1This software is not subject to any license of the American Telephone 2and Telegraph Company or of the Regents of the University of California. 3 4Permission is granted to anyone to use this software for any purpose on 5any computer system, and to alter it and redistribute it, subject 6to the following restrictions: 7 81. The author is not responsible for the consequences of use of this 9 software, no matter how awful, even if they arise from flaws in it. 10 112. The origin of this software must not be misrepresented, either by 12 explicit claim or by omission. Since few users ever read sources, 13 credits must appear in the documentation. 14 153. Altered versions must be plainly marked as such, and must not be 16 misrepresented as being the original software. Since few users 17 ever read sources, credits must appear in the documentation. 18 194. This notice may not be removed or altered. 20