Copyright 1995, Malcom Beattie. 
Copyright 1996, Tim Bunce. 
Copyright 2010, Reini Urban
All rights reserved.

This program is free software; you can redistribute it and/or modify
it under the terms of either:

a) the GNU General Public License as published by the Free Software
   Foundation; version 2, or

b) the "Artistic License" which comes with Perl.
