--- a/src/internet-stack/nsc-tcp-socket-impl.h	Thu Jul 15 21:45:01 2010 -0700
+++ b/src/internet-stack/nsc-tcp-socket-impl.h	Mon Jul 19 12:17:51 2010 +0100
@@ -82,7 +82,7 @@
   virtual Ptr<Packet> RecvFrom (uint32_t maxSize, uint32_t flags,
     Address &fromAddress);
   virtual int GetSockName (Address &address) const; 
-  virtual void SetAllowBroadcast (bool allowBroadcast);
+  virtual bool SetAllowBroadcast (bool allowBroadcast);
   virtual bool GetAllowBroadcast () const;
 
 private: