lblnext BSET PC 0x1d - ORG @ 0x1b + ! ( next )
    DI DX MOVxx, ( <-- IP ) DX INCx, DX INCx,
    DI [DI] MOVx[], ( wordref )
    ( continue to execute )
lblexec BSET PC 0x36 - ORG @ 0x34 + ! ( DI -> wordref )
    AL [DI] MOVr[], DI INCx, ( PFA )
    AL AL ORrr, IFZ, DI JMPr, THEN, ( native )
    AL DECr, IFNZ, ( cell or does )
        DI PUSHx, ( push PFA ) JMPs, lblnext @ RPCs,
        ( TODO: implement does )
    THEN, ( compiled )
    BP INCx, BP INCx, [BP] 0 DX MOV[]+x, ( pushRS )
    DX DI MOVxx, DX INCx, DX INCx, ( --> IP )
    DI [DI] MOVx[],
    JMPs, lblexec @ RPCs,