lint
update copyright notice
SECURITY PROBLEM: wierd values to -d could give you root!
4.4BSD snapshot (revision 8.1); add 1993 to copyright
Release 6
new copyright notice
install approved copyright notice
add Berkeley specific header
delete unneeded #include <ctype.h>
Resolve duplicate SccsId
Add copyright
4.2 release version
date and time created 82/08/08 00:37:36 by eric