/*
 * Copyright (C) 1993 by Derek A. Atkins <warlord@MIT.EDU>
 *
 *    Export of software employing encryption from the United States of
 *    America is assumed to require a specific license from the United
 *    States Government.  It is the responsibility of any person or
 *    organization contemplating export to obtain such a license before
 *    exporting.
 *
 *
 * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
 * distribute this software and its documentation for any purpose and
 * without fee is hereby granted, provided that the above copyright
 * notice appear in all copies and that both that copyright notice and
 * this permission notice appear in supporting documentation, and that
 * the names of M.I.T. and Derek Atkins not be used in advertising or
 * publicity pertaining to distribution of the software without specific,
 * written prior permission.  M.I.T. and Derek Atkins make no
 * representations about the suitability of this software for any
 * purpose.  It is provided "as is" without express or implied warranty.
 * Changes and modifications to this program, including enhancements
 * and bug-fixes, are requested by its author.
 */