How to disable x-server shutdown with ALT-F4

[Harold Hunt]

Alexander,

> It's miles away from the clean solution to enable configuration which key
> is passed to X and which is used in the server, but this one at
> least works.

Well, it solves the problem, so it is good enough.  :)

I'm build testing it now.  I'll submit your patch to XFree86 if it builds
and seems to operate, and I'll probably post a new Server Test Series
release so that people can poke at it.

Harold