func kikiStraight(b *Node, list *[]shogi.Pos, pos shogi.Pos, player shogi.Player, dy int, dx int) {
for {
pos = shogi.MakePos(pos.X()+dx, pos.Y()+dy)
if !pos.InSide() {
break
}
koma := b.Cell(pos)
*list = append(*list, pos)
if koma != shogi.Blank {
break
}
}
}
