diff -r de7335a01743 model/linux/ipv6-linux.h
--- a/model/linux/ipv6-linux.h	Tue Jan 07 00:26:21 2014 +0900
+++ b/model/linux/ipv6-linux.h	Wed Jan 08 00:51:56 2014 +0100
@@ -22,6 +22,7 @@
 #define IPV6_LINUX_H
 
 #include "ns3/ipv6.h"
+#include "ns3/ipv4.h"
 #include "ns3/ipv6-routing-protocol.h"
 #include "ns3/ipv6-pmtu-cache.h"