NCOLS
cols = NCOLS;
while (pos < NCOLS - 1 &&
if (pos >= NCOLS)
pos = NCOLS - 1;
if (pos++ >= NCOLS) {
for (n = edp->ccol + 1; n < NCOLS - 1; n++)
help = NCOLS - (edp->ccol + n);
edp->ccol = min(DEF1_ARG(1), NCOLS) - 1;
help = NCOLS - (edp->ccol + n);
ERASECOLS(NCOLS - n, n, edp->bkgdattr));
#define COLS_LEFT (NCOLS - edp->ccol - 1)