This file ist part of Shared X Copyright (C) 1990 by Digital Equipment Corporation. Author: Michael P. Altenhofen, CEC Karlsruhe e-mail: Altenhofen@kampus.enet.dec.com Permission to use, copy, modify, and distribute this software and its documentation without fee is hereby granted, but only for non-profit use and distribution, and provided that the copyright notice and this notice is preserved on all copies. DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.