This software is  copyrighted by Donal K. Fellows,  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.

GOVERNMENT USE:  If you are acquiring  this software on  behalf of the
U.S. government, the Government shall have only "Restricted Rights" in
the  software and  related  documentation as  defined  in the  Federal
Acquisition Regulations  (FARs) in Clause  52.227.19 (c) (2).   If you
are acquiring the software on behalf of the Department of Defense, the
software shall be classified as "Commercial Computer Software" and the
Government shall  have only "Restricted  Rights" as defined  in Clause
252.227-7013  (c) (1)  of DFARs.   Notwithstanding the  foregoing, the
authors  grant the  U.S. Government  and others  acting in  its behalf
permission to use  and distribute the software in  accordance with the
terms specified in this license.
