#ifndef _LINUX_TIMERFD_H
#define _LINUX_TIMERFD_H
-/* For O_CLOEXEC */
+/* For O_CLOEXEC and O_NONBLOCK */
#include <linux/fcntl.h>
/* Flags for timerfd_settime. */
/* Flags for timerfd_create. */
#define TFD_CLOEXEC O_CLOEXEC
+#define TFD_NONBLOCK O_NONBLOCK
#endif /* _LINUX_TIMERFD_H */