Library /sys$common/syshlp/dns$cphelp.hlb show, dns, clerk, remote_clearinghouse, prepositional_phrases  *Conan The Librarian (sorry for the slow response - running on an old VAX)

 You can affect the content of command output by using prepositional
 phrases. Be sure to precede the following prepositional phrase with
 a comma and a space:

 with attribute [relop] value

 When used with a wildcard clearinghouse-name, limits the output only
 to directories whose specified attributes have certain values.