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)
=============================================================================*/
-#if !defined(SPIRIT_CALL_CONTEXT_MAY_26_2014_0234PM)
-#define SPIRIT_CALL_CONTEXT_MAY_26_2014_0234PM
+#if !defined(BOOST_SPIRIT_X3_CALL_CONTEXT_MAY_26_2014_0234PM)
+#define BOOST_SPIRIT_X3_CALL_CONTEXT_MAY_26_2014_0234PM
#include <type_traits>