Adjusts a process's current working set limit by the specified
    number of pagelets (on Alpha or Integrity server systems) and
    returns the new value to the caller. The working set limit
    specifies the maximum number of process pagelets that can be
    resident in physical memory.

    On Alpha and Integrity server systems, this service accepts 64-
    bit addresses.

    Format

      SYS$ADJWSL  [pagcnt] ,[wsetlm]

    C Prototype

      int sys$adjwsl  (int pagcnt, unsigned int *wsetlm);