--- classes/src/Signal.cc.orig	Fri Aug 29 21:25:46 2003
+++ classes/src/Signal.cc	Fri Aug 29 21:25:16 2003
@@ -8,6 +8,7 @@
 #include <string.h>
 }
 
+using namespace std;
 #include <string>
 #include "Signal.hh"