Library /sys$common/syshlp/latcp$help.hlb DELETE, QUEUE_ENTRY, Parameter  *Conan The Librarian (sorry for the slow response - running on an old VAX)

 queue-entry-id

    Specifies the identification number (ID) of the queued entry that
    you want to delete.

    Use the SHOW QUEUE_ENTRY command to view the list of queued
    entries and their IDs.