ensure vasprintf is available on linux (FSBUILD-160)

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@13358 d0543943-73ff-0310-b7d9-9358b9ac24b2

diff --git a/src/switch_apr.c b/src/switch_apr.c
index 55ddea5cd0025eadc61908331de24ef9800c9342..65a2852162e15f0368b65e0bcb678bd97d28ff19 100644 (file)
--- a/src/switch_apr.c
+++ b/src/switch_apr.c
@@ -30,6 +30,10 @@
  *
  */
 
+#ifdef __linux__
+#define _GNU_SOURCE
+#endif
+
 #include <switch.h>
 #ifndef WIN32
 #include <switch_private.h>