- 'under the same (?:terms|license) as perl itself' => 'perl',
- 'GNU public license' => 'gpl',
- 'GNU lesser public license' => 'gpl',
- 'BSD license' => 'bsd',
- 'Artistic license' => 'artistic',
- 'GPL' => 'gpl',
- 'LGPL' => 'lgpl',
- 'BSD' => 'bsd',
- 'Artistic' => 'artistic',
- 'MIT' => 'MIT',
+ 'under the same (?:terms|license) as perl itself' => 'perl', 1,
+ 'GNU public license' => 'gpl', 1,
+ 'GNU lesser public license' => 'gpl', 1,
+ 'BSD license' => 'bsd', 1,
+ 'Artistic license' => 'artistic', 1,
+ 'GPL' => 'gpl', 1,
+ 'LGPL' => 'lgpl', 1,
+ 'BSD' => 'bsd', 1,
+ 'Artistic' => 'artistic', 1,
+ 'MIT' => 'mit', 1,
+ 'proprietary' => 'proprietary', 0,