Copyright for keyctl.2:
Copyright (C) 2006 Red Hat, Inc. All Rights Reserved. Written by David Howells (firstname.lastname@example.org)
License for keyctl.2:
This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.