// Boost.Signals library// Copyright Douglas Gregor 2003-2004. Use, modification and// distribution is 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)// For more information, see http://www.boost.org/libs/signals#include <boost/signal.hpp>