diff --git a/hawk/lib/mod-sys.c b/hawk/lib/mod-sys.c
index 6fd85d6b..3efae9ad 100644
--- a/hawk/lib/mod-sys.c
+++ b/hawk/lib/mod-sys.c
@@ -3624,7 +3624,9 @@ static int fnc_openmux (hawk_rtx_t* rtx, const hawk_fnc_info_t* fi)
 	sys_list = rtx_to_sys_list(rtx, fi);
 
 #if defined(USE_EPOLL)
-	#if defined(HAVE_EPOLL_CREATE1) && defined(O_CLOEXEC)
+	#if defined(HAVE_EPOLL_CREATE1) && defined(EPOLL_CLOEXEC)
+	fd = epoll_create1(EPOLL_CLOEXEC);
+	#elif defined(HAVE_EPOLL_CREATE1) && defined(O_CLOEXEC)
 	fd = epoll_create1(O_CLOEXEC);
 	#else
 	fd = epoll_create(4096);