ref: c11957a7915d355d80ff7e6a21721ba05441ca29 dir: /dis/svc/net/
#!/dis/sh.dis -n load std or {ftest -e /net/dns} {ftest -e /env/emuhost} {ndb/dns} or {ftest -e /net/cs} {ndb/cs} svc/registry svc/styx