| Copyright 1992, 1993, 1994 Henry Spencer. All rights reserved. |
| This software is not subject to any license of the American Telephone and Telegraph Company or of the Regents of the University of California. |
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| Permission is granted to anyone to use this software for any purpose on any computer system, and to alter it and redistribute it, subject to the following restrictions: |
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| 1. The author is not responsible for the consequences of use of this software, no matter how awful, even if they arise from flaws in it. |
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| 2. The origin of this software must not be misrepresented, either by explicit claim or by omission. Since few users ever read sources, credits must appear in the documentation. |
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| 3. Altered versions must be plainly marked as such, and must not be misrepresented as being the original software. Since few users ever read sources, credits must appear in the documentation. |
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| 4. This notice may not be removed or altered. |