Fix Needed for 4.2 Pseudo-Tty Driver

[chris at umcp-cs.UUCP]

Don't use TIOCREMOTE.  Instead, write the current EOF character to
the PTY.  (Of course there may not *be* a current EOF character, but
the alternative is to fix TIOCREMOTE....)
-- 
In-Real-Life: Chris Torek, Univ of MD Comp Sci (301) 454-7690
UUCP:	{seismo,allegra,brl-bmd}!umcp-cs!chris
CSNet:	chris at umcp-cs		ARPA:	chris at maryland