/*
 * COPYRIGHT NOTICE, DISCLAIMER, AND LICENSE:
 *
 * If you have modified this source, you may insert additional notices
 * immediately after this sentence.
 *
 * Copyright (C) 1998-2002,2006 Glenn Randers-Pehrson (glennrp@users.sf.net)
 * Copyright (C) 2005      Greg Roelofs
 *
 * The pngcrush computer program is supplied "AS IS".  The Author disclaims all
 * warranties, expressed or implied, including, without limitation, the
 * warranties of merchantability and of fitness for any purpose.  The
 * Author assumes no liability for direct, indirect, incidental, special,
 * exemplary, or consequential damages, which may result from the use of
 * the computer program, even if advised of the possibility of such damage.
 * There is no warranty against interference with your enjoyment of the
 * computer program or against infringement.  There is no warranty that my
 * efforts or the computer program will fulfill any of your particular purposes
 * or needs.  This computer program is provided with all faults, and the entire
 * risk of satisfactory quality, performance, accuracy, and effort is with
 * the user.
 *
 * Permission is hereby irrevocably granted to everyone to use, copy, modify,
 * and distribute this source code, or portions hereof, or executable programs
 * compiled from it, for any purpose, without payment of any 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, disclaimer, and license may not be removed
 *    or altered from any source or altered source distribution.
 */