;;; Copyright (c) 1989-99 Mark Kantrowitz. All rights reserved.
;;;               1999    Mark Kantrowitz and Marco Antoniotti. All
;;;                       rights reserved.

;;; Use and copying of this software and preparation of derivative works
;;; based upon this software are permitted, so long as the following
;;; conditions are met:
;;;      o this copyright notice and this entire notice are included
;;;        intact and prominently carried on all copies and supporting
;;;        documentation.
;;;     o  If you modify this software, you must cause the modified
;;;        file(s) to carry prominent notices (a Change Log)
;;;        describing the changes, who made the changes, and the date
;;;        of those changes.
;;; This software is made available AS IS, and no warranty is made or
;;; implied about the software or its performance in any condition of
;;; use.
