MARK_MISS
hits[COMPUTER][x][y] = (hit = (board[PLAYER][x][y])) ? MARK_HIT : MARK_MISS;
hits[turn][x1][y1] = MARK_MISS;
(void)addch(MARK_MISS);
hits[PLAYER][curx][cury] = hit ? MARK_HIT : MARK_MISS;