Copyright (C) Jarkko Hietaniemi, 1998. All Rights Reserved. This program is free software; you can redistribute it and/or modify it under the terms of either: a) the GNU Library General Public License as published by the Free Software Foundation; either version 1, or (at your option) any later version, or b) the "Artistic License"; the original version of which is released with the Perl distribution. These licenses come with the software as files "LGPL" and "Artistic". Other free software licensing schemes are negotiable. Furthermore: (1) This software is provided as-is, without warranties or obligations of any kind. (2) You shall include this copyright notice intact in all copies and derived materials.