RE: how to use graphic-display-p and window-system

[Drew Adams]

> >> Nothing.  Using C-x @ [Ssachm], you can create pretty much any
> >> combination of key and modifiers in any frame.
> 
> > A bit off-topic, but there's no way to use C-x @ for 
> > multiple modifiers, right?  It's always annoyed me that
> > this doesn't seem to be possible...
> 
> I thought we installed a patch some times between Emacs-21 
> and Emacs-22 which fixed it.  but it does seem to fail, indeed.

And the doc (still) says that it is impossible.

And yes, it's off-topic. I did not ask how someone can use other keys to
simulate the use of modifiers.