Copyright

    Copyright © 1989-1994 The Regents of the University of California.
    Copyright © 1992-1995 Karl Lehenbauer and Mark Diekhans.
    Copyright © 1993-1997 Bell Labs Innovations for Lucent Technologies
    Copyright © 1994 The Australian National University
    Copyright © 1994-1996 Sun Microsystems, Inc.
    Copyright © 1995, 1996 Roger E. Critchlow Jr.

    This software is copyrighted by the Regents of the University of
    California, Sun Microsystems, Inc., and other parties.  The following
    terms apply to all files associated with the software unless explicitly
    disclaimed in individual files.

    The authors hereby grant permission to use, copy, modify, distribute,
    and license this software and its documentation for any purpose, provided
    that existing copyright notices are retained in all copies and that this
    notice is included verbatim in any distributions. No written agreement,
    license, or royalty fee is required for any of the authorized uses.
    Modifications to this software may be copyrighted by their authors
    and need not follow the licensing terms described here, provided that
    the new terms are clearly indicated on the first page of each file where
    they apply.

    IN NO EVENT SHALL THE AUTHORS OR DISTRIBUTORS BE LIABLE TO ANY PARTY
    FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
    ARISING OUT OF THE USE OF THIS SOFTWARE, ITS DOCUMENTATION, OR ANY
    DERIVATIVES THEREOF, EVEN IF THE AUTHORS HAVE BEEN ADVISED OF THE
    POSSIBILITY OF SUCH DAMAGE.

    THE AUTHORS AND DISTRIBUTORS SPECIFICALLY DISCLAIM ANY WARRANTIES,
    INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY,
    FITNESS FOR A PARTICULAR PURPOSE, AND NON-INFRINGEMENT.  THIS SOFTWARE
    IS PROVIDED ON AN "AS IS" BASIS, AND THE AUTHORS AND DISTRIBUTORS HAVE
    NO OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR
    MODIFICATIONS.

    RESTRICTED RIGHTS: Use, duplication or disclosure by the government
    is subject to the restrictions as set forth in subparagraph (c) (1) (ii)
    of the Rights in Technical Data and Computer Software Clause as DFARS
    252.227-7013 and FAR 52.227-19.