CURSORPOS 'S, 'R

[RWK at MIT-MC (Robert W. Kerns)]

These are documented as working, and I'm pretty sure they used to
work.  I also can't think of any valid reason for LISP using them
internally.  I think they should be made to work properly.  Certainly
LISP did not consistantly think they DIDN'T work, either.  Certainly
Q and P should work...