1 /* 2 3 Copyright 1985, 1986, 1987 by the Massachusetts Institute of Technology 4 5 Permission to use, copy, modify, and distribute this 6 software and its documentation for any purpose and without 7 fee is hereby granted, provided that the above copyright 8 notice appear in all copies and that both that copyright 9 notice and this permission notice appear in supporting 10 documentation, and that the name of M.I.T. not be used in 11 advertising or publicity pertaining to distribution of the 12 software without specific, written prior permission. 13 M.I.T. makes no representations about the suitability of 14 this software for any purpose. It is provided "as is" 15 without express or implied warranty. 16 17 */ 18