bug#36494: 27.0.50; [Proposition] New option to scroll up regardless of eob

[Drew Adams]

> > (global-set-key [S-down] (lambda () (interactive) (scroll-up   1)))
> > (global-set-key [S-up]   (lambda () (interactive) (scroll-down 1)))
> >
> > (But named functions are better than anonymous ones, for key binding.
> > And yes, it would be good to let a numeric prefix arg scroll that
> > many lines.)
> 
> I think you're looking for scroll-up-line and scroll-down-line
> (introduced in 24.1).

Exactly.  (I use the above also with old Emacs releases,
and didn't bother to define a named command for it.)