* This software is based in part on the work of the Independent JPEG Group
* This product uses software program which is distributed under the zlib/png license.
GNU GENERAL PUBLIC LICENSE(Apple OS Exception Case) for MAC Driver
This product uses software program which is distributed under the GPL license with a Apple OS Exception .
You can see this Exception text at http://www.cups.org/documentation.php/license.html.
GPL software with a Apple OS Exception: CUPS
<Apple OS Exception text>
In addition, as the copyright holder of CUPS, Apple Inc. grants the following special exceptions:
Apple Operating System Development License Exception;
Software that is developed by any person or entity for an Apple Operating System ("Apple OS-Developed
Software"), including but not limited to Apple and third party printer drivers, filters, and backends for an Apple
Operating System, that is linked to the CUPS imaging library or based on any sample filters or backends
provided with CUPS shall not be considered to be a derivative work or collective work based on the CUPS
program and is exempt from the mandatory source code release clauses of the GNU GPL. You may therefore
distribute linked combinations of the CUPS imaging library with Apple OS-Developed Software without releasing
the source code of the Apple OS-Developed Software. You may also use sample filters and backends provided
with CUPS to develop Apple OS-Developed Software without releasing the source code of the Apple OS-
An Apple Operating System means any operating system software developed and/or marketed by Apple
Computer, Inc., including but not limited to all existing releases and versions of Apple's Darwin, Mac OS X, and
Mac OS X Server products and all follow-on releases and future versions thereof.
This exception is only available for Apple OS-Developed Software and does not apply to software that is
distributed for use on other operating systems.
All CUPS software that falls under this license exception have the following text at the top of each source file:
This file is subject to the Apple OS-Developed Software exception.
Version 2, June 1991
Copyright (C) 1989, 1991 Free Software Foundation, Inc.
59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
Everyone is permitted to copy and distribute verbatim copies of this license
document, but changing it is not allowed.
The licenses for most software are designed to take away your freedom to
share and change it. By contrast, the GNU General Public License is intended
to guarantee your freedom to share and change free software--to make sure
the software is free for all its users. This General Public License applies