set &x 5

PAUSE

fun !dingle -function -int &a

    PAUSE

    fun !capture -int -int &b

        PAUSE

        add $a $b &tmp
        add $tmp $x &tmp
        return $tmp
    endfun

    return $capture

endfun

call !dingle 3 &result

PAUSE

call !result 5 &y
println $y