Make WOL support do something that actually makes sense; effectively reverting most of the previous commit.  Fixes unaligned read from PCI config space as well.
Make WOL support do something that actually makes sense; effectively
reverting most of the previous commit.  Fixes unaligned read from PCI config
space as well.

ok & tested by stsp@

orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars