--- a/src/internet-stack/tcp-socket-impl.cc	Fri Mar 26 18:54:11 2010 +0000
+++ b/src/internet-stack/tcp-socket-impl.cc	Sat Mar 27 14:01:41 2010 -0700
@@ -45,8 +45,6 @@
 
 NS_LOG_COMPONENT_DEFINE ("TcpSocketImpl");
 
-using namespace std;
-
 namespace ns3 {
 
 NS_OBJECT_ENSURE_REGISTERED (TcpSocketImpl);