Drop target_os bitrig from InterfaceFlags, rearrange long cfg lines.

Author: mwanner

src/net/if_.rs

@@ -50,7 +50,6 @@ libc_bitflags!(
         /// Avoid use of trailers. (see
         /// [`netdevice(7)`](http://man7.org/linux/man-pages/man7/netdevice.7.html))
         #[cfg(any(target_os = "android",
-                  target_os = "bitrig",
                   target_os = "fuchsia",
                   target_os = "ios",
                   target_os = "linux",
@@ -67,7 +66,6 @@ libc_bitflags!(
         /// Resources allocated. (see
         /// [`netdevice(7)`](http://man7.org/linux/man-pages/man7/netdevice.7.html))
         #[cfg(any(target_os = "android",
-                  target_os = "bitrig",
                   target_os = "dragonfly",
                   target_os = "fuchsia",
                   target_os = "ios",
@@ -105,8 +103,7 @@ libc_bitflags!(
         #[cfg(target_os = "freebsd")]
         IFF_DRV_OACTIVE;
         /// transmission in progress
-        #[cfg(any(target_os = "bitrig",
-                  target_os = "macos",
+        #[cfg(any(target_os = "macos",
                   target_os = "netbsd",
                   target_os = "openbsd",
                   target_os = "ios"))]
@@ -121,8 +118,7 @@ libc_bitflags!(
         #[cfg(any(target_os = "android", target_os = "fuchsia", target_os = "linux"))]
         IFF_SLAVE;
         /// Can't hear own transmissions.
-        #[cfg(any(target_os = "bitrig",
-                  target_os = "dragonfly",
+        #[cfg(any(target_os = "dragonfly",
                   target_os = "freebsd",
                   target_os = "macos",
                   target_os = "netbsd",
@@ -139,7 +135,12 @@ libc_bitflags!(
 
         // bitmask: 0x1000
         /// Per link layer defined bit.
-        #[cfg(any(target_os = "bitrig", target_os = "dragonfly", target_os = "freebsd", target_os = "macos", target_os = "netbsd", target_os = "openbsd", target_os = "ios"))]
+        #[cfg(any(target_os = "dragonfly",
+                  target_os = "freebsd",
+                  target_os = "macos",
+                  target_os = "netbsd",
+                  target_os = "openbsd",
+                  target_os = "ios"))]
         IFF_LINK0;
         /// Multicast using broadcast.
         #[cfg(any(target_os = "solaris"))]
@@ -151,7 +152,12 @@ libc_bitflags!(
         #[cfg(any(target_os = "android", target_os = "fuchsia", target_os = "linux"))]
         IFF_PORTSEL;
         /// Per link layer defined bit.
-        #[cfg(any(target_os = "bitrig", target_os = "dragonfly", target_os = "freebsd", target_os = "macos", target_os = "netbsd", target_os = "openbsd", target_os = "ios"))]
+        #[cfg(any(target_os = "dragonfly",
+                  target_os = "freebsd",
+                  target_os = "macos",
+                  target_os = "netbsd",
+                  target_os = "openbsd",
+                  target_os = "ios"))]
         IFF_LINK1;
         /// Non-unique address.
         #[cfg(any(target_os = "solaris"))]
@@ -163,10 +169,18 @@ libc_bitflags!(
         #[cfg(any(target_os = "android", target_os = "fuchsia", target_os = "linux"))]
         IFF_AUTOMEDIA;
         /// Per link layer defined bit.
-        #[cfg(any(target_os = "bitrig", target_os = "dragonfly", target_os = "freebsd", target_os = "macos", target_os = "netbsd", target_os = "openbsd", target_os = "ios"))]
+        #[cfg(any(target_os = "dragonfly",
+                  target_os = "freebsd",
+                  target_os = "macos",
+                  target_os = "netbsd",
+                  target_os = "openbsd",
+                  target_os = "ios"))]
         IFF_LINK2;
         /// Use alternate physical connection.
-        #[cfg(any(target_os = "dragonfly", target_os = "freebsd", target_os = "macos", target_os = "ios"))]
+        #[cfg(any(target_os = "dragonfly",
+                  target_os = "freebsd",
+                  target_os = "macos",
+                  target_os = "ios"))]
         IFF_ALTPHYS;
         /// DHCP controlls interface.
         #[cfg(any(target_os = "solaris"))]