/sys$common/syshlp/helplib.hlb EXCHANGE, DIRECTORY, Qualifiers, /ALL  *Conan The Librarian (sorry for the slow response - running on an old VAX)

       /ALL
       /NOALL

    Lists all deleted or unused files on an RT-11 volume, in addition
    to other files selected by the command. For example, the
    following command lists all MACRO source files, in addition to
    deleted and unused files:

    EXCHANGE> DIRECTORY DMA0:*.MAC/ALL