1208     win_T	*old_curwin = curwin;  in ex_diffpatch()  local
1346 	    do_exedit(eap, old_curwin);  in ex_diffpatch()
1349 	    if (curwin != old_curwin && win_valid(old_curwin))  in ex_diffpatch()
1353 		diff_win_options(old_curwin, TRUE);  in ex_diffpatch()
1394     win_T	*old_curwin = curwin;  in ex_diffsplit()  local
1413 	do_exedit(eap, old_curwin);  in ex_diffsplit()
1415 	if (curwin != old_curwin)		// split must have worked  in ex_diffsplit()
1419 	    if (win_valid(old_curwin))  in ex_diffsplit()
1421 		diff_win_options(old_curwin, TRUE);  in ex_diffsplit()
1426 			    old_curbuf.br_buf, old_curwin->w_cursor.lnum);  in ex_diffsplit()
1448     win_T *old_curwin = curwin;  in set_diff_option()  local
1455     curwin = old_curwin;  in set_diff_option()
1468     win_T *old_curwin = curwin;  in diff_win_options()  local
1473     curwin = old_curwin;  in diff_win_options()