> # apm can never work with MP.
> #
> 
> Is this a generic issue, or is it germane to NetBSD?  (i.e. can Linux
> and/or Windows manage it?)
> 
> Also, what's the extent of apm, really?  Does it just handle the truly
> advanced things, or does it also handle 'halt -p'?

I have seen Linux has some tweaks for apm on MP platforms but
basically ACPI should take over all the stuff which apm had.