Library /sys$common/syshlp/lse$clihelp.hlb SET, CMS, Qualifiers, /HISTORY  *Conan The Librarian (sorry for the slow response - running on an old VAX)

       /HISTORY
       /NOHISTORY

    Controls whether CMS includes the element history in the file if
    the element has the history attribute and if a CMS FETCH or CMS
    RESERVE operation is performed. The initial setting is /HISTORY.