BLANKSIZE
for (i = 0; i < BLANKSIZE; i++) {
for (i = 0; i < BLANKSIZE; i++) { /* XXXX: BLANKSIZE may not be valid if wcols > 1 */
for (i = __virtscr->maxx; i > BLANKSIZE; i -= BLANKSIZE) {
i > BLANKSIZE;
i -= BLANKSIZE) {
BLANKSIZE, buf, sizeof(buf));