--- boost_1_33_1/boost/bind.hpp~	2005-04-26 16:31:35.000000000 -0400
+++ boost_1_33_1/boost/bind.hpp	2006-10-12 09:09:19.000000000 -0400
@@ -27,6 +27,7 @@
 #include <boost/type.hpp>
 #include <boost/bind/arg.hpp>
 #include <boost/detail/workaround.hpp>
+#include <boost/visit_each.hpp>
 
 // Borland-specific bug, visit_each() silently fails to produce code