In common.h, define func_lib for function objects. In configure.ac, define HAVE_STD_FUNCTION and HAVE_BOOST_FUNCTION. Include function headers in ndnboost.
diff --git a/ndnboost/mpl/aux_/preprocessed/no_ttp/fold_impl.hpp b/ndnboost/mpl/aux_/preprocessed/no_ttp/fold_impl.hpp
new file mode 100644
index 0000000..494cd41
--- /dev/null
+++ b/ndnboost/mpl/aux_/preprocessed/no_ttp/fold_impl.hpp
@@ -0,0 +1,180 @@
+
+// Copyright Aleksey Gurtovoy 2000-2004
+//
+// 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)
+//
+
+// Preprocessed version of "ndnboost/mpl/aux_/fold_impl.hpp" header
+// -- DO NOT modify by hand!
+
+namespace ndnboost { namespace mpl { namespace aux {
+
+/// forward declaration
+
+template<
+ int N
+ , typename First
+ , typename Last
+ , typename State
+ , typename ForwardOp
+ >
+struct fold_impl;
+
+template<
+ typename First
+ , typename Last
+ , typename State
+ , typename ForwardOp
+ >
+struct fold_impl< 0,First,Last,State,ForwardOp >
+{
+ typedef First iter0;
+ typedef State state0;
+ typedef state0 state;
+ typedef iter0 iterator;
+};
+
+template<
+ typename First
+ , typename Last
+ , typename State
+ , typename ForwardOp
+ >
+struct fold_impl< 1,First,Last,State,ForwardOp >
+{
+ typedef First iter0;
+ typedef State state0;
+ typedef typename apply2< ForwardOp, state0, typename deref<iter0>::type >::type state1;
+ typedef typename mpl::next<iter0>::type iter1;
+
+
+ typedef state1 state;
+ typedef iter1 iterator;
+};
+
+template<
+ typename First
+ , typename Last
+ , typename State
+ , typename ForwardOp
+ >
+struct fold_impl< 2,First,Last,State,ForwardOp >
+{
+ typedef First iter0;
+ typedef State state0;
+ typedef typename apply2< ForwardOp, state0, typename deref<iter0>::type >::type state1;
+ typedef typename mpl::next<iter0>::type iter1;
+ typedef typename apply2< ForwardOp, state1, typename deref<iter1>::type >::type state2;
+ typedef typename mpl::next<iter1>::type iter2;
+
+
+ typedef state2 state;
+ typedef iter2 iterator;
+};
+
+template<
+ typename First
+ , typename Last
+ , typename State
+ , typename ForwardOp
+ >
+struct fold_impl< 3,First,Last,State,ForwardOp >
+{
+ typedef First iter0;
+ typedef State state0;
+ typedef typename apply2< ForwardOp, state0, typename deref<iter0>::type >::type state1;
+ typedef typename mpl::next<iter0>::type iter1;
+ typedef typename apply2< ForwardOp, state1, typename deref<iter1>::type >::type state2;
+ typedef typename mpl::next<iter1>::type iter2;
+ typedef typename apply2< ForwardOp, state2, typename deref<iter2>::type >::type state3;
+ typedef typename mpl::next<iter2>::type iter3;
+
+
+ typedef state3 state;
+ typedef iter3 iterator;
+};
+
+template<
+ typename First
+ , typename Last
+ , typename State
+ , typename ForwardOp
+ >
+struct fold_impl< 4,First,Last,State,ForwardOp >
+{
+ typedef First iter0;
+ typedef State state0;
+ typedef typename apply2< ForwardOp, state0, typename deref<iter0>::type >::type state1;
+ typedef typename mpl::next<iter0>::type iter1;
+ typedef typename apply2< ForwardOp, state1, typename deref<iter1>::type >::type state2;
+ typedef typename mpl::next<iter1>::type iter2;
+ typedef typename apply2< ForwardOp, state2, typename deref<iter2>::type >::type state3;
+ typedef typename mpl::next<iter2>::type iter3;
+ typedef typename apply2< ForwardOp, state3, typename deref<iter3>::type >::type state4;
+ typedef typename mpl::next<iter3>::type iter4;
+
+
+ typedef state4 state;
+ typedef iter4 iterator;
+};
+
+template<
+ int N
+ , typename First
+ , typename Last
+ , typename State
+ , typename ForwardOp
+ >
+struct fold_impl
+{
+ typedef fold_impl<
+ 4
+ , First
+ , Last
+ , State
+ , ForwardOp
+ > chunk_;
+
+ typedef fold_impl<
+ ( (N - 4) < 0 ? 0 : N - 4 )
+ , typename chunk_::iterator
+ , Last
+ , typename chunk_::state
+ , ForwardOp
+ > res_;
+
+ typedef typename res_::state state;
+ typedef typename res_::iterator iterator;
+};
+
+template<
+ typename First
+ , typename Last
+ , typename State
+ , typename ForwardOp
+ >
+struct fold_impl< -1,First,Last,State,ForwardOp >
+ : fold_impl<
+ -1
+ , typename mpl::next<First>::type
+ , Last
+ , typename apply2<ForwardOp,State, typename deref<First>::type>::type
+ , ForwardOp
+ >
+{
+};
+
+template<
+ typename Last
+ , typename State
+ , typename ForwardOp
+ >
+struct fold_impl< -1,Last,Last,State,ForwardOp >
+{
+ typedef State state;
+ typedef Last iterator;
+};
+
+}}}