HELPLIB.HLB  —  System Services, $DCLEXH  Argument
 desblk

    OpenVMS usage:exit_handler_block
    type:         longword (unsigned)
    access:       write
    mechanism:    by reference
    Exit handler control block. The desblk argument is the address of
    this control block.

    To view the control block diagram, see the VSI OpenVMS System
    Services Reference Manual.
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