/************************************************************************ * Copyright 1995 by Wietse Venema. All rights reserved. Some individual * files may be covered by other copyrights. * * This material was originally written and compiled by Wietse Venema at * Eindhoven University of Technology, The Netherlands, in 1990, 1991, * 1992, 1993, 1994 and 1995. * * Redistribution and use in source and binary forms are permitted * provided that this entire copyright notice is duplicated in all such * copies. * * This software is provided "as is" and without any expressed or implied * warranties, including, without limitation, the implied warranties of * merchantibility and fitness for any particular purpose. ************************************************************************/