ref: a1f34e76f6a637a62b33260f17e81d0d992d3e27
dir: /sys/lib/rootbind/
bind `{pwd} /n/src9
if(test -x /n/src9/$cputype/bin/bind)
	bind /n/src9/$cputype/bin /bin
bind -a /n/src9/rc/bin /bin
bind /lib/ndb /n/src9/lib/ndb
for(i in $objtype rc acme mail sys lib cron){bind -c /n/src9/$i /$i}