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/vector/vector0_c.hpp b/ndnboost/mpl/vector/vector0_c.hpp
new file mode 100644
index 0000000..6b28472
--- /dev/null
+++ b/ndnboost/mpl/vector/vector0_c.hpp
@@ -0,0 +1,31 @@
+
+#ifndef BOOST_MPL_VECTOR_VECTOR0_C_HPP_INCLUDED
+#define BOOST_MPL_VECTOR_VECTOR0_C_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: vector0_c.hpp 49267 2008-10-11 06:19:02Z agurtovoy $
+// $Date: 2008-10-10 23:19:02 -0700 (Fri, 10 Oct 2008) $
+// $Revision: 49267 $
+
+#include <ndnboost/mpl/vector/vector0.hpp>
+#include <ndnboost/mpl/integral_c.hpp>
+
+namespace ndnboost { namespace mpl {
+
+template< typename T > struct vector0_c
+    : vector0<>
+{
+    typedef vector0_c type;
+    typedef T value_type;
+};
+
+}}
+
+#endif // BOOST_MPL_VECTOR_VECTOR0_C_HPP_INCLUDED