/sys$common/syshlp/helplib.hlb RTL Routines, LIB$, LIB$FREE_TIMER, Argument  *Conan The Librarian (sorry for the slow response - running on an old VAX)

 handle-address

    OpenVMS usage:address
    type:         longword (unsigned)
    access:       modify
    mechanism:    by reference

    Pointer to a block of storage containing the value returned by
    a previous call to LIB$INIT_TIMER; this is the storage that
    LIB$FREE_TIMER deallocates. The handle-address argument is the
    address of an unsigned longword containing that value.