SDL:

Please include this notice with the runtime environment:

This library is distributed under the terms of the GNU LGPL license:
http://www.gnu.org/copyleft/lesser.html

The source is available from the libraries page at the SDL website:
http://www.libsdl.org/


Fixed point library (http://www.trenki.net/):

Copyright (c) 2007, Markus Trenkwalder

Portions taken from the Vicent 3D rendering library
Copyright (c) 2004, David Blythe, Hans Martin Will

All rights reserved.

Redistribution and use in source and binary forms, with or without 
modification, are permitted provided that the following conditions are met:

* Redistributions of source code must retain the above copyright notice, 
  this list of conditions and the following disclaimer.

* 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.

* Neither the name of the library's copyright owner 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 COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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