Added boost header

test/external/boost/blank_fwd.hpp

@@ -0,0 +1,22 @@
+//-----------------------------------------------------------------------------
+// boost blank_fwd.hpp header file
+// See http://www.boost.org for updates, documentation, and revision history.
+//-----------------------------------------------------------------------------
+//
+// Copyright (c) 2003
+// Eric Friedman
+//
+// 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_BLANK_FWD_HPP
+#define BOOST_BLANK_FWD_HPP
+
+namespace boost {
+
+struct blank;
+
+} // namespace boost
+
+#endif // BOOST_BLANK_FWD_HPP