NetBSD master CVS tree commits

[source%NetBSD.ORG@localhost]

pk
Mon May 19 15:09:00 PDT 1997
Update of /cvsroot/src/sys/dev
In directory netbsd1:/var/slash-tmp/cvs-serv7003

Modified Files:
        vnd.c 
Log Message:
Avoid negative values for `b_dirtyend' and `b_validend'.