sha1sum
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SHA-1 Message-Digest Algorithm

Copyright (C) 1998, 1999, 2000, 2001 Free Software Foundation, Inc.

Copyright (C) 2004 g10 Code GmbH


This program is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free Software
Foundation; either version 2, or (at your option) any later version.