| Cube game engine source code, 20 dec 2003 release. |
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| Copyright (C) 2001-2003 Wouter van Oortmerssen. |
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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. |
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| 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: |
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| 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. |
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| 2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software. |
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| 3. This notice may not be removed or altered from any source distribution. |
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| additional clause specific to Cube: |
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| 4. Source versions may not be "relicensed" under a different license without my explicitly written permission. |