gif/faith/stf moved to 0xfN entries, since their previous location
is allocated to some other interfaces.
Also add the IFT_PVC, which is the ATM PVC subinterface from ALTQ.
This also syncs us up a bit to NetBSD again.
This change requires a total recompilation of all kmem users, as
itojun told me.
Next in line is synching to the IANI SMI list.
Approved by: itojun
This will make a number of things easier in the future, as well as (finally!)
avoiding the Id-smashing problem which has plagued developers for so long.
Boy, I'm glad we're not using sup anymore. This update would have been
insane otherwise.