Fix the inner type of EpollFlags

Author: Mathias Svensson

src/sys/epoll.rs

@@ -7,22 +7,22 @@ use ::Error;
 
 bitflags!(
     #[repr(C)]
-    pub flags EpollFlags: u32 {
-        const EPOLLIN = libc::EPOLLIN as u32,
-        const EPOLLPRI = libc::EPOLLPRI as u32,
-        const EPOLLOUT = libc::EPOLLOUT as u32,
-        const EPOLLRDNORM = libc::EPOLLRDNORM as u32,
-        const EPOLLRDBAND = libc::EPOLLRDBAND as u32,
-        const EPOLLWRNORM = libc::EPOLLWRNORM as u32,
-        const EPOLLWRBAND = libc::EPOLLWRBAND as u32,
-        const EPOLLMSG = libc::EPOLLMSG as u32,
-        const EPOLLERR = libc::EPOLLERR as u32,
-        const EPOLLHUP = libc::EPOLLHUP as u32,
-        const EPOLLRDHUP = libc::EPOLLRDHUP as u32,
+    pub flags EpollFlags: libc::c_int {
+        const EPOLLIN = libc::EPOLLIN,
+        const EPOLLPRI = libc::EPOLLPRI,
+        const EPOLLOUT = libc::EPOLLOUT,
+        const EPOLLRDNORM = libc::EPOLLRDNORM,
+        const EPOLLRDBAND = libc::EPOLLRDBAND,
+        const EPOLLWRNORM = libc::EPOLLWRNORM,
+        const EPOLLWRBAND = libc::EPOLLWRBAND,
+        const EPOLLMSG = libc::EPOLLMSG,
+        const EPOLLERR = libc::EPOLLERR,
+        const EPOLLHUP = libc::EPOLLHUP,
+        const EPOLLRDHUP = libc::EPOLLRDHUP,
         const EPOLLEXCLUSIVE = 1 << 28,
-        const EPOLLWAKEUP = libc::EPOLLWAKEUP as u32,
-        const EPOLLONESHOT = libc::EPOLLONESHOT as u32,
-        const EPOLLET = libc::EPOLLET as u32,
+        const EPOLLWAKEUP = libc::EPOLLWAKEUP,
+        const EPOLLONESHOT = libc::EPOLLONESHOT,
+        const EPOLLET = libc::EPOLLET,
     }
 );