Format: http://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Source: http://hedgewars.org/
Upstream-Contact: Andrey Korotaev <unC0Rr@gmail.com>, Igor Ulyanov aka Displacer <iulyanov@gmail.com>
 Repackaged, excluding non-DFSG files: #802829
Files-Excluded:	*/Droplet*.ogg

Files: *
Copyright:
        2004-2014 Andrey Korotaev <unC0Rr@gmail.com>
        2006-2008 Igor Ulyanov aka Displacer <iulyanov@gmail.com>
	2004-2014 Hedgewars Project
Comment:
 More information on file QTfrontend/res/html/about.html
License: GPL-2

Files: hedgewars/*
Copyright:
	2004-2013 Andrey Korotaev <unC0Rr@gmail.com>
	2011-2012 Richard Deurwaarder <xeli@xelification.com>
License: GPL-2

Files: hedgewars/LuaPas.pas
Copyright: 1994-2006 Tecgraf, PUC-Rio
License: MIT

Files: hedgewars/adler32.pas
Copyright: 2002-2009 Wolfgang Ehrhardt
License: zlib

Files: cmake_modules/TargetArch.cmake
Copyright:
	2012 Petroules Corporation
License: BSD-2-clause

Files: cmake_modules/FindOggVorbis.cmake
Copyright:
	2006 Richard Laerkaeng <richard@goteborg.utfors.se>
	2013 Vittorio Giovara <vittorio.giovara@gmail.com>
License: BSD-3-clause

Files: cmake_modules/FindSparkle.cmake
       cmake_modules/FindSDL2.cmake
       cmake_modules/FindLua.cmake
Copyright:
	2009-2013 Vittorio Giovara <vittorio.giovara@gmail.com>
	2003-2009 Kitware, Inc.
License: BSD-3-clause

Files: cmake_modules/FindGHC.cmake
Copyright: 2013 Vittorio Giovara <vittorio.giovara@gmail.com>
License: BSD-3-clause

Files: gameServer/Data/TConfig.hs
Copyright:
	2009 Anthony Simpson
License: BSD-3-clause

Files: misc/winutils/include/SDL*.h
Copyright: 1997-2012 Sam Lantinga
License: LGPL-2.1+

Files: misc/winutils/include/SDL_opengl.h
Copyright:
	1997-2012 Sam Lantinga
	1991-2004 Silicon Graphics, Inc.
License: LGPL-2.1+
Note: inside the file there is a refeference to license
 SGI Free Software License B, Version 1.1

Files: misc/winutils/include/zlib.h
       misc/winutils/include/zconf.h
Copyright: 1995-2010 Jean-loup Gailly and Mark Adler
License: zlib

Files: misc/winutils/include/png.h
       misc/winutils/include/pngconf.h
Copyright:
	1998-2012 Glenn Randers-Pehrson
	1996,1997 Andreas Dilger (Version 0.96)
	1995,1996 Guy Eric Schalnat, Group 42, Inc. (Version 0.88)
License: libpng

Files: misc/winutils/include/libav*
Copyright:
	2000-2002 Fabrice Bellard
	2006 Reimar Doeffinger
	2008 Peter Ross
	2006-2011 Mans Rullgard
	2011 Sebastien Zwickert
	2012 Justin Ruggles <justin.ruggles@gmail.com>
	2009 Baptiste Coudurier <baptiste.coudurier@gmail.com>
	2005-2008 Michael Niedermayer <michaelni@gmx.at>
	2006 Ryan Martell. (rdm4@martellventures.com)
	2008 NVIDIA
	2008-2009 Splitted-Desktop Systems
	2002-2010 Michael Niedermayer <michaelni@gmx.at>
	2003 Ivan Kalvachev
	2009 Laurent Aimar
License: LGPL-2.1+

Files: misc/winutils/include/GL/glut.h
Copyright:
	1994-1998 Mark J. Kilgard
License: glut
 This program is freely distributable without licensing fees  and is
 provided without guarantee or warrantee expressed or  implied. This
 program is -not- in the public domain.

Files: misc/libphysfs/*
Copyright:
	2001-2012 Ryan C. Gordon
License: zlib

Files: project_files/Android-build/SDL-android-project/*
       project_files/frontlib/*
Copyright:
	2011-2012 Richard Deurwaarder <xeli@xelification.com>
	2012      Simeon Maxein <smaxein@googlemail.com>
	2004-2013 Andrey Korotaev <unC0Rr@gmail.com>
License: GPL-2

Files: project_files/Android-build/CMakeLists.txt
Copyright: 2011 Richard Deurwaarder <xeli@xelification.com>
License: GPL-2

Files: project_files/Android-build/Licenses/*
Copyright: 2005-2008 The Android Open Source Project
License: Apache-2.0

Files: project_files/Android-build/Licenses/ini4j/NOTICE.txt
Copyright: 2005-2009 Ivan SZKIBA
License: Apache-2.0

Files: project_files/frontlib/base64/base64.c
       project_files/frontlib/base64/base64.h
Copyright:
	1999-2012 Free Software Foundation, Inc.
	2004-2012 Free Software Foundation, Inc. Written by Simon Josefsson.
License: GPL-2+

Files: project_files/frontlib/iniparser/*
Copyright:
	2000-2012 Nicolas Devillard
License: MIT

Files: project_files/frontlib/md5/md5.c
       project_files/frontlib/md5/md5.h
Copyright: 1999-2002 Aladdin Enterprises.
License: zlib

Files: project_files/Android-build/SDL-android-project/jni/SDL/src/core/android/SDL_android.cpp
       project_files/Android-build/SDL-android-project/jni/SDL/src/video/android/SDL_androidkeyboard.c
       project_files/Android-build/SDL-android-project/jni/SDL/src/file/SDL_rwops.c
Copyright: 1997-2012 Sam Lantinga <slouken@libsdl.org>
License: zlib

Files: misc/winutils/include/begin_code.h
       misc/winutils/include/close_code.h
Copyright: 1997-2012 Sam Lantinga
License: LGPL-2+

Files: project_files/cmdlineClient/cmdlineClient.c
Copyright:
	2012      Simeon Maxein <smaxein@googlemail.com>
License: GPL-2

Files: QTfrontend/*
Copyright:
	2004-2013 Andrey Korotaev <unC0Rr@gmail.com>
	2006-2012 Igor Ulyanov <iulyanov@gmail.com>
	2012-2013 Vittorio Giovara <vittorio.giovara@gmail.com>
	2009      Kristian Lehmann <email@thexception.net>
	2009      Martin Minarik <ttsmj@pokec.sk>
License: GPL-2

Files: QTfrontend/util/platform/NSWorkspace_RBAdditions.m
       QTfrontend/util/platform/NSWorkspace_RBAdditions.h
Copyright:
	2007 Rainer Brockerhoff
License: GPL-2

Files: QTfrontend/util/platform/AutoUpdater.cpp
       QTfrontend/util/platform/SparkleAutoUpdater.h
       QTfrontend/util/platform/AutoUpdater.h
Copyright:
	2008 Remko Troncon
License: GPL-2

Files: QTfrontend/util/platform/M3InstallController.*
Copyright: 2006-2009 M Cubed Software (util/platform/)
License: MIT

Files: tools/support/dmg-license.py
Copyright: 2011 Jared Hobbs
License: MIT

Files: share/hedgewars/Data/Scripts/Multiplayer/Continental_supplies.lua
Copyright: 2012 Vatten
License: MIT

Files: share/hedgewars/Data/Graphics/*
Copyright:
	2004, 2005, 2006 Andrey Korotaev <unC0Rr@gmail.com>
License: GFDL-1.3

Files: share/hedgewars/Data/Graphics/Graves/*
Copyright:
	2005 Alexey Andreev <grayfox@inbox.ru>
License: GFDL-1.3

Files: share/hedgewars/Data/Themes/Olympics/*
Copyright:
	2009 Guillaume Englert <genglert@hybird.org>
License: GFDL-1.3

Files: share/hedgewars/Data/Themes/Cave/*
Copyright:
	2011 Guillaume Englert <genglert@hybird.org>
License: GFDL-1.3

Files: share/hedgewars/Data/Sounds/*
Copyright:
	2004, 2005, 2006 Andrey Korotaev <unC0Rr@gmail.com>
License: GFDL-1.3

Files: share/hedgewars/Data/Maps/Cheese/*
       share/hedgewars/Data/Themes/Cheese/*
Copyright:
	based on Wormux map "cheese" by Anthony Carré <yeknan AT yahoo DOT fr>
License: GFDL-1.3

Files: tools/w32DownloadUnzip.vbs
Copyright:
	2012     Vittorio Giovara <vittorio.giovara@gmail.com> (w32DownloadUnzip.vbs)
License: BSD-3-clause

Files: misc/libphysfs/archiver_wad.c
Copyright:
	written by Travis Wells, based on work from Ryan C. Gordon
License: zlib

Files: misc/liblua/*
Copyright: 1994-2008 Lua.org, PUC-Rio.
License: MIT

Files: share/hedgewars/Data/Fonts/DejaVuSans-Bold.ttf
Copyright: 2003 by Bitstream
License: fonts
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of the fonts accompanying this license ("Fonts") and associated documentation
 files (the "Font Software"), to reproduce and distribute the Font Software,
 including without limitation the rights to use, copy, merge, publish,
 distribute, and/or sell copies of the Font Software, and to permit persons to
 whom the Font Software is furnished to do so, subject to the following
 conditions:
 .
 The above copyright and trademark notices and this permission notice shall be
 included in all copies of one or more of the Font Software typefaces.
 .
 The Font Software may be modified, altered, or added to, and in particular the
 designs of glyphs or characters in the Fonts may be modified and additional
 glyphs or characters may be added to the Fonts, only if the fonts are renamed
 to names not containing either the words "Bitstream" or the word "Vera".
 .
 This License becomes null and void to the extent applicable to Fonts or Font
 Software that has been modified and is distributed under the "Bitstream Vera"
 names.
 .
 The Font Software may be sold as part of a larger software package but no copy
 of one or more of the Font Software typefaces may be sold by itself.
 .
 THE FONT SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 OR IMPLIED, INCLUDING BUT NOT LIMITED TO ANY WARRANTIES OF MERCHANTABILITY,
 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF COPYRIGHT, PATENT,
 TRADEMARK, OR OTHER RIGHT. IN NO EVENT SHALL BITSTREAM OR THE GNOME
 FOUNDATION BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, INCLUDING ANY
 GENERAL, SPECIAL, INDIRECT, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, WHETHER IN
 AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF THE USE OR
 INABILITY TO USE THE FONT SOFTWARE OR FROM OTHER DEALINGS IN THE FONT
 SOFTWARE.
 .
 Except as contained in this notice, the names of Gnome, the Gnome Foundation,
 and Bitstream Inc., shall not be used in advertising or otherwise to promote
 the sale, use or other dealings in this Font Software without prior written
 authorization from the Gnome Foundation or Bitstream Inc., respectively.
 For further information, contact: fonts at gnome dot org.

Files: share/hedgewars/Data/Fonts/wqy-zenhei.ttc
Copyright: 2002-2008 M+ FONTS PROJECT
License: GPL-2
Note: Upstream adds a font embedding exception listed below
 As a special exception, if you create a document which uses this
 font, and embed this font or unaltered portions of this font into
 the document, this font does not by itself cause the resulting
 document to be covered by the GNU General Public License.  This
 exception does not however invalidate any other reasons why the
 document might be covered by the GNU General Public License.  If you
 modify this font, you may extend this exception to your version of
 the font, but you are not obligated to do so.  If you do not wish to
 do so, delete this exception statement from your version.

Files: debian/*
Copyright: 2006      Dmitry E. Oboukhov <unera@debian.org>
           2012-2015 Gianfranco Costamagna <locutusofborg@debian.org>
License: GPL-2

License: GPL-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; version 2 of the License.
 .
 This program is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 .
 You should have received a copy of the GNU General Public License along
 with this program; if not, write to the Free Software Foundation, Inc.,
 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 .
 On Debian systems, the full text of the GNU General Public
 License version 2 can be found in the file
 `/usr/share/common-licenses/GPL-2'.

License: GPL-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.
 .
 This program is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 GNU General Public License for more details.
 .
 You should have received a copy of the GNU General Public License along
 with this program; if not, write to the Free Software Foundation, Inc.,
 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 .
 On Debian systems, the complete text of the GNU General Public License
 can be found in /usr/share/common-licenses/GPL-2 file.

License: GFDL-1.3
 Permission is granted to copy, distribute and/or modify this document
 under the terms of the GNU Free Documentation License, Version 1.3
 published by the Free Software Foundation; with no Invariant Sections,
 no Front-Cover Texts, and no Back-Cover Texts.
 .
 A copy of the license should be found with this document. If you did
 not obtain the license, it can be found at
 http://www.gnu.org/licenses/fdl.html.
 .
 On Debian systems, the complete text of the GFDL-1.3
 license can be found in `/usr/share/common-licenses/GFDL-1.3`.

License: Apache-2.0
 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
 You may obtain a copy of the License at
 .
  http://www.apache.org/licenses/LICENSE-2.0
 .
 Unless required by applicable law or agreed to in writing, software
 distributed under the License is distributed on an "AS IS" BASIS,
 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
 .
 On Debian systems, the full text of the Apache License
 can be found in the file `/usr/share/common-licenses/Apache-2.0'.

License: LGPL-2.1+
 This library is free software; you can redistribute it and/or
 modify it under the terms of the GNU Lesser General Public
 License as published by the Free Software Foundation; either
 version 2.1 of the License, or (at your option) any later version.
 .
 This library is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 Lesser General Public License for more details.
 .
 You should have received a copy of the GNU Lesser General Public
 License along with this library; if not, write to the Free Software
 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
 .
 On Debian systems, the complete text of the GNU Lesser General Public License
 can be found in `/usr/share/common-licenses/LGPL-2.1'.

License: LGPL-2+
 This library is free software; you can redistribute it and/or
 modify it under the terms of the GNU Library General Public
 License as published by the Free Software Foundation; either
 version 2 of the License, or (at your option) any later version.
 .
 This library is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 Library General Public License for more details.
 .
 You should have received a copy of the GNU Library General Public
 License along with this library; if not, write to the Free Software
 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 .
 On Debian systems, the complete text of the GNU Lesser General Public License
 can be found in `/usr/share/common-licenses/LGPL-2'.

License: MIT
 The MIT License
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
 in the Software without restriction, including without limitation the rights to
 use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
 of the Software, and to permit persons to whom the Software is furnished to do
 so, subject to the following conditions:
 .
 The above copyright notice and this permission notice shall be included in all
 copies or substantial portions of the Software.
 .
 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 PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 SOFTWARE.

License: BSD-2-clause
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions
 are met:
 1. Redistributions of source code must retain the above copyright
    notice immediately at the beginning of the file, without modification,
    this list of conditions, and the following disclaimer.
 2. Redistributions in binary form must reproduce the above copyright
    notice, this list of conditions and the following disclaimer in the
    documentation and/or other materials provided with the distribution.
 .
 THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
 ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 SUCH DAMAGE.

License: BSD-3-clause
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions
 are met:
 1. Redistributions of source code must retain the above copyright
    notice, this list of conditions and the following disclaimer.
 2. Redistributions in binary form must reproduce the above copyright
    notice, this list of conditions and the following disclaimer in the
    documentation and/or other materials provided with the distribution.
 3. Neither the name of the University nor the names of its contributors
    may be used to endorse or promote products derived from this software
    without specific prior written permission.
 .
 THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 SUCH DAMAGE.

License: zlib
 This software is provided 'as-is', without any express or implied
 warranty.  In no event will the authors be held liable for any damages
 arising from the use of this software.
 .
 Permission is granted to anyone to use this software for any purpose,
 including commercial applications, and to alter it and redistribute it
 freely, subject to the following restrictions:
 .
 1. The origin of this software must not be misrepresented; you must not
    claim that you wrote the original software. If you use this software
    in a product, an acknowledgment in the product documentation would be
    appreciated but is not required.
 2. Altered source versions must be plainly marked as such, and must not be
    misrepresented as being the original software.
 3. This notice may not be removed or altered from any source distribution.

License: libpng
 libpng versions 1.2.6, August 15, 2004, through 1.5.13, September 27, 2012, are
 Copyright (c) 2004, 2006-2012 Glenn Randers-Pehrson, and are
 distributed according to the same disclaimer and license as libpng-1.2.5
 with the following individual added to the list of Contributing Authors:
 .
     Cosmin Truta
 .
 libpng versions 1.0.7, July 1, 2000, through 1.2.5, October 3, 2002, are
 Copyright (c) 2000-2002 Glenn Randers-Pehrson, and are
 distributed according to the same disclaimer and license as libpng-1.0.6
 with the following individuals added to the list of Contributing Authors:
 .
     Simon-Pierre Cadieux
     Eric S. Raymond
     Gilles Vollant
 .
 and with the following additions to the disclaimer:
 .
   There is no warranty against interference with your enjoyment of the
   library or against infringement.  There is no warranty that our
   efforts or the library will fulfill any of your particular purposes
   or needs.  This library is provided with all faults, and the entire
   risk of satisfactory quality, performance, accuracy, and effort is with
   the user.
   .
 libpng versions 0.97, January 1998, through 1.0.6, March 20, 2000, are
 Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson, and are
 distributed according to the same disclaimer and license as libpng-0.96,
 with the following individuals added to the list of Contributing Authors:
 .
   Tom Lane
   Glenn Randers-Pehrson
   Willem van Schaik
 .
 libpng versions 0.89, June 1996, through 0.96, May 1997, are
 Copyright (c) 1996, 1997 Andreas Dilger
 Distributed according to the same disclaimer and license as libpng-0.88,
 with the following individuals added to the list of Contributing Authors:
 .
   John Bowler
   Kevin Bracey
   Sam Bushell
   Magnus Holmgren
   Greg Roelofs
   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.
