Copyright (c) 2006, Industrial Light & Magic, a division of Lucasfilm
Entertainment Company Ltd.  Portions contributed and copyright held by
others as indicated.  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
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    * Redistributions in binary form must reproduce the above
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      disclaimer in the documentation and/or other materials provided with
      the distribution.

    * Neither the name of Industrial Light & Magic nor the names of
      any other contributors to this software may be used to endorse or
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PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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