188 			    && wp->w_topline == wp->w_lines[0].wl_lnum)  in update_screen()
247 		    && curwin->w_topline == curwin->w_lines[0].wl_lnum)  in update_screen()
1638 		    if (lnumb == MAXLNUM && wp->w_lines[i].wl_lnum >= mod_bot)  in win_update()
1640 			lnumb = wp->w_lines[i].wl_lnum;  in win_update()
1728 		    || wp->w_topline <= wp->w_lines[0].wl_lnum))  in win_update()
1734 		&& (wp->w_topline < wp->w_lines[0].wl_lnum  in win_update()
1736 		    || (wp->w_topline == wp->w_lines[0].wl_lnum  in win_update()
1750 		for (ln = wp->w_topline; ln < wp->w_lines[0].wl_lnum; ++ln)  in win_update()
1760 		j = wp->w_lines[0].wl_lnum - wp->w_topline;  in win_update()
1763 		i = plines_m_win(wp, wp->w_topline, wp->w_lines[0].wl_lnum - 1);  in win_update()
1766 		if (wp->w_lines[0].wl_lnum != wp->w_topline)  in win_update()
1767 		    i += diff_check_fill(wp, wp->w_lines[0].wl_lnum)  in win_update()
1817 			&& wp->w_lines[i].wl_lnum == wp->w_topline)  in win_update()
1837 		if (wp->w_lines[0].wl_lnum == wp->w_topline)  in win_update()
2117 		    lnum = wp->w_lines[idx].wl_lnum;  in win_update()
2127 			&& wp->w_lines[idx].wl_lnum >= to + 1)  in win_update()
2271 			    && wp->w_lines[i].wl_lnum == mod_bot)  in win_update()
2438 		    && wp->w_lines[idx].wl_lnum == lnum  in win_update()
2478 	    wp->w_lines[idx].wl_lnum = lnum;  in win_update()