From 332305df6f85b563fe84c3562f48aa4df59b1faf Mon Sep 17 00:00:00 2001
From: smlng <s@mlng.net>
Date: Thu, 17 Nov 2016 13:50:51 +0100
Subject: [PATCH] [backport] native: fix netdev2_tap for macOS

---
 cpu/native/netdev2_tap/netdev2_tap.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/cpu/native/netdev2_tap/netdev2_tap.c b/cpu/native/netdev2_tap/netdev2_tap.c
index ec56cce4e9dd..c1fa605110a9 100644
--- a/cpu/native/netdev2_tap/netdev2_tap.c
+++ b/cpu/native/netdev2_tap/netdev2_tap.c
@@ -29,9 +29,7 @@
 #include <unistd.h>
 
 #ifdef __MACH__
-#define _POSIX_C_SOURCE
 #include <net/if.h>
-#undef _POSIX_C_SOURCE
 #include <sys/types.h>
 #include <ifaddrs.h>
 #include <net/if_dl.h>