--- a/testcases/open_posix_testsuite/conformance/interfaces/pthread_attr_setstack/2-1.c	2010-08-23 07:02:43.000000000 +0900
+++ b/testcases/open_posix_testsuite/conformance/interfaces/pthread_attr_setstack/2-1.c	2010-08-24 11:40:41.000000000 +0900
@@ -15,9 +15,6 @@
  */
 
 /* For pthread_getattr_np(3) -- not a POSIX compliant API. */
-#ifndef _GNU_SOURCE
-#define _GNU_SOURCE
-#endif
 #include <sys/param.h>
 #include <errno.h>
 #include <limits.h>
--- a/testcases/open_posix_testsuite/conformance/interfaces/pthread_attr_setstacksize/2-1.c	2010-08-23 07:02:43.000000000 +0900
+++ b/testcases/open_posix_testsuite/conformance/interfaces/pthread_attr_setstacksize/2-1.c	2010-08-24 11:43:19.000000000 +0900
@@ -15,9 +15,6 @@
  */
 
 /* For pthread_getattr_np(3) -- not a POSIX compliant API */
-#ifndef _GNU_SOURCE
-#define _GNU_SOURCE
-#endif
 #include <sys/param.h>
 #include <errno.h>
 #include <limits.h>