Fixed warning

diff --git a/Zend/zend_alloc.c b/Zend/zend_alloc.c
index b9115b09acbd76054e9e628574860d6cdc876693..9cebad116ee3d1a41e98a3322aa89ee1b710308c 100644 (file)
--- a/Zend/zend_alloc.c
+++ b/Zend/zend_alloc.c
@@ -111,8 +111,12 @@ static void zend_mm_panic(const char *message) /* {{{ */
 
 #if defined(HAVE_MEM_MMAP_ANON) || defined(HAVE_MEM_MMAP_ZERO)
 # ifdef HAVE_MREMAP
+#  ifndef _GNU_SOURCE
 #   define _GNU_SOURCE
+#  endif
+#  ifndef __USE_GNU
 #   define __USE_GNU
+#  endif
 # endif
 # include <sys/mman.h>
 # ifndef MAP_ANON