Copyright 1993, 1994 University of British Columbia

Permission to use, copy, modify, distribute, and sell this software and its
documentation for any purpose is hereby granted without fee, provided that
the above copyright notice appears in all copies and that both that
copyright notice and this permission notice appear in supporting
documentation. UBC makes no representations about the suitability of this
software for any purpose. It is provided "as is" without express or
implied warranty.
