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.