|Copyright 1987 by the Student Information Processing Board
| of the Massachusetts Institute of Technology
|Permission to use, copy, modify, and distribute this software
|and its documentation for any purpose and without fee is
|hereby granted, provided that the above copyright notice
|appear in all copies and that both that copyright notice and
|this permission notice appear in supporting documentation,
|and that the names of M.I.T. and the M.I.T. S.I.P.B. not be
|used in advertising or publicity pertaining to distribution
|of the software without specific, written prior permission.
|M.I.T. and the M.I.T. S.I.P.B. make no representations about
|the suitability of this software for any purpose. It is
|provided "as is" without express or implied warranty.