siginfo_t {
@@ -239,6 +241,10 @@ cfg_if! {
     }
 }
 
+#[deprecated(
+    since = "0.2.64",
+    note = "Can vary at runtime.  Use sysconf(3) instead"
+)]
 pub const AIO_LISTIO_MAX: ::c_int = 16;
 pub const AIO_CANCELED: ::c_int = 1;
 pub const AIO_NOTCANCELED: ::c_int = 2;
@@ -520,9 +526,15 @@ pub const EMULTIHOP: ::c_int = 90;
 pub const ENOLINK: ::c_int = 91;
 pub const EPROTO: ::c_int = 92;
 
-pub const POLLSTANDARD: ::c_short = ::POLLIN | ::POLLPRI | ::POLLOUT |
-    ::POLLRDNORM | ::POLLRDBAND | ::POLLWRBAND | ::POLLERR |
-    ::POLLHUP | ::POLLNVAL;
+pub const POLLSTANDARD: ::c_short = ::POLLIN
+    | ::POLLPRI
+    | ::POLLOUT
+    | ::POLLRDNORM
+    | ::POLLRDBAND
+    | ::POLLWRBAND
+    | ::POLLERR
+    | ::POLLHUP
+    | ::POLLNVAL;
 
 pub const EAI_AGAIN: ::c_int = 2;
 pub const EAI_BADFLAGS: ::c_int = 3;
@@ -543,17 +555,17 @@ 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_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 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;
@@ -594,7 +606,7 @@ 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_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;
@@ -690,7 +702,7 @@ 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_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;
@@ -721,11 +733,11 @@ pub const IPV6_PKTINFO: ::c_int = 46;
 pub const IPV6_RECVTCLASS: ::c_int = 57;
 pub const IPV6_TCLASS: ::c_int = 61;
 
-pub const TCP_NOPUSH:    ::c_int = 4;
-pub const TCP_NOOPT:     ::c_int = 8;
-pub const TCP_KEEPIDLE:  ::c_int = 256;
+pub const TCP_NOPUSH: ::c_int = 4;
+pub const TCP_NOOPT: ::c_int = 8;
+pub const TCP_KEEPIDLE: ::c_int = 256;
 pub const TCP_KEEPINTVL: ::c_int = 512;
-pub const TCP_KEEPCNT:   ::c_int = 1024;
+pub const TCP_KEEPCNT: ::c_int = 1024;
 
 pub const SOL_SOCKET: ::c_int = 0xffff;
 pub const SO_DEBUG: ::c_int = 0x01;
@@ -761,10 +773,10 @@ pub const LOCK_UN: ::c_int = 8;
 
 pub const MAP_COPY: ::c_int = 0x0002;
 #[doc(hidden)]
-#[deprecated(since="0.2.54",note="Removed in FreeBSD 11")]
+#[deprecated(since = "0.2.54", note = "Removed in FreeBSD 11")]
 pub const MAP_RENAME: ::c_int = 0x0020;
 #[doc(hidden)]
-#[deprecated(since="0.2.54",note="Removed in FreeBSD 11")]
+#[deprecated(since = "0.2.54", note = "Removed in FreeBSD 11")]
 pub const MAP_NORESERVE: ::c_int = 0x0040;
 pub const MAP_HASSEMAPHORE: ::c_int = 0x0200;
 pub const MAP_STACK: ::c_int = 0x0400;
@@ -1009,6 +1021,16 @@ pub const SLIPDISC: ::c_int = 0x4;
 pub const PPPDISC: ::c_int = 0x5;
 pub const NETGRAPHDISC: ::c_int = 0x6;
 
+pub const BIOCGRSIG: ::c_ulong = 0x40044272;
+pub const BIOCSRSIG: ::c_ulong = 0x80044273;
+pub const BIOCSDLT: ::c_ulong = 0x80044278;
+pub const BIOCGSEESENT: ::c_ulong = 0x40044276;
+pub const BIOCSSEESENT: ::c_ulong = 0x80044277;
+pub const BIOCSETF: ::c_ulong = 0x80104267;
+pub const BIOCGDLTLIST: ::c_ulong = 0xc0104279;
+pub const BIOCSRTIMEOUT: ::c_ulong = 0x8010426d;
+pub const BIOCGRTIMEOUT: ::c_ulong = 0x4010426e;
+
 pub const FIODTYPE: ::c_ulong = 0x4004667a;
 pub const FIOGETLBA: ::c_ulong = 0x40046679;
 pub const FIODGNAME: ::c_ulong = 0x80106678;
@@ -1065,17 +1087,17 @@ pub const RTP_LOOKUP: ::c_int = 0;
 pub const RTP_SET: ::c_int = 1;
 
 // Flags for chflags(2)
-pub const UF_SETTABLE:      ::c_ulong = 0x0000ffff;
-pub const UF_NODUMP:        ::c_ulong = 0x00000001;
-pub const UF_IMMUTABLE:     ::c_ulong = 0x00000002;
-pub const UF_APPEND:        ::c_ulong = 0x00000004;
-pub const UF_OPAQUE:        ::c_ulong = 0x00000008;
-pub const UF_NOUNLINK:      ::c_ulong = 0x00000010;
-pub const SF_SETTABLE:      ::c_ulong = 0xffff0000;
-pub const SF_ARCHIVED:      ::c_ulong = 0x00010000;
-pub const SF_IMMUTABLE:     ::c_ulong = 0x00020000;
-pub const SF_APPEND:        ::c_ulong = 0x00040000;
-pub const SF_NOUNLINK:      ::c_ulong = 0x00100000;
+pub const UF_SETTABLE: ::c_ulong = 0x0000ffff;
+pub const UF_NODUMP: ::c_ulong = 0x00000001;
+pub const UF_IMMUTABLE: ::c_ulong = 0x00000002;
+pub const UF_APPEND: ::c_ulong = 0x00000004;
+pub const UF_OPAQUE: ::c_ulong = 0x00000008;
+pub const UF_NOUNLINK: ::c_ulong = 0x00000010;
+pub const SF_SETTABLE: ::c_ulong = 0xffff0000;
+pub const SF_ARCHIVED: ::c_ulong = 0x00010000;
+pub const SF_IMMUTABLE: ::c_ulong = 0x00020000;
+pub const SF_APPEND: ::c_ulong = 0x00040000;
+pub const SF_NOUNLINK: ::c_ulong = 0x00100000;
 
 pub const TIMER_ABSTIME: ::c_int = 1;
 
@@ -1097,225 +1119,337 @@ f! {
     }
 }
 
-extern {
+extern "C" {
     pub fn sem_destroy(sem: *mut sem_t) -> ::c_int;
-    pub fn sem_init(sem: *mut sem_t,
-                    pshared: ::c_int,
-                    value: ::c_uint)
-                    -> ::c_int;
+    pub fn sem_init(
+        sem: *mut sem_t,
+        pshared: ::c_int,
+        value: ::c_uint,
+    ) -> ::c_int;
 
     pub fn daemon(nochdir: ::c_int, noclose: ::c_int) -> ::c_int;
-    pub fn gettimeofday(tp: *mut ::timeval,
-                        tz: *mut ::timezone) -> ::c_int;
-    pub fn accept4(s: ::c_int, addr: *mut ::sockaddr,
-                   addrlen: *mut ::socklen_t, flags: ::c_int) -> ::c_int;
+    pub fn gettimeofday(tp: *mut ::timeval, tz: *mut ::timezone) -> ::c_int;
+    pub fn accept4(
+        s: ::c_int,
+        addr: *mut ::sockaddr,
+        addrlen: *mut ::socklen_t,
+        flags: ::c_int,
+    ) -> ::c_int;
     pub fn aio_read(aiocbp: *mut aiocb) -> ::c_int;
     pub fn aio_write(aiocbp: *mut aiocb) -> ::c_int;
     pub fn aio_fsync(op: ::c_int, aiocbp: *mut aiocb) -> ::c_int;
     pub fn aio_error(aiocbp: *const aiocb) -> ::c_int;
     pub fn aio_return(aiocbp: *mut aiocb) -> ::ssize_t;
-    pub fn aio_suspend(aiocb_list: *const *const aiocb, nitems: ::c_int,
-                       timeout: *const ::timespec) -> ::c_int;
+    pub fn aio_suspend(
+        aiocb_list: *const *const aiocb,
+        nitems: ::c_int,
+        timeout: *const ::timespec,
+    ) -> ::c_int;
     pub fn aio_cancel(fd: ::c_int, aiocbp: *mut aiocb) -> ::c_int;
     pub fn chflags(path: *const ::c_char, flags: ::c_ulong) -> ::c_int;
-    pub fn chflagsat(fd: ::c_int, path: *const ::c_char, flags: ::c_ulong,
-                     atflag: ::c_int) -> ::c_int;
+    pub fn chflagsat(
+        fd: ::c_int,
+        path: *const ::c_char,
+        flags: ::c_ulong,
+        atflag: ::c_int,
+    ) -> ::c_int;
     pub fn dirfd(dirp: *mut ::DIR) -> ::c_int;
     pub fn duplocale(base: ::locale_t) -> ::locale_t;
     pub fn endutxent();
     pub fn fchflags(fd: ::c_int, flags: ::c_ulong) -> ::c_int;
     pub fn futimens(fd: ::c_int, times: *const ::timespec) -> ::c_int;
     pub fn getdomainname(name: *mut ::c_char, len: ::c_int) -> ::c_int;
-    pub fn getgrent_r(grp: *mut ::group,
-                      buf: *mut ::c_char,
-                      buflen: ::size_t,
-                      result: *mut *mut ::group) -> ::c_int;
+    pub fn getgrent_r(
+        grp: *mut ::group,
+        buf: *mut ::c_char,
+        buflen: ::size_t,
+        result: *mut *mut ::group,
+    ) -> ::c_int;
     #[cfg_attr(target_os = "netbsd", link_name = "__getpwent_r50")]
-    pub fn getpwent_r(pwd: *mut ::passwd,
-                      buf: *mut ::c_char,
-                      buflen: ::size_t,
-                      result: *mut *mut ::passwd) -> ::c_int;
-    pub fn getgrouplist(name: *const ::c_char,
-                        basegid: ::gid_t,
-                        groups: *mut ::gid_t,
-                        ngroups: *mut ::c_int) -> ::c_int;
-    pub fn getnameinfo(sa: *const ::sockaddr,
-                       salen: ::socklen_t,
-                       host: *mut ::c_char,
-                       hostlen: ::size_t,
-                       serv: *mut ::c_char,
-                       servlen: ::size_t,
-                       flags: ::c_int) -> ::c_int;
+    pub fn getpwent_r(
+        pwd: *mut ::passwd,
+        buf: *mut ::c_char,
+        buflen: ::size_t,
+        result: *mut *mut ::passwd,
+    ) -> ::c_int;
+    pub fn getgrouplist(
+        name: *const ::c_char,
+        basegid: ::gid_t,
+        groups: *mut ::gid_t,
+        ngroups: *mut ::c_int,
+    ) -> ::c_int;
+    pub fn getnameinfo(
+        sa: *const ::sockaddr,
+        salen: ::socklen_t,
+        host: *mut ::c_char,
+        hostlen: ::size_t,
+        serv: *mut ::c_char,
+        servlen: ::size_t,
+        flags: ::c_int,
+    ) -> ::c_int;
     pub fn getpriority(which: ::c_int, who: ::c_int) -> ::c_int;
     pub fn getutxent() -> *mut utmpx;
     pub fn getutxid(ut: *const utmpx) -> *mut utmpx;
     pub fn getutxline(ut: *const utmpx) -> *mut utmpx;
     pub fn initgroups(name: *const ::c_char, basegid: ::gid_t) -> ::c_int;
     #[cfg_attr(
-        all(target_os = "freebsd", freebsd11),
+        all(target_os = "freebsd", any(freebsd11, freebsd10)),
         link_name = "kevent@FBSD_1.0"
     )]
-    pub fn kevent(kq: ::c_int,
-                  changelist: *const ::kevent,
-                  nchanges: ::c_int,
-                  eventlist: *mut ::kevent,
-                  nevents: ::c_int,
-                  timeout: *const ::timespec) -> ::c_int;
+    pub fn kevent(
+        kq: ::c_int,
+        changelist: *const ::kevent,
+        nchanges: ::c_int,
+        eventlist: *mut ::kevent,
+        nevents: ::c_int,
+        timeout: *const ::timespec,
+    ) -> ::c_int;
     pub fn lchflags(path: *const ::c_char, flags: ::c_ulong) -> ::c_int;
-    pub fn lio_listio(mode: ::c_int, aiocb_list: *const *mut aiocb,
-                      nitems: ::c_int, sevp: *mut sigevent) -> ::c_int;
+    pub fn lio_listio(
+        mode: ::c_int,
+        aiocb_list: *const *mut aiocb,
+        nitems: ::c_int,
+        sevp: *mut sigevent,
+    ) -> ::c_int;
     pub fn lutimes(file: *const ::c_char, times: *const ::timeval) -> ::c_int;
-    pub fn memrchr(cx: *const ::c_void,
-                   c: ::c_int,
-                   n: ::size_t) -> *mut ::c_void;
-    pub fn mkfifoat(dirfd: ::c_int, pathname: *const ::c_char,
-                    mode: ::mode_t) -> ::c_int;
+    pub fn memrchr(
+        cx: *const ::c_void,
+        c: ::c_int,
+        n: ::size_t,
+    ) -> *mut ::c_void;
+    pub fn mkfifoat(
+        dirfd: ::c_int,
+        pathname: *const ::c_char,
+        mode: ::mode_t,
+    ) -> ::c_int;
     #[cfg_attr(
-        all(target_os = "freebsd", freebsd11),
+        all(target_os = "freebsd", any(freebsd11, freebsd10)),
         link_name = "mknodat@FBSD_1.1"
     )]
-    pub fn mknodat(dirfd: ::c_int, pathname: *const ::c_char,
-                  mode: ::mode_t, dev: dev_t) -> ::c_int;
+    pub fn mknodat(
+        dirfd: ::c_int,
+        pathname: *const ::c_char,
+        mode: ::mode_t,
+        dev: dev_t,
+    ) -> ::c_int;
     pub fn mq_close(mqd: ::mqd_t) -> ::c_int;
     pub fn mq_getattr(mqd: ::mqd_t, attr: *mut ::mq_attr) -> ::c_int;
-    pub fn mq_notify(mqd: ::mqd_t, notification: *const ::sigevent) -> ::c_int;
+    pub fn mq_notify(mqd: ::mqd_t, notification: *const ::sigevent)
+        -> ::c_int;
     pub fn mq_open(name: *const ::c_char, oflag: ::c_int, ...) -> ::mqd_t;
-    pub fn mq_receive(mqd: ::mqd_t,
-                      msg_ptr: *mut ::c_char,
-                      msg_len: ::size_t,
-                      msq_prio: *mut ::c_uint) -> ::ssize_t;
-    pub fn mq_send(mqd: ::mqd_t,
-                   msg_ptr: *const ::c_char,
-                   msg_len: ::size_t,
-                   msq_prio: ::c_uint) -> ::c_int;
-    pub fn mq_setattr(mqd: ::mqd_t,
-                      newattr: *const ::mq_attr,
-                      oldattr: *mut ::mq_attr) -> ::c_int;
-    pub fn mq_timedreceive(mqd: ::mqd_t,
-                           msg_ptr: *mut ::c_char,
-                           msg_len: ::size_t,
-                           msq_prio: *mut ::c_uint,
-                           abs_timeout: *const ::timespec) -> ::ssize_t;
-    pub fn mq_timedsend(mqd: ::mqd_t,
-                        msg_ptr: *const ::c_char,
-                        msg_len: ::size_t,
-                        msq_prio: ::c_uint,
-                        abs_timeout: *const ::timespec) -> ::c_int;
+    pub fn mq_receive(
+        mqd: ::mqd_t,
+        msg_ptr: *mut ::c_char,
+        msg_len: ::size_t,
+        msg_prio: *mut ::c_uint,
+    ) -> ::ssize_t;
+    pub fn mq_send(
+        mqd: ::mqd_t,
+        msg_ptr: *const ::c_char,
+        msg_len: ::size_t,
+        msg_prio: ::c_uint,
+    ) -> ::c_int;
+    pub fn mq_setattr(
+        mqd: ::mqd_t,
+        newattr: *const ::mq_attr,
+        oldattr: *mut ::mq_attr,
+    ) -> ::c_int;
+    pub fn mq_timedreceive(
+        mqd: ::mqd_t,
+        msg_ptr: *mut ::c_char,
+        msg_len: ::size_t,
+        msg_prio: *mut ::c_uint,
+        abs_timeout: *const ::timespec,
+    ) -> ::ssize_t;
+    pub fn mq_timedsend(
+        mqd: ::mqd_t,
+        msg_ptr: *const ::c_char,
+        msg_len: ::size_t,
+        msg_prio: ::c_uint,
+        abs_timeout: *const ::timespec,
+    ) -> ::c_int;
     pub fn mq_unlink(name: *const ::c_char) -> ::c_int;
-    pub fn mincore(addr: *const ::c_void, len: ::size_t,
-                   vec: *mut ::c_char) -> ::c_int;
-    pub fn newlocale(mask: ::c_int,
-                     locale: *const ::c_char,
-                     base: ::locale_t) -> ::locale_t;
-    pub fn nl_langinfo_l(item: ::nl_item, locale: ::locale_t) -> *mut ::c_char;
+    pub fn mincore(
+        addr: *const ::c_void,
+        len: ::size_t,
+        vec: *mut ::c_char,
+    ) -> ::c_int;
+    pub fn newlocale(
+        mask: ::c_int,
+        locale: *const ::c_char,
+        base: ::locale_t,
+    ) -> ::locale_t;
+    pub fn nl_langinfo_l(item: ::nl_item, locale: ::locale_t)
+        -> *mut ::c_char;
     pub fn pipe2(fds: *mut ::c_int, flags: ::c_int) -> ::c_int;
-    pub fn ppoll(fds: *mut ::pollfd,
-                 nfds: ::nfds_t,
-                 timeout: *const ::timespec,
-                 sigmask: *const sigset_t) -> ::c_int;
-    pub fn preadv(fd: ::c_int,
-                  iov: *const ::iovec,
-                  iovcnt: ::c_int,
-                  offset: ::off_t) -> ::ssize_t;
-    pub fn pthread_attr_get_np(tid: ::pthread_t,
-                               attr: *mut ::pthread_attr_t) -> ::c_int;
-    pub fn pthread_attr_getguardsize(attr: *const ::pthread_attr_t,
-                                     guardsize: *mut ::size_t) -> ::c_int;
-    pub fn pthread_attr_getstack(attr: *const ::pthread_attr_t,
-                                 stackaddr: *mut *mut ::c_void,
-                                 stacksize: *mut ::size_t) -> ::c_int;
-    pub fn pthread_condattr_getclock(attr: *const pthread_condattr_t,
-                                     clock_id: *mut clockid_t) -> ::c_int;
-    pub fn pthread_condattr_getpshared(attr: *const pthread_condattr_t,
-                                       pshared: *mut ::c_int) -> ::c_int;
-    pub fn pthread_condattr_setclock(attr: *mut pthread_condattr_t,
-                                     clock_id: ::clockid_t) -> ::c_int;
-    pub fn pthread_condattr_setpshared(attr: *mut pthread_condattr_t,
-                                       pshared: ::c_int) -> ::c_int;
-    pub fn pthread_mutex_timedlock(lock: *mut pthread_mutex_t,
-                                   abstime: *const ::timespec) -> ::c_int;
-    pub fn pthread_mutexattr_getpshared(attr: *const pthread_mutexattr_t,
-                                        pshared: *mut ::c_int) -> ::c_int;
-    pub fn pthread_mutexattr_setpshared(attr: *mut pthread_mutexattr_t,
-                                        pshared: ::c_int) -> ::c_int;
-    pub fn pthread_rwlockattr_getpshared(attr: *const pthread_rwlockattr_t,
-                                         val: *mut ::c_int) -> ::c_int;
-    pub fn pthread_rwlockattr_setpshared(attr: *mut pthread_rwlockattr_t,
-                                         val: ::c_int) -> ::c_int;
+    pub fn ppoll(
+        fds: *mut ::pollfd,
+        nfds: ::nfds_t,
+        timeout: *const ::timespec,
+        sigmask: *const sigset_t,
+    ) -> ::c_int;
+    pub fn preadv(
+        fd: ::c_int,
+        iov: *const ::iovec,
+        iovcnt: ::c_int,
+        offset: ::off_t,
+    ) -> ::ssize_t;
+    pub fn pthread_attr_get_np(
+        tid: ::pthread_t,
+        attr: *mut ::pthread_attr_t,
+    ) -> ::c_int;
+    pub fn pthread_attr_getguardsize(
+        attr: *const ::pthread_attr_t,
+        guardsize: *mut ::size_t,
+    ) -> ::c_int;
+    pub fn pthread_attr_getstack(
+        attr: *const ::pthread_attr_t,
+        stackaddr: *mut *mut ::c_void,
+        stacksize: *mut ::size_t,
+    ) -> ::c_int;
+    pub fn pthread_condattr_getclock(
+        attr: *const pthread_condattr_t,
+        clock_id: *mut clockid_t,
+    ) -> ::c_int;
+    pub fn pthread_condattr_getpshared(
+        attr: *const pthread_condattr_t,
+        pshared: *mut ::c_int,
+    ) -> ::c_int;
+    pub fn pthread_condattr_setclock(
+        attr: *mut pthread_condattr_t,
+        clock_id: ::clockid_t,
+    ) -> ::c_int;
+    pub fn pthread_condattr_setpshared(
+        attr: *mut pthread_condattr_t,
+        pshared: ::c_int,
+    ) -> ::c_int;
+    pub fn pthread_main_np() -> ::c_int;
+    pub fn pthread_mutex_timedlock(
+        lock: *mut pthread_mutex_t,
+        abstime: *const ::timespec,
+    ) -> ::c_int;
+    pub fn pthread_mutexattr_getpshared(
+        attr: *const pthread_mutexattr_t,
+        pshared: *mut ::c_int,
+    ) -> ::c_int;
+    pub fn pthread_mutexattr_setpshared(
+        attr: *mut pthread_mutexattr_t,
+        pshared: ::c_int,
+    ) -> ::c_int;
+    pub fn pthread_rwlockattr_getpshared(
+        attr: *const pthread_rwlockattr_t,
+        val: *mut ::c_int,
+    ) -> ::c_int;
+    pub fn pthread_rwlockattr_setpshared(
+        attr: *mut pthread_rwlockattr_t,
+        val: ::c_int,
+    ) -> ::c_int;
     pub fn pthread_set_name_np(tid: ::pthread_t, name: *const ::c_char);
-    pub fn ptrace(request: ::c_int,
-                  pid: ::pid_t,
-                  addr: *mut ::c_char,
-                  data: ::c_int) -> ::c_int;
+    pub fn ptrace(
+        request: ::c_int,
+        pid: ::pid_t,
+        addr: *mut ::c_char,
+        data: ::c_int,
+    ) -> ::c_int;
     pub fn pututxline(ut: *const utmpx) -> *mut utmpx;
-    pub fn pwritev(fd: ::c_int,
-                   iov: *const ::iovec,
-                   iovcnt: ::c_int,
-                   offset: ::off_t) -> ::ssize_t;
+    pub fn pwritev(
+        fd: ::c_int,
+        iov: *const ::iovec,
+        iovcnt: ::c_int,
+        offset: ::off_t,
+    ) -> ::ssize_t;
     pub fn querylocale(mask: ::c_int, loc: ::locale_t) -> *const ::c_char;
-    pub fn rtprio(function: ::c_int, pid: ::pid_t, rtp: *mut rtprio) -> ::c_int;
+    pub fn rtprio(
+        function: ::c_int,
+        pid: ::pid_t,
+        rtp: *mut rtprio,
+    ) -> ::c_int;
     pub fn sched_getscheduler(pid: ::pid_t) -> ::c_int;
-    pub fn sched_setscheduler(pid: ::pid_t,
-                              policy: ::c_int,
-                              param: *const ::sched_param) -> ::c_int;
-    pub fn sem_getvalue(sem: *mut sem_t,
-                        sval: *mut ::c_int) -> ::c_int;
-    pub fn sem_timedwait(sem: *mut sem_t,
-                         abstime: *const ::timespec) -> ::c_int;
-    pub fn sendfile(fd: ::c_int,
-                    s: ::c_int,
-                    offset: ::off_t,
-                    nbytes: ::size_t,
-                    hdtr: *mut ::sf_hdtr,
-                    sbytes: *mut ::off_t,
-                    flags: ::c_int) -> ::c_int;
+    pub fn sched_setscheduler(
+        pid: ::pid_t,
+        policy: ::c_int,
+        param: *const ::sched_param,
+    ) -> ::c_int;
+    pub fn sem_getvalue(sem: *mut sem_t, sval: *mut ::c_int) -> ::c_int;
+    pub fn sem_timedwait(
+        sem: *mut sem_t,
+        abstime: *const ::timespec,
+    ) -> ::c_int;
+    pub fn sendfile(
+        fd: ::c_int,
+        s: ::c_int,
+        offset: ::off_t,
+        nbytes: ::size_t,
+        hdtr: *mut ::sf_hdtr,
+        sbytes: *mut ::off_t,
+        flags: ::c_int,
+    ) -> ::c_int;
     pub fn setdomainname(name: *const ::c_char, len: ::c_int) -> ::c_int;
     pub fn sethostname(name: *const ::c_char, len: ::c_int) -> ::c_int;
-    pub fn setpriority(which: ::c_int, who: ::c_int, prio: ::c_int) -> ::c_int;
+    pub fn setpriority(which: ::c_int, who: ::c_int, prio: ::c_int)
+        -> ::c_int;
     pub fn setresgid(rgid: ::gid_t, egid: ::gid_t, sgid: ::gid_t) -> ::c_int;
     pub fn setresuid(ruid: ::uid_t, euid: ::uid_t, suid: ::uid_t) -> ::c_int;
-    pub fn settimeofday(tv: *const ::timeval, tz: *const ::timezone) -> ::c_int;
+    pub fn settimeofday(
+        tv: *const ::timeval,
+        tz: *const ::timezone,
+    ) -> ::c_int;
     pub fn setutxent();
-    pub fn shm_open(name: *const ::c_char, oflag: ::c_int, mode: ::mode_t)
-                    -> ::c_int;
-    pub fn sigtimedwait(set: *const sigset_t,
-                        info: *mut siginfo_t,
-                        timeout: *const ::timespec) -> ::c_int;
-    pub fn sigwaitinfo(set: *const sigset_t,
-                       info: *mut siginfo_t) -> ::c_int;
-    pub fn sysctl(name: *const ::c_int,
-                  namelen: ::c_uint,
-                  oldp: *mut ::c_void,
-                  oldlenp: *mut ::size_t,
-                  newp: *const ::c_void,
-                  newlen: ::size_t)
-                  -> ::c_int;
-    pub fn sysctlbyname(name: *const ::c_char,
-                        oldp: *mut ::c_void,
-                        oldlenp: *mut ::size_t,
-                        newp: *const ::c_void,
-                        newlen: ::size_t)
-                        -> ::c_int;
-    pub fn sysctlnametomib(name: *const ::c_char,
-                           mibp: *mut ::c_int,
-                           sizep: *mut ::size_t)
-                           -> ::c_int;
+    pub fn shm_open(
+        name: *const ::c_char,
+        oflag: ::c_int,
+        mode: ::mode_t,
+    ) -> ::c_int;
+    pub fn sigtimedwait(
+        set: *const sigset_t,
+        info: *mut siginfo_t,
+        timeout: *const ::timespec,
+    ) -> ::c_int;
+    pub fn sigwaitinfo(set: *const sigset_t, info: *mut siginfo_t) -> ::c_int;
+    pub fn sysctl(
+        name: *const ::c_int,
+        namelen: ::c_uint,
+        oldp: *mut ::c_void,
+        oldlenp: *mut ::size_t,
+        newp: *const ::c_void,
+        newlen: ::size_t,
+    ) -> ::c_int;
+    pub fn sysctlbyname(
+        name: *const ::c_char,
+        oldp: *mut ::c_void,
+        oldlenp: *mut ::size_t,
+        newp: *const ::c_void,
+        newlen: ::size_t,
+    ) -> ::c_int;
+    pub fn sysctlnametomib(
+        name: *const ::c_char,
+        mibp: *mut ::c_int,
+        sizep: *mut ::size_t,
+    ) -> ::c_int;
     pub fn uselocale(loc: ::locale_t) -> ::locale_t;
-    pub fn utimensat(dirfd: ::c_int, path: *const ::c_char,
-                     times: *const ::timespec, flag: ::c_int) -> ::c_int;
+    pub fn utimensat(
+        dirfd: ::c_int,
+        path: *const ::c_char,
+        times: *const ::timespec,
+        flag: ::c_int,
+    ) -> ::c_int;
 }
 
 #[link(name = "util")]
-extern {
-    pub fn openpty(amaster: *mut ::c_int,
-                   aslave: *mut ::c_int,
-                   name: *mut ::c_char,
-                   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;
+extern "C" {
+    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 login_tty(fd: ::c_int) -> ::c_int;
 }