From 0db785d66caa7c1f682dfd4777fa2508c8ec0b3e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=A9r=C3=B4me=20Duval?= <jerome.duval@gmail.com>
Date: Mon, 4 Jan 2021 18:52:20 +0100
Subject: [PATCH] features.h: undef before define

Change-Id: Iba98e3a8352801345acefe963917471992f70281
Reviewed-on: https://review.haiku-os.org/c/haiku/+/3606
Reviewed-by: Adrien Destugues <pulkomandy@gmail.com>
---
 headers/compatibility/bsd/features.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/headers/compatibility/bsd/features.h b/headers/compatibility/bsd/features.h
index 1450c56e50..b11d2ce1db 100644
--- a/headers/compatibility/bsd/features.h
+++ b/headers/compatibility/bsd/features.h
@@ -8,11 +8,13 @@
 
 #if defined(_BSD_SOURCE) \
 	|| (!defined(__STRICT_ANSI__) && !defined(_POSIX_C_SOURCE))
+	#undef _DEFAULT_SOURCE
 	#define _DEFAULT_SOURCE
 #endif
 
 
 #if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 201112L
+	#undef _ISOC11_SOURCE
 	#define _ISOC11_SOURCE
 #endif