Fix libnative

1 files changed, 6 insertions, 6 deletions

diff --git a/src/libnative/io/net.rs b/src/libnative/io/net.rs
index 335a52b0bbe..419748b75c3 100644
--- a/src/libnative/io/net.rs
+++ b/src/libnative/io/net.rs
@@ -282,20 +282,20 @@ impl TcpStream {
         }
     }
 
-    #[cfg(target_os = "macos")]
-    #[cfg(target_os = "ios")]
+    #[cfg(any(target_os = "macos", target_os = "ios"))]
     fn set_tcp_keepalive(&mut self, seconds: uint) -> IoResult<()> {
         setsockopt(self.fd(), libc::IPPROTO_TCP, libc::TCP_KEEPALIVE,
                    seconds as libc::c_int)
     }
-    #[cfg(target_os = "freebsd")]
-    #[cfg(target_os = "dragonfly")]
+    #[cfg(any(target_os = "freebsd", target_os = "dragonfly"))]
     fn set_tcp_keepalive(&mut self, seconds: uint) -> IoResult<()> {
         setsockopt(self.fd(), libc::IPPROTO_TCP, libc::TCP_KEEPIDLE,
                    seconds as libc::c_int)
     }
-    #[cfg(not(target_os = "macos"), not(target_os = "ios"), not(target_os = "freebsd"),
-      not(target_os = "dragonfly"))]
+    #[cfg(not(any(target_os = "macos",
+                  target_os = "ios",
+                  target_os = "freebsd",
+                  target_os = "dragonfly")))]
     fn set_tcp_keepalive(&mut self, _seconds: uint) -> IoResult<()> {
         Ok(())
     }