-Copyright (c) Ian F. Darwin 1986, 1987.
+Copyright (c) Ian F. Darwin 1986, 1987, 1989, 1990.
Written by Ian F. Darwin.
-This software is not subject to any license of the American Telephone
-and Telegraph Company or of the Regents of the University of California.
+This software is not subject to and may not be made subject to any
+license of the American Telephone and Telegraph Company, Sun
+Microsystems Inc., Digital Equipment Inc., Lotus Development Inc., the
+Regents of the University of California, The X Consortium or MIT, or
+The Free Software Foundation.
+
+This software is not subject to any export provision of the United States
+Department of Commerce, and may be exported to any country or planet.
Permission is granted to anyone to use this software for any purpose on
any computer system, and to alter it and redistribute it freely, subject