ref: d2d1396f315b02900bd46a776b4837ad74f0795c
dir: /dis/svc/registry/
#!/dis/sh.dis -n load std or {ftest -f /mnt/registry/new} { db=() and {ftest -f /lib/ndb/registry} {db=(-f /lib/ndb/registry)} mount -A -c {ndb/registry $db} /mnt/registry } listen -v 'tcp!*!registry' {export /mnt/registry&} # -n?