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/preprocessor/seq/transform.hpp b/ndnboost/preprocessor/seq/transform.hpp
new file mode 100644
index 0000000..a7793f1
--- /dev/null
+++ b/ndnboost/preprocessor/seq/transform.hpp
@@ -0,0 +1,48 @@
+# /* **************************************************************************
+# * *
+# * (C) Copyright Paul Mensonides 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 for most recent version. */
+#
+# ifndef BOOST_PREPROCESSOR_SEQ_TRANSFORM_HPP
+# define BOOST_PREPROCESSOR_SEQ_TRANSFORM_HPP
+#
+# include <ndnboost/preprocessor/config/config.hpp>
+# include <ndnboost/preprocessor/seq/fold_left.hpp>
+# include <ndnboost/preprocessor/seq/seq.hpp>
+# include <ndnboost/preprocessor/tuple/elem.hpp>
+# include <ndnboost/preprocessor/tuple/rem.hpp>
+#
+# /* BOOST_PP_SEQ_TRANSFORM */
+#
+# if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()
+# define BOOST_PP_SEQ_TRANSFORM(op, data, seq) BOOST_PP_SEQ_TAIL(BOOST_PP_TUPLE_ELEM(3, 2, BOOST_PP_SEQ_FOLD_LEFT(BOOST_PP_SEQ_TRANSFORM_O, (op, data, (nil)), seq)))
+# else
+# define BOOST_PP_SEQ_TRANSFORM(op, data, seq) BOOST_PP_SEQ_TRANSFORM_I(op, data, seq)
+# define BOOST_PP_SEQ_TRANSFORM_I(op, data, seq) BOOST_PP_SEQ_TAIL(BOOST_PP_TUPLE_ELEM(3, 2, BOOST_PP_SEQ_FOLD_LEFT(BOOST_PP_SEQ_TRANSFORM_O, (op, data, (nil)), seq)))
+# endif
+#
+# if BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_STRICT()
+# define BOOST_PP_SEQ_TRANSFORM_O(s, state, elem) BOOST_PP_SEQ_TRANSFORM_O_IM(s, BOOST_PP_TUPLE_REM_3 state, elem)
+# define BOOST_PP_SEQ_TRANSFORM_O_IM(s, im, elem) BOOST_PP_SEQ_TRANSFORM_O_I(s, im, elem)
+# else
+# define BOOST_PP_SEQ_TRANSFORM_O(s, state, elem) BOOST_PP_SEQ_TRANSFORM_O_I(s, BOOST_PP_TUPLE_ELEM(3, 0, state), BOOST_PP_TUPLE_ELEM(3, 1, state), BOOST_PP_TUPLE_ELEM(3, 2, state), elem)
+# endif
+#
+# define BOOST_PP_SEQ_TRANSFORM_O_I(s, op, data, res, elem) (op, data, res (op(s, data, elem)))
+#
+# /* BOOST_PP_SEQ_TRANSFORM_S */
+#
+# if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()
+# define BOOST_PP_SEQ_TRANSFORM_S(s, op, data, seq) BOOST_PP_SEQ_TAIL(BOOST_PP_TUPLE_ELEM(3, 2, BOOST_PP_SEQ_FOLD_LEFT_ ## s(BOOST_PP_SEQ_TRANSFORM_O, (op, data, (nil)), seq)))
+# else
+# define BOOST_PP_SEQ_TRANSFORM_S(s, op, data, seq) BOOST_PP_SEQ_TRANSFORM_S_I(s, op, data, seq)
+# define BOOST_PP_SEQ_TRANSFORM_S_I(s, op, data, seq) BOOST_PP_SEQ_TAIL(BOOST_PP_TUPLE_ELEM(3, 2, BOOST_PP_SEQ_FOLD_LEFT_ ## s(BOOST_PP_SEQ_TRANSFORM_O, (op, data, (nil)), seq)))
+# endif
+#
+# endif