--- a/src/internet-node/udp-header.h	Wed May 30 09:48:53 2007 +0200
+++ b/src/internet-node/udp-header.h	Wed May 30 10:03:15 2007 +0200
@@ -81,6 +81,7 @@
                            uint8_t protocol);
 
 private:
+  virtual std::string DoGetName (void) const;
   virtual void PrintTo (std::ostream &os) const;
   virtual uint32_t GetSerializedSize (void) const;
   virtual void SerializeTo (Buffer::Iterator start) const;