Use strndup as GNU extension

strndup needs _GNU_SOURCE defined as it's GNU extension.
Remove duplicate string.h header added in previous harness commit.

diff --git a/test/lib/harness.c b/test/lib/harness.c
index 27f0f40f17340e3e275b931da36a16ecfb947792..5c6dd4fb2de9d28b90ea8363a3c33b9eca760df0 100644 (file)
--- a/test/lib/harness.c
+++ b/test/lib/harness.c
@@ -12,6 +12,7 @@
  * Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
 
+#define _GNU_SOURCE
 #include <fcntl.h>
 #include <string.h>
 #include <stdio.h>
@@ -19,7 +20,6 @@
 #include <sys/wait.h>
 #include <unistd.h>
 #include <stdlib.h>
-#include <string.h>
 
 static pid_t pid;
 static int fds[2];