19.1 Network Initialization
/dev/root / efs rw,raw=/dev/rroot 0 0
mail_server:/var/spool/mail /var/mail nfs hard,bg,intr,noac 0 0
home_server:/home/frank /usr/people/frank nfs hard,bg,intr 0 0
file_server:/usr/local /usr/local nfs ro,hard,bg,intr 0 0
Here, for a local device the raw partition is specified as one of the mount options.