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/plain/placeholders.hpp b/ndnboost/mpl/aux_/preprocessed/plain/placeholders.hpp
new file mode 100644
index 0000000..ecd4514
--- /dev/null
+++ b/ndnboost/mpl/aux_/preprocessed/plain/placeholders.hpp
@@ -0,0 +1,105 @@
+
+// Copyright Aleksey Gurtovoy 2001-2004
+// Copyright Peter Dimov 2001-2003
+//
+// 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/placeholders.hpp" header
+// -- DO NOT modify by hand!
+
+BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_OPEN
+typedef arg< -1 > _;
+BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_CLOSE
+namespace ndnboost { namespace mpl {
+
+BOOST_MPL_AUX_ARG_ADL_BARRIER_DECL(_)
+
+namespace placeholders {
+using BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE::_;
+}
+
+}}
+
+/// agurt, 17/mar/02: one more placeholder for the last 'apply#'
+/// specialization
+BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_OPEN
+typedef arg<1> _1;
+
+BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_CLOSE
+namespace ndnboost { namespace mpl {
+
+BOOST_MPL_AUX_ARG_ADL_BARRIER_DECL(_1)
+
+namespace placeholders {
+using BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE::_1;
+}
+
+}}
+BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_OPEN
+typedef arg<2> _2;
+
+BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_CLOSE
+namespace ndnboost { namespace mpl {
+
+BOOST_MPL_AUX_ARG_ADL_BARRIER_DECL(_2)
+
+namespace placeholders {
+using BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE::_2;
+}
+
+}}
+BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_OPEN
+typedef arg<3> _3;
+
+BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_CLOSE
+namespace ndnboost { namespace mpl {
+
+BOOST_MPL_AUX_ARG_ADL_BARRIER_DECL(_3)
+
+namespace placeholders {
+using BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE::_3;
+}
+
+}}
+BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_OPEN
+typedef arg<4> _4;
+
+BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_CLOSE
+namespace ndnboost { namespace mpl {
+
+BOOST_MPL_AUX_ARG_ADL_BARRIER_DECL(_4)
+
+namespace placeholders {
+using BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE::_4;
+}
+
+}}
+BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_OPEN
+typedef arg<5> _5;
+
+BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_CLOSE
+namespace ndnboost { namespace mpl {
+
+BOOST_MPL_AUX_ARG_ADL_BARRIER_DECL(_5)
+
+namespace placeholders {
+using BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE::_5;
+}
+
+}}
+BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_OPEN
+typedef arg<6> _6;
+
+BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_CLOSE
+namespace ndnboost { namespace mpl {
+
+BOOST_MPL_AUX_ARG_ADL_BARRIER_DECL(_6)
+
+namespace placeholders {
+using BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE::_6;
+}
+
+}}