Removes entries from the DCE Authorization file (DCE$UAF)
 that do not have a matching entry in the System Authorization file
 (SYSUAF).  Note that the ANALYZE/DCEUAF command lists the records that
 are candidates for purging.

    PURGE

       Qualifiers            Defaults

       /[NO]CONFIRM          /NOCONFIRM
       /[NO]LOG              /LOG
       /[NO]WARNING          /WARNING