diff -r d335731bf41f src/devices/tap-bridge/tap-bridge.cc
--- a/src/devices/tap-bridge/tap-bridge.cc	Wed Feb 04 17:47:29 2009 -0800
+++ b/src/devices/tap-bridge/tap-bridge.cc	Thu Feb 05 11:44:50 2009 +0100
@@ -770,7 +770,8 @@
   NS_LOG_LOGIC ("Pkt LengthType is " << header.GetLengthType ());
   NS_LOG_LOGIC ("Pkt size is " << p->GetSize ());
 
-  write (m_sock, p->PeekData (), p->GetSize ());
+  int ign; //needed to avoid "unused return value" warnings
+  ign=write (m_sock, p->PeekData (), p->GetSize ());
 }
 
 void