Index: error_code.cpp
===================================================================
RCS file: /cvsroot/boost/boost/libs/system/src/error_code.cpp,v
retrieving revision 1.6
diff -d -u -r1.6 error_code.cpp
--- error_code.cpp	6 Apr 2007 09:12:28 -0000	1.6
+++ error_code.cpp	10 May 2007 05:46:52 -0000
@@ -27,6 +27,7 @@
 #include <boost/cerrno.hpp>
 #include <vector>
 #include <cstdlib>
+#include <cassert>
 
 using namespace boost::system;