--- a/src/internet-node/udp-header.cc	Fri Aug 03 17:00:40 2007 +0200
+++ b/src/internet-node/udp-header.cc	Fri Aug 03 17:26:10 2007 +0200
@@ -26,7 +26,7 @@
 
 bool UdpHeader::m_calcChecksum = false;
 
-const char *
+std::string
 UdpHeader::GetUid (void)
 {
   return "UdpHeader.ns3";