NetBSD master CVS tree commits

[source%NetBSD.ORG@localhost]

mikel
Mon Jul  7 23:37:17 PDT 1997
Update of /cvsroot/src/usr.sbin/vnconfig
In directory netbsd1:/var/slash-tmp/cvs-serv17077

Modified Files:
        vnconfig.c 
Log Message:
check geometry string more carefully; from Enami Tsugutomo in PR bin/3809.
free string from rawdevice(); part of Enami's PR bin/3810
include <unistd.h> for close() prototype, prototype config(), and
  other misc. cleanup