--- a/src/internet-node/arp-l3-protocol.h	Fri Aug 10 15:47:00 2007 +0200
+++ b/src/internet-node/arp-l3-protocol.h	Fri Aug 10 15:47:13 2007 +0200
@@ -49,7 +49,7 @@
   ArpL3Protocol (Ptr<Node> node);
   virtual ~ArpL3Protocol ();
 
-  virtual TraceResolver *CreateTraceResolver (void);
+  virtual Ptr<TraceResolver> CreateTraceResolver (void);
   /**
    * \brief Recieve a packet
    */