add Kerberos ifdefs, marc's posix job control stuff, and handle

add -l flag to turn off rhosts

rmut was probably AT&T; nothing else is, add Berkeley specific copyright

use library version of rmut

remove vhangup on exit

fix security problem with pty's

don't accept connections from ports below 512

eliminate race in cleanup (4.3BSD/etc/49 from Jeff Smith <aat@j.cc.purdue.edu>)

must be word aligned

use select on exceptional condition on pty to detect flush faster

only need to indicate window knowledge in oob messages
until we get a response; close hole in message after control correctly;
remove sun grot and other useless code

be more social about killing attached processes (vhangup takes care of it)
(from sun!guy)

take responsibility for reseting window size when first opening pty;
send window size capability in every oob message in case first is lost

facilities in syslog

merge of Suns changes

update from Sun

branch-place-holder

pass through internet number if gethostbyaddr() fails (check in for kjd)

disconnect from terminal completely

use one read of utmp and use O_APPEND for wtmp to avoid races
(from ks@purdue-ecn)

Add copyright

correct comment now that I (believe) I understand ...

ignore SIGTTOU to avoid problems with csh changing prgrps (when
performing TIOCSWINSZ)

handle propagated window size changes

use syslog for error messages