--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/imgtools/imglib/boostlibrary/boost/mpl/reverse_fold.hpp	Tue Oct 27 16:36:35 2009 +0000
@@ -0,0 +1,50 @@
+
+#ifndef BOOST_MPL_REVERSE_FOLD_HPP_INCLUDED
+#define BOOST_MPL_REVERSE_FOLD_HPP_INCLUDED
+
+// Copyright Aleksey Gurtovoy 2001-2004
+// Copyright David Abrahams 2001-2002
+//
+// Distributed under the Boost Software License, Version 1.0. 
+// (See accompanying file LICENSE_1_0.txt or copy at 
+// http://www.boost.org/LICENSE_1_0.txt)
+//
+// See http://www.boost.org/libs/mpl for documentation.
+
+// $Id: reverse_fold.hpp 49267 2008-10-11 06:19:02Z agurtovoy $
+// $Date: 2008-10-11 02:19:02 -0400 (Sat, 11 Oct 2008) $
+// $Revision: 49267 $
+
+#include <boost/mpl/begin_end.hpp>
+#include <boost/mpl/O1_size.hpp>
+#include <boost/mpl/arg.hpp>
+#include <boost/mpl/aux_/reverse_fold_impl.hpp>
+#include <boost/mpl/aux_/na_spec.hpp>
+
+namespace boost { namespace mpl {
+
+template<
+      typename BOOST_MPL_AUX_NA_PARAM(Sequence)
+    , typename BOOST_MPL_AUX_NA_PARAM(State)
+    , typename BOOST_MPL_AUX_NA_PARAM(BackwardOp)
+    , typename ForwardOp = arg<1>
+    >
+struct reverse_fold
+{
+    typedef typename aux::reverse_fold_impl<
+          ::boost::mpl::O1_size<Sequence>::value
+        , typename begin<Sequence>::type
+        , typename end<Sequence>::type
+        , State
+        , BackwardOp
+        , ForwardOp
+        >::state type;
+
+    BOOST_MPL_AUX_LAMBDA_SUPPORT(3,reverse_fold,(Sequence,State,BackwardOp))
+};
+
+BOOST_MPL_AUX_NA_SPEC(3, reverse_fold)
+
+}}
+
+#endif // BOOST_MPL_REVERSE_FOLD_HPP_INCLUDED