diff --git a/ndnboost/mpl/aux_/preprocessed/plain/unpack_args.hpp b/ndnboost/mpl/aux_/preprocessed/plain/unpack_args.hpp
new file mode 100644
index 0000000..9c9204f
--- /dev/null
+++ b/ndnboost/mpl/aux_/preprocessed/plain/unpack_args.hpp
@@ -0,0 +1,94 @@
+
+// Copyright Aleksey Gurtovoy 2002-2004
+//
+// 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)
+//
+
+// Preprocessed version of "ndnboost/mpl/unpack_args.hpp" header
+// -- DO NOT modify by hand!
+
+namespace ndnboost { namespace mpl {
+
+namespace aux {
+
+template< int size, typename F, typename Args >
+struct unpack_args_impl;
+
+template< typename F, typename Args >
+struct unpack_args_impl< 0,F,Args >
+    : apply0<
+          F
+        >
+{
+};
+
+template< typename F, typename Args >
+struct unpack_args_impl< 1,F,Args >
+    : apply1<
+          F
+        , typename at_c< Args,0 >::type
+        >
+{
+};
+
+template< typename F, typename Args >
+struct unpack_args_impl< 2,F,Args >
+    : apply2<
+          F
+        , typename at_c< Args,0 >::type, typename at_c< Args,1 >::type
+        >
+{
+};
+
+template< typename F, typename Args >
+struct unpack_args_impl< 3,F,Args >
+    : apply3<
+          F
+        , typename at_c< Args,0 >::type, typename at_c< Args,1 >::type
+        , typename at_c< Args,2 >::type
+        >
+{
+};
+
+template< typename F, typename Args >
+struct unpack_args_impl< 4,F,Args >
+    : apply4<
+          F
+        , typename at_c< Args,0 >::type, typename at_c< Args,1 >::type
+        , typename at_c< Args,2 >::type, typename at_c< Args,3 >::type
+        >
+{
+};
+
+template< typename F, typename Args >
+struct unpack_args_impl< 5,F,Args >
+    : apply5<
+          F
+        , typename at_c< Args,0 >::type, typename at_c< Args,1 >::type
+        , typename at_c< Args,2 >::type, typename at_c< Args,3 >::type
+        , typename at_c< Args,4 >::type
+        >
+{
+};
+
+}
+
+template<
+      typename F
+    >
+struct unpack_args
+{
+    template< typename Args > struct apply
+
+        : aux::unpack_args_impl< size<Args>::value,F, Args >
+
+    {
+    };
+};
+
+BOOST_MPL_AUX_PASS_THROUGH_LAMBDA_SPEC(1, unpack_args)
+
+}}
+