4 files changed, 8 insertions, 0 deletions
diff --git a/test/nptl/tst-eintr1.c b/test/nptl/tst-eintr1.c
index ac381a8..17feb0b 100644
--- a/test/nptl/tst-eintr1.c
+++ b/test/nptl/tst-eintr1.c
@@ -16,6 +16,8 @@
    License along with the GNU C Library; if not, see
    <http://www.gnu.org/licenses/>.  */
 
+#define _GNU_SOURCE 1
+
 #include <errno.h>
 #include <pthread.h>
 #include <signal.h>
diff --git a/test/nptl/tst-eintr2.c b/test/nptl/tst-eintr2.c
index f20c709..a33ad74 100644
--- a/test/nptl/tst-eintr2.c
+++ b/test/nptl/tst-eintr2.c
@@ -16,6 +16,8 @@
    License along with the GNU C Library; if not, see
    <http://www.gnu.org/licenses/>.  */
 
+#define _GNU_SOURCE 1
+
 #include <errno.h>
 #include <pthread.h>
 #include <signal.h>
diff --git a/test/nptl/tst-eintr3.c b/test/nptl/tst-eintr3.c
index 3149760..7f771d6 100644
--- a/test/nptl/tst-eintr3.c
+++ b/test/nptl/tst-eintr3.c
@@ -16,6 +16,8 @@
    License along with the GNU C Library; if not, see
    <http://www.gnu.org/licenses/>.  */
 
+#define _GNU_SOURCE 1
+
 #include <errno.h>
 #include <pthread.h>
 #include <signal.h>
diff --git a/test/nptl/tst-eintr5.c b/test/nptl/tst-eintr5.c
index f7cb762..47d7339 100644
--- a/test/nptl/tst-eintr5.c
+++ b/test/nptl/tst-eintr5.c
@@ -16,6 +16,8 @@
    License along with the GNU C Library; if not, see
    <http://www.gnu.org/licenses/>.  */
 
+#define _GNU_SOURCE 1
+
 #include <errno.h>
 #include <pthread.h>
 #include <signal.h>