From: "gabriel rosenkoetter" <gr@eclipsed.net>
> So, perhaps it would be useful, but is this really a good idea?
>
> What would this console interrupt do, immediately drop you into
> single user mode? (Please, no.)
>
> Just halt what was presently going on? (That's a pretty nebulous
> concept...)

How about if it just calls sync() for you?  I certainly have seen
cases where you can't login, but the box is still pingable, etc.
(and it doesn't always have ddb in the kernel)

Can't do too much of a denial of service by pressing ctrl-alt-del
repeatedly. :)

-Andrew