Sean Doran writes:
> Ok, it's neat that it works, but, uhm, it would be neater
> if a "halt" would cause the emission of a FIN_ACK...

That's a rather hard problem.  At the time where "doshutdownhooks"
gets called in most ports, interrupts have already been stopped and
you're past the point where you could reasonably handle that
cleanly. Before that, of course, you need to finish your last sync...

Perry