+#ifndef BOOST_SMART_PTR_HPP_INCLUDED
+#define BOOST_SMART_PTR_HPP_INCLUDED
+
//
// smart_ptr.hpp
//
# include <boost/weak_ptr.hpp>
# include <boost/intrusive_ptr.hpp>
# include <boost/enable_shared_from_this.hpp>
+# include <boost/make_shared.hpp>
#endif
+
+#endif // #ifndef BOOST_SMART_PTR_HPP_INCLUDED