1 files changed, 8 insertions, 31 deletions
diff --git a/boost/parameter/aux_/parenthesized_type.hpp b/boost/parameter/aux_/parenthesized_type.hpp
index 69e7a237d4..863e062e90 100644
--- a/boost/parameter/aux_/parenthesized_type.hpp
+++ b/boost/parameter/aux_/parenthesized_type.hpp
@@ -1,35 +1,12 @@
-// Copyright David Abrahams 2006. 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)
-#ifndef BOOST_PARAMETER_AUX_PARENTHESIZED_TYPE_DWA2006414_HPP
-# define BOOST_PARAMETER_AUX_PARENTHESIZED_TYPE_DWA2006414_HPP
-
-# include <boost/config.hpp>
-# include <boost/detail/workaround.hpp>
-
-namespace boost { namespace parameter { namespace aux { 
+// Copyright David Abrahams 2006.
+// 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)
 
-// A macro that takes a parenthesized C++ type name (T) and transforms
-// it into an un-parenthesized type expression equivalent to T.
-#  define BOOST_PARAMETER_PARENTHESIZED_TYPE(x)                    \
-    boost::parameter::aux::unaryfunptr_arg_type< void(*)x >::type
-
-// A metafunction that transforms void(*)(T) -> T
-template <class UnaryFunctionPointer>
-struct unaryfunptr_arg_type;
+#ifndef BOOST_PARAMETER_AUX_PARENTHESIZED_TYPE_DWA2006414_HPP
+#define BOOST_PARAMETER_AUX_PARENTHESIZED_TYPE_DWA2006414_HPP
 
-template <class Arg>
-struct unaryfunptr_arg_type<void(*)(Arg)>
-{
-    typedef Arg type;
-};
+#include <boost/parameter/aux_/preprocessor/impl/parenthesized_type.hpp>
 
-template <>
-struct unaryfunptr_arg_type<void(*)(void)>
-{
-    typedef void type;
-};
-    
-}}} // namespace boost::parameter::aux
+#endif  // include guard
 
-#endif // BOOST_PARAMETER_AUX_PARENTHESIZED_TYPE_DWA2006414_HPP