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/function_types/config/config.hpp b/ndnboost/function_types/config/config.hpp
new file mode 100644
index 0000000..fb428a4
--- /dev/null
+++ b/ndnboost/function_types/config/config.hpp
@@ -0,0 +1,59 @@
+
+// (C) Copyright Tobias Schwinger
+//
+// Use modification and distribution are subject to the boost Software License,
+// Version 1.0. (See http://www.boost.org/LICENSE_1_0.txt).
+
+//------------------------------------------------------------------------------
+
+#ifndef BOOST_FT_CONFIG_HPP_INCLUDED
+#define BOOST_FT_CONFIG_HPP_INCLUDED
+
+#include <ndnboost/function_types/config/compiler.hpp>
+#include <ndnboost/function_types/config/cc_names.hpp>
+
+// maximum allowed arity
+#ifndef BOOST_FT_MAX_ARITY
+#define BOOST_FT_MAX_ARITY 20
+#endif
+
+// the most common calling conventions for x86 architecture can be enabled at
+// once in the compiler config
+#ifdef BOOST_FT_COMMON_X86_CCs
+# ifndef BOOST_FT_CC_CDECL
+# define BOOST_FT_CC_CDECL BOOST_FT_COMMON_X86_CCs
+# endif
+# ifndef BOOST_FT_CC_STDCALL
+# define BOOST_FT_CC_STDCALL non_variadic|BOOST_FT_COMMON_X86_CCs
+# endif
+# ifndef BOOST_FT_CC_FASTCALL
+# define BOOST_FT_CC_FASTCALL non_variadic|BOOST_FT_COMMON_X86_CCs
+# endif
+#endif
+
+// where to place the cc specifier (the common way)
+#ifndef BOOST_FT_SYNTAX
+# define BOOST_FT_SYNTAX(result,lparen,cc_spec,type_mod,name,rparen) \
+ result() lparen() cc_spec() type_mod() name() rparen()
+#endif
+
+// param for nullary functions
+// set to "void" for compilers that require nullary functions to read
+// "R (void)" in template partial specialization
+#ifndef BOOST_FT_NULLARY_PARAM
+#define BOOST_FT_NULLARY_PARAM
+#endif
+
+// there is a pending defect report on cv qualified function types, so support
+// for these types is disabled, unless for compilers where it's known to work
+#ifndef BOOST_FT_NO_CV_FUNC_SUPPORT
+#define BOOST_FT_NO_CV_FUNC_SUPPORT 1
+#endif
+
+// full preprocessing implies preprocessing of the ccs
+#if defined(BOOST_FT_PREPROCESSING_MODE) && !defined(BOOST_FT_CC_PREPROCESSING)
+# define BOOST_FT_CC_PREPROCESSING 1
+#endif
+
+#endif
+