_GNU_SOURCE is provided by lib.mk, so it should be dropped to prevent redefinition warnings. Signed-off-by: Edward Liaw <edliaw@xxxxxxxxxx> --- tools/testing/selftests/safesetid/safesetid-test.c | 1 - 1 file changed, 1 deletion(-) diff --git a/tools/testing/selftests/safesetid/safesetid-test.c b/tools/testing/selftests/safesetid/safesetid-test.c index eb9bf0aee951..89b9d83b76f6 100644 --- a/tools/testing/selftests/safesetid/safesetid-test.c +++ b/tools/testing/selftests/safesetid/safesetid-test.c @@ -1,5 +1,4 @@ // SPDX-License-Identifier: GPL-2.0 -#define _GNU_SOURCE #include <stdio.h> #include <errno.h> #include <pwd.h> -- 2.45.0.118.g7fe29c98d7-goog