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+/*=============================================================================
+ Copyright (c) 2015 Kohei Takahashi
+
+ Use modification and distribution are subject to 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 FUSION_DETAIL_ENABLER_02082015_163810
+#define FUSION_DETAIL_ENABLER_02082015_163810
+
+namespace boost { namespace fusion { namespace detail
+{
+ template <typename, typename T = void>
+ struct enabler { typedef T type; };
+}}}
+
+#endif
+