diff --git a/miniupnpd/testgetifaddr.c b/miniupnpd/testgetifaddr.c
index 7bc9b92..4c31907 100644
--- a/miniupnpd/testgetifaddr.c
+++ b/miniupnpd/testgetifaddr.c
@@ -1,4 +1,4 @@
-/* $Id: testgetifaddr.c,v 1.6 2013/03/23 10:46:55 nanard Exp $ */
+/* $Id: testgetifaddr.c,v 1.7 2013/04/27 15:38:57 nanard Exp $ */
 /* MiniUPnP project
  * http://miniupnp.free.fr/ or http://miniupnp.tuxfamily.org/
  * (c) 2006-2013 Thomas Bernard
@@ -6,7 +6,10 @@
  * in the LICENCE file provided within the distribution */
 #include <stdio.h>
 #include <syslog.h>
+#include <sys/types.h>
+#include <sys/socket.h>
 #include <netinet/in.h>
+#include <arpa/inet.h>
 #include "getifaddr.h"
 
 #if defined(__sun)
@@ -29,5 +32,7 @@ int main(int argc, char * * argv) {
 		return 1;
 	}
 	printf("Interface %s has IP address %s.\n", argv[1], str_addr);
+	printf("addr=%s ", inet_ntoa(addr));
+	printf("mask=%s\n", inet_ntoa(mask));
 	return 0;
 }