If dnsquery has to mount /srv/dns, it gets a bit confused:
term% unmount /srv/dns /net
term% ndb/dnsquery
can't open /net: '/net' dns: permission denied
term% ndb/dnsquery
> A rare circumstance because /lib/namespace does 'mount -a /srv/dns /net', but I stumbled on it while taking different networks up and down. Patch submitted.
