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_/advance_backward.hpp b/ndnboost/mpl/aux_/advance_backward.hpp
new file mode 100644
index 0000000..123df81
--- /dev/null
+++ b/ndnboost/mpl/aux_/advance_backward.hpp
@@ -0,0 +1,128 @@
+
+#if !defined(BOOST_PP_IS_ITERATING)
+
+///// header body
+
+#ifndef BOOST_MPL_AUX778076_ADVANCE_BACKWARD_HPP_INCLUDED
+#define BOOST_MPL_AUX778076_ADVANCE_BACKWARD_HPP_INCLUDED
+
+// 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)
+//
+// See http://www.boost.org/libs/mpl for documentation.
+
+// $Id: advance_backward.hpp 49267 2008-10-11 06:19:02Z agurtovoy $
+// $Date: 2008-10-10 23:19:02 -0700 (Fri, 10 Oct 2008) $
+// $Revision: 49267 $
+
+#if !defined(BOOST_MPL_PREPROCESSING_MODE)
+# include <ndnboost/mpl/prior.hpp>
+# include <ndnboost/mpl/apply_wrap.hpp>
+#endif
+
+#include <ndnboost/mpl/aux_/config/use_preprocessed.hpp>
+
+#if !defined(BOOST_MPL_CFG_NO_PREPROCESSED_HEADERS) \
+ && !defined(BOOST_MPL_PREPROCESSING_MODE)
+
+# define BOOST_MPL_PREPROCESSED_HEADER advance_backward.hpp
+# include <ndnboost/mpl/aux_/include_preprocessed.hpp>
+
+#else
+
+# include <ndnboost/mpl/limits/unrolling.hpp>
+# include <ndnboost/mpl/aux_/nttp_decl.hpp>
+# include <ndnboost/mpl/aux_/config/eti.hpp>
+
+# include <ndnboost/preprocessor/iterate.hpp>
+# include <ndnboost/preprocessor/cat.hpp>
+# include <ndnboost/preprocessor/inc.hpp>
+
+namespace ndnboost { namespace mpl { namespace aux {
+
+// forward declaration
+template< BOOST_MPL_AUX_NTTP_DECL(long, N) > struct advance_backward;
+
+# define BOOST_PP_ITERATION_PARAMS_1 \
+ (3,(0, BOOST_MPL_LIMIT_UNROLLING, <ndnboost/mpl/aux_/advance_backward.hpp>))
+# include BOOST_PP_ITERATE()
+
+// implementation for N that exceeds BOOST_MPL_LIMIT_UNROLLING
+template< BOOST_MPL_AUX_NTTP_DECL(long, N) >
+struct advance_backward
+{
+ template< typename Iterator > struct apply
+ {
+ typedef typename apply_wrap1<
+ advance_backward<BOOST_MPL_LIMIT_UNROLLING>
+ , Iterator
+ >::type chunk_result_;
+
+ typedef typename apply_wrap1<
+ advance_backward<(
+ (N - BOOST_MPL_LIMIT_UNROLLING) < 0
+ ? 0
+ : N - BOOST_MPL_LIMIT_UNROLLING
+ )>
+ , chunk_result_
+ >::type type;
+ };
+};
+
+}}}
+
+#endif // BOOST_MPL_CFG_NO_PREPROCESSED_HEADERS
+#endif // BOOST_MPL_AUX778076_ADVANCE_BACKWARD_HPP_INCLUDED
+
+///// iteration, depth == 1
+
+// For gcc 4.4 compatability, we must include the
+// BOOST_PP_ITERATION_DEPTH test inside an #else clause.
+#else // BOOST_PP_IS_ITERATING
+#if BOOST_PP_ITERATION_DEPTH() == 1
+#define i_ BOOST_PP_FRAME_ITERATION(1)
+
+template<>
+struct advance_backward< BOOST_PP_FRAME_ITERATION(1) >
+{
+ template< typename Iterator > struct apply
+ {
+ typedef Iterator iter0;
+
+#if i_ > 0
+# define BOOST_PP_ITERATION_PARAMS_2 \
+ (3,(1, BOOST_PP_FRAME_ITERATION(1), <ndnboost/mpl/aux_/advance_backward.hpp>))
+# include BOOST_PP_ITERATE()
+#endif
+
+ typedef BOOST_PP_CAT(iter,BOOST_PP_FRAME_ITERATION(1)) type;
+ };
+
+#if defined(BOOST_MPL_CFG_MSVC_60_ETI_BUG)
+ /// ETI workaround
+ template<> struct apply<int>
+ {
+ typedef int type;
+ };
+#endif
+};
+
+#undef i_
+
+///// iteration, depth == 2
+
+#elif BOOST_PP_ITERATION_DEPTH() == 2
+
+# define AUX778076_ITER_0 BOOST_PP_CAT(iter,BOOST_PP_DEC(BOOST_PP_FRAME_ITERATION(2)))
+# define AUX778076_ITER_1 BOOST_PP_CAT(iter,BOOST_PP_FRAME_ITERATION(2))
+
+ typedef typename prior<AUX778076_ITER_0>::type AUX778076_ITER_1;
+
+# undef AUX778076_ITER_1
+# undef AUX778076_ITER_0
+
+#endif // BOOST_PP_ITERATION_DEPTH()
+#endif // BOOST_PP_IS_ITERATING