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.
Submitted-By: David Leonard <d@scry.dstc.edu.au>
Obtained from: NetBSD
Note: XNSrouted and routed NOT imported here, they shall be imported with usr.sbin.