From: Joachim Bauch <jojo@struktur.de>
Date: Tue, 8 Dec 2009 20:38:34 +0000 (-0500)
Subject: Only define _GNU_SOURCE if it is not already defined.
X-Git-Tag: release-2.0.4-alpha~121
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=ea6b1df28806129316f4a6f1ed333b3dcb6052fb;p=libevent

Only define _GNU_SOURCE if it is not already defined.
---

diff --git a/include/event2/util.h b/include/event2/util.h
index d96c231b..98c26b61 100644
--- a/include/event2/util.h
+++ b/include/event2/util.h
@@ -57,7 +57,9 @@ extern "C" {
 #endif
 #include <stdarg.h>
 #ifdef _EVENT_HAVE_NETDB_H
+#if !defined(_GNU_SOURCE)
 #define _GNU_SOURCE
+#endif
 #include <netdb.h>
 #endif