The distribution and use of the CGNS software is covered by the
following license:

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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.
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This license is borrowed from the zlib/libpng License:

    http://www.opensource.org/licenses/zlib-license.php

and supercedes the GNU Lesser General Public License (LGPL) which
previously governed the use and distribution of the software.

For details on the policy governing the distribution of the CGNS
standard and software see:

    http://www.grc.nasa.gov/www/cgns/charter/principles.html