Index: split_member.hpp
===================================================================
RCS file: /cvsroot/boost/boost/boost/serialization/split_member.hpp,v
retrieving revision 1.4
retrieving revision 1.6
diff -u -r1.4 -r1.6
--- split_member.hpp	21 Apr 2005 04:56:18 -0000	1.4
+++ split_member.hpp	6 May 2005 08:42:00 -0000	1.6
@@ -17,7 +17,8 @@
 //  See http://www.boost.org for updates, documentation, and revision history.
 
 #include <boost/config.hpp>
-#include <boost/mpl/if.hpp>
+#include <boost/mpl/eval_if.hpp>
+#include <boost/mpl/identity.hpp>
 
 #include <boost/serialization/access.hpp>