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/repetition/enum_shifted.hpp b/ndnboost/preprocessor/repetition/enum_shifted.hpp
new file mode 100644
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+++ b/ndnboost/preprocessor/repetition/enum_shifted.hpp
@@ -0,0 +1,68 @@
+# /* Copyright (C) 2001
+# * Housemarque Oy
+# * http://www.housemarque.com
+# *
+# * 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)
+# */
+#
+# /* Revised by Paul Mensonides (2002) */
+#
+# /* See http://www.boost.org for most recent version. */
+#
+# ifndef BOOST_PREPROCESSOR_REPETITION_ENUM_SHIFTED_HPP
+# define BOOST_PREPROCESSOR_REPETITION_ENUM_SHIFTED_HPP
+#
+# include <ndnboost/preprocessor/cat.hpp>
+# include <ndnboost/preprocessor/arithmetic/dec.hpp>
+# include <ndnboost/preprocessor/arithmetic/inc.hpp>
+# include <ndnboost/preprocessor/config/config.hpp>
+# include <ndnboost/preprocessor/debug/error.hpp>
+# include <ndnboost/preprocessor/detail/auto_rec.hpp>
+# include <ndnboost/preprocessor/punctuation/comma_if.hpp>
+# include <ndnboost/preprocessor/repetition/repeat.hpp>
+# include <ndnboost/preprocessor/tuple/elem.hpp>
+# include <ndnboost/preprocessor/tuple/rem.hpp>
+#
+# /* BOOST_PP_ENUM_SHIFTED */
+#
+# if 0
+# define BOOST_PP_ENUM_SHIFTED(count, macro, data)
+# endif
+#
+# define BOOST_PP_ENUM_SHIFTED BOOST_PP_CAT(BOOST_PP_ENUM_SHIFTED_, BOOST_PP_AUTO_REC(BOOST_PP_REPEAT_P, 4))
+#
+# if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()
+# define BOOST_PP_ENUM_SHIFTED_1(c, m, d) BOOST_PP_REPEAT_1(BOOST_PP_DEC(c), BOOST_PP_ENUM_SHIFTED_M_1, (m, d))
+# define BOOST_PP_ENUM_SHIFTED_2(c, m, d) BOOST_PP_REPEAT_2(BOOST_PP_DEC(c), BOOST_PP_ENUM_SHIFTED_M_2, (m, d))
+# define BOOST_PP_ENUM_SHIFTED_3(c, m, d) BOOST_PP_REPEAT_3(BOOST_PP_DEC(c), BOOST_PP_ENUM_SHIFTED_M_3, (m, d))
+# else
+# define BOOST_PP_ENUM_SHIFTED_1(c, m, d) BOOST_PP_ENUM_SHIFTED_1_I(c, m, d)
+# define BOOST_PP_ENUM_SHIFTED_2(c, m, d) BOOST_PP_ENUM_SHIFTED_1_2(c, m, d)
+# define BOOST_PP_ENUM_SHIFTED_3(c, m, d) BOOST_PP_ENUM_SHIFTED_1_3(c, m, d)
+# define BOOST_PP_ENUM_SHIFTED_1_I(c, m, d) BOOST_PP_REPEAT_1(BOOST_PP_DEC(c), BOOST_PP_ENUM_SHIFTED_M_1, (m, d))
+# define BOOST_PP_ENUM_SHIFTED_2_I(c, m, d) BOOST_PP_REPEAT_2(BOOST_PP_DEC(c), BOOST_PP_ENUM_SHIFTED_M_2, (m, d))
+# define BOOST_PP_ENUM_SHIFTED_3_I(c, m, d) BOOST_PP_REPEAT_3(BOOST_PP_DEC(c), BOOST_PP_ENUM_SHIFTED_M_3, (m, d))
+# endif
+#
+# define BOOST_PP_ENUM_SHIFTED_4(c, m, d) BOOST_PP_ERROR(0x0003)
+#
+# if BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_STRICT()
+# define BOOST_PP_ENUM_SHIFTED_M_1(z, n, md) BOOST_PP_ENUM_SHIFTED_M_1_IM(z, n, BOOST_PP_TUPLE_REM_2 md)
+# define BOOST_PP_ENUM_SHIFTED_M_2(z, n, md) BOOST_PP_ENUM_SHIFTED_M_2_IM(z, n, BOOST_PP_TUPLE_REM_2 md)
+# define BOOST_PP_ENUM_SHIFTED_M_3(z, n, md) BOOST_PP_ENUM_SHIFTED_M_3_IM(z, n, BOOST_PP_TUPLE_REM_2 md)
+# define BOOST_PP_ENUM_SHIFTED_M_1_IM(z, n, im) BOOST_PP_ENUM_SHIFTED_M_1_I(z, n, im)
+# define BOOST_PP_ENUM_SHIFTED_M_2_IM(z, n, im) BOOST_PP_ENUM_SHIFTED_M_2_I(z, n, im)
+# define BOOST_PP_ENUM_SHIFTED_M_3_IM(z, n, im) BOOST_PP_ENUM_SHIFTED_M_3_I(z, n, im)
+# else
+# define BOOST_PP_ENUM_SHIFTED_M_1(z, n, md) BOOST_PP_ENUM_SHIFTED_M_1_I(z, n, BOOST_PP_TUPLE_ELEM(2, 0, md), BOOST_PP_TUPLE_ELEM(2, 1, md))
+# define BOOST_PP_ENUM_SHIFTED_M_2(z, n, md) BOOST_PP_ENUM_SHIFTED_M_2_I(z, n, BOOST_PP_TUPLE_ELEM(2, 0, md), BOOST_PP_TUPLE_ELEM(2, 1, md))
+# define BOOST_PP_ENUM_SHIFTED_M_3(z, n, md) BOOST_PP_ENUM_SHIFTED_M_3_I(z, n, BOOST_PP_TUPLE_ELEM(2, 0, md), BOOST_PP_TUPLE_ELEM(2, 1, md))
+# endif
+#
+# define BOOST_PP_ENUM_SHIFTED_M_1_I(z, n, m, d) BOOST_PP_COMMA_IF(n) m(z, BOOST_PP_INC(n), d)
+# define BOOST_PP_ENUM_SHIFTED_M_2_I(z, n, m, d) BOOST_PP_COMMA_IF(n) m(z, BOOST_PP_INC(n), d)
+# define BOOST_PP_ENUM_SHIFTED_M_3_I(z, n, m, d) BOOST_PP_COMMA_IF(n) m(z, BOOST_PP_INC(n), d)
+#
+# endif