Library /sys$common/syshlp/uafhelp.hlb COPY, Qualifiers, /ENQLM  *Conan The Librarian (sorry for the slow response - running on an old VAX)

       /ENQLM=value

    Specifies the lock queue limit for the ENQLM field of the UAF
    record. The lock queue limit is the maximum number of locks that
    can be queued by the user at one time. The default is 200 on VAX
    systems and 2000 on Alpha systems.