Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/ Upstream-Name: libpri Source: https://downloads.asterisk.org/pub/telephony/libpri/ Files: * Copyright: 2001-2010, Digium, Inc. License: GPL-2 Files: debian/* Copyright: 2005-2007, Kilian Kraus <kilian@debian.org> 2005-2013, Mark Purcell <msp@debian.org> 2005-2018, Tzafrir Cohen <tzafrir@debian.org> 2007-2011, Faidon Liambotis <paravoid@debian.org> 2014, Jeremy Lainé <jeremy.laine@m4x.org> License: GPL-2 License: GPL-2 This program is free software, distributed under the terms of the GNU General Public License Version 2 as published by the Free Software Foundation. See the LICENSE file included with this program for more details. . In addition, when this program is distributed with Asterisk in any form that would qualify as a 'combined work' or as a 'derivative work' (but not mere aggregation), you can redistribute and/or modify the combination under the terms of the license provided with that copy of Asterisk, instead of the license terms granted here. . On a Debian system you can find a copy of the GNU General Public License Version 2 at /usr/share/common-licenses/GPL-2 .