110
Notice Concerning Software Governed by the GNU GPL/LGPL
Appendix
Tom Tanner
libpng versions 0.5, May 1995, through 0.88, January 1996, are Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
For the purposes of this copyright and license, “Contributing Authors” is defined as the following set of individuals:
Andreas Dilger
Dave Martindale
Guy Eric Schalnat
Paul Schmidt
Tim Wegner
The PNG Reference Library is supplied “AS IS”. The Contributing Authors and Group 42, Inc. disclaim all warranties,
expressed or implied, including, without limitation, the warranties of merchantability and of fitness for any purpose. The
Contributing Authors and Group 42, Inc. assume no liability for direct, indirect, incidental, special, exemplary, or
consequential damages, which may result from the use of the PNG Reference Library, even if advised of the possibility of
such damage.
Permission is hereby granted to use, copy, modify, and distribute this source code, or portions hereof, for any purpose,
without fee, subject to the following restrictions:
1. The origin of this source code must not be misrepresented.
2. Altered versions must be plainly marked as such and must not be misrepresented as being the original source.
3. This Copyright notice may not be removed or altered from any source or altered source distribution.
The Contributing Authors and Group 42, Inc. specifically permit, without fee, and encourage the use of this source code as
a component to supporting the PNG file format in commercial products. If you use this source code in a product,
acknowledgment is not required but would be appreciated.
A “png_get_copyright” function is available, for convenient use in “about” boxes and the like:
printf("%s",png_get_copyright(NULL));
Also, the PNG logo (in PNG format, of course) is supplied in the files “pngbar.png” and “pngbar.jpg” (88x31) and
“pngnow.png” (98x31).
Libpng is OSI Certified Open Source Software. OSI Certified Open Source is a certification mark of the Open Source
Initiative.
Glenn Randers-Pehrson
glennrp at users.sourceforge.net
This product includes software libcurl to which the license below applies.
Please note that we cannot respond to inquiries regarding the content of the source code.
Copyright (c) 1996 - 2010, Daniel Stenberg, <daniel@haxx.se>.
All rights reserved.
Permission to use, copy, modify, and distribute this software for any purpose with or without fee is hereby granted, provided
that the above copyright notice and this permission notice appear in all copies.
THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,FITNESS FOR A
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