hyf
hyf = 1;
hyf = max(i, 0);
hyf = 0;
if (wne > nel && !hyoff && hyf && (!nwd || nel > 3 * sps) &&
(!(hyf & 02) || (findt1() > lss)))
(!(hyf & 04) || wp < wdend - 1) && /* 04 => last 2 */
(!(hyf & 010) || wp > wdstart + 2))) { /* 010 => 1st 2 */