K 10 svn:author V 4 nyan K 8 svn:date V 27 1999-10-27T12:40:20.000000Z K 7 svn:log V 174 Fix potential panic by illegal increment of wfdnlun. Submitted by: chi@bd.mbn.or.jp (Chiharu Shibata) Reviewed by: Junichi Satoh (the original author) END