--- src/callbacks.c.orig	Mon Apr 15 16:00:51 2013
+++ src/callbacks.c	Mon Apr 15 16:01:08 2013
@@ -19,6 +19,7 @@
  *
  */
 
+#include <libintl.h>
 #include "callbacks.h"
 #include "export.h"
 #include <math.h>