fr_dtop
fr->fr_dtop = $1.p2;) }
fr->fr_dtop = $1.p2;) }
fr->fr_dtop = $3;) }
fr->fr_dtop = $3;) }
fr->fr_dtop = $5;) }
fr->fr_dtop = $5;) }
(fr1->fr_dtop == fr->fr_dtop) &&
fr->fr_dtop);
fr->fr_dtop);