VMS Help  —  RTL Routines, LIB$  LIB$BBCCI
    The Test and Clear Bit with Interlock routine tests and clears
    a selected bit under memory interlock. LIB$BBCCI makes the VAX
    BBCCI instruction available as a callable routine.

    Format

      LIB$BBCCI  position ,bit-zero-address
Additional Information: explode extract
Returns Arguments
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