Imported existing code

libraries/include/boost/python/borrowed.hpp

@@ -0,0 +1,21 @@
+// Copyright David Abrahams 2002.
+// 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 BORROWED_DWA2002614_HPP
+# define BORROWED_DWA2002614_HPP
+
+# include <boost/python/detail/prefix.hpp>
+# include <boost/python/detail/borrowed_ptr.hpp>
+
+namespace boost { namespace python { 
+
+template <class T>
+inline python::detail::borrowed<T>* borrowed(T* p)
+{
+    return (detail::borrowed<T>*)p;
+}
+    
+}} // namespace boost::python
+
+#endif // BORROWED_DWA2002614_HPP