1© 1997-2002 by Greg Roelofs; based on an idea by Stefan Schneider. 2© 2009-2014 by Kornel Lesiński. 3 4All rights reserved. 5 6Redistribution and use in source and binary forms, with or without modification, 7are permitted provided that the following conditions are met: 8 91. Redistributions of source code must retain the above copyright notice, 10 this list of conditions and the following disclaimer. 11 122. Redistributions in binary form must reproduce the above copyright notice, 13 this list of conditions and the following disclaimer in the documentation 14 and/or other materials provided with the distribution. 15 16THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 17AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 19DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE 20FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 22SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 23CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 24OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 25OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 27- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 28 29© 1989, 1991 by Jef Poskanzer. 30 31Permission to use, copy, modify, and distribute this software and its 32documentation for any purpose and without fee is hereby granted, provided 33that the above copyright notice appear in all copies and that both that 34copyright notice and this permission notice appear in supporting 35documentation. This software is provided "as is" without express or 36implied warranty. 37