$NetBSD$

--- src/utils.c.orig	2008-12-06 15:16:38.000000000 -0500
+++ src/utils.c
@@ -19,6 +19,7 @@
  */
 
 #define _GNU_SOURCE 1
+#define _NETBSD_SOURCE 1
 #include "sysdeps.h"
 
 #include <stdio.h>
