X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/108245d608bf821c8b0b748195d75b4b83f2376d..572221a7949ce2c69f9fb408d697e7fe0ba93ba4:/include/simgrid_config.h.in

diff --git a/include/simgrid_config.h.in b/include/simgrid_config.h.in
index ca6c5502e8..f82be86ff3 100644
--- a/include/simgrid_config.h.in
+++ b/include/simgrid_config.h.in
@@ -26,7 +26,9 @@
 #include <stdio.h>  /* FILE*  */
 XBT_PUBLIC(long) getline(char **lineptr, size_t * n, FILE * stream);
 #else
-#define _GNU_SOURCE
+#ifndef _GNU_SOURCE
+	#define _GNU_SOURCE
+#endif
 #include <stdio.h>
 #endif