LastTextCol(row) register int row;
LastTextCol(register int row)
LastTextCol(row)    register int row;{	register TScreen *screen =  &term->screen;	register int i;	register Char *ch;	for ( i = screen->max_col,	        ch = SCRN_BUF_ATTRS(screen, (row + screen->topline)) + i ;	      i >= 0 && !(*ch & CHARDRAWN) ;	      ch--, i--)	    ;	return(i);}	