VMS Help  —  RTL Routines, LIB$  LIB$I64_SET_GR
    (I64 only.) The Copy Invocation Block General Register routine
    writes the invocation context block general register.

    Format

      LIB$I64_SET_GR   invo_context, index, fr_copy

1  –  Returns

    OpenVMS usage:cond_value
    type:         longword (unsigned)
    access:       write only
    mechanism:    by value

2  –  Arguments

 invo_context

    OpenVMS usage:invo_context_blk
    type:         structure
    access:       modify
    mechanism:    by reference

    Address of a valid invocation context block.

 index

    OpenVMS usage:index
    type:         longword
    access:       read
    mechanism:    by value

    Index into the IREG array of the invocation context block.

 gr_copy

    OpenVMS usage:integer value
    type:         quadword
    access:       write
    mechanism:    by value

    Address of a quadword that contains the value to be written to
    the invocation context block.
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