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Copyright (C) 1992, 1993 Digital Equipment Corporation (D.E.C.)
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Copyright (C) 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994,
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1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
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2006, 2007, 2008, 2009, 2010 Massachusetts Institute of Technology
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2006, 2007, 2008, 2009, 2010, 2011 Massachusetts Institute of
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This software was developed at the Digital Equipment Corporation
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Cambridge Research Laboratory. Permission to copy this software, to