From 6b09dd4b9fcbece97bfa69ed1701e0b0dc949427 Mon Sep 17 00:00:00 2001
From: Max Lv <max.c.lv@gmail.com>
Date: Sun, 13 Mar 2016 13:12:08 +0800
Subject: [PATCH] Fix #559

---
 libev/ev.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libev/ev.c b/libev/ev.c
index 39b9faf6..e75fd639 100644
--- a/libev/ev.c
+++ b/libev/ev.c
@@ -2603,7 +2603,7 @@ ev_recommended_backends (void) EV_THROW
 {
   unsigned int flags = ev_supported_backends ();
 
-#ifndef __NetBSD__
+#if !defined(__NetBSD__) && !defined(__FreeBSD__)
   /* kqueue is borked on everything but netbsd apparently */
   /* it usually doesn't work correctly on anything but sockets and pipes */
   flags &= ~EVBACKEND_KQUEUE;