On Sat, Jun 15, 2019 at 6:44 AM Stefan Monnier <monnier@iro.umontreal.ca> wrote:
>
> > -;; Added  for lucid emacs  compatibility, db
> > -(or (fboundp 'defalias)  (fset 'defalias 'fset))
> > -
> > -;; suggested for lucid compatibility by david hughes:
> > -(or (fboundp 'frame-height)  (defalias 'frame-height 'screen-height))
>
> Wow!

I not only used Lucid emacs, I worked with Leonard Zubkoff [1] to add support
in the Apollo Computer's PRISM architecture for Lucid Lisp's low bit tagging [2].

/john

[1] http://dandelion.sourceforge.net/tribute.html
[2] https://patents.google.com/patent/US5045992