Bug in csh (system 5 and system 3)

[Guy Harris]

>AT&T 6386E running Sys V/386 3.2 out of the box:
>
>	$ what /bin/csh
>	/bin/csh:
>		/bin/csh.sl 1.1 3.2 06/24/88 63059 AT&T-SF

Hmmm.  If they put it in for Xenix compatibility, perhaps it's the same
one that's in Xenix; is that one of the really horrible old creaky ones
that hasn't been properly stamped out?  (At least it'll probably be
stamped out in S5R4, and replaced with a proper 4.3BSD-or-later vintage
one.)