K 10 svn:author V 3 joe K 8 svn:date V 27 2002-01-02T18:28:45.000000Z K 7 svn:log V 196 Sync with NetBSD: date: 2000/02/29 21:37:01; author: augustss; state: Exp; Distinguish between device and interface classes. (I finally found a document that said that they were different.) END