ref: 600bbfe4aaa9ad0f73d8d73eef1b7670e5f7d3a3
dir: /appl/svc/registry.sh/
#!/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?