4. Where an order has been made under Rule 1 —
for the examination of any person before the Registrar or some other person (referred to in this Rule and Rules 5 to 14 as the examiner); or
for the cross-examination before the examiner of any person who has made an affidavit which is to be used in any cause or matter,
the attendance of that person before the examiner and the production by him of any document at the examination may be enforced by subpoena in like manner as the attendance of a witness and the production by a witness of a document at a trial may be enforced.