CVS update by aidan packages/mule-packages/mule-ucs/lisp, un-define.el ...

[Stephen J. Turnbull]

Aidan Kehoe writes:

 > This patch works for me; what I don’t know is if
 > mule-lisp-directory is bound on a non-Mule XEmacs,

It's unconditionally DEFVAR_LISP'ed in emacs.c.