4.4BSD snapshot (revision 8.1); add 1993 to copyright
Add include files to get prototype declarations, and fix bugs found.
new copyright notice
call setttyent() before calling getttyent(); bug report 4.3BSD-tahoe/lib/30
from scratch; add Berkeley specific header
added LIBC_SCCS condition for sccs ids
Add copyright
remove unused register variable.
new versions which use getttyent(3).
eliminate 1 character reads
date and time created 80/12/21 16:40:27 by wnj