109     *c_finalp = NUL;  in get_sign_display_info()
132 		*c_extrap = NUL;  in get_sign_display_info()
144 		    *c_extrap = NUL;  in get_sign_display_info()
154 	    *c_finalp = NUL;  in get_sign_display_info()
175 		    *c_extrap = NUL;  in get_sign_display_info()
176 		    *c_finalp = NUL;  in get_sign_display_info()
247     int		c_extra = NUL;		// extra chars, all the same  in win_line()
248     int		c_final = NUL;		// final char, mandatory if set  in win_line()
502 		&& *wp->w_s->b_p_spl != NUL  in win_line()
513 	    nextline[SPWORDLEN] = NUL;  in win_line()
576 			if (gchar_pos(top) == NUL)  in win_line()
709 	if (nextline[SPWORDLEN] == NUL)  in win_line()
761 	    if (ptr[leadcol] == NUL)  in win_line()
792 	while (vcol < v && *ptr != NUL)  in win_line()
1028 		    c_final = NUL;  in win_line()
1050 			p_extra_free[n_extra] = NUL;  in win_line()
1052 			c_extra = NUL;  in win_line()
1053 			c_final = NUL;  in win_line()
1146 			c_extra = NUL;  in win_line()
1147 			c_final = NUL;  in win_line()
1152 			c_final = NUL;  in win_line()
1186 			    && n_extra == 0 && *get_showbreak_value(wp) != NUL)  in win_line()
1212 		    c_final = NUL;  in win_line()
1244 			c_final = NUL;  in win_line()
1249 			c_final = NUL;  in win_line()
1262 		if (*sbr != NUL && need_showbreak)  in win_line()
1266 		    c_extra = NUL;  in win_line()
1267 		    c_final = NUL;  in win_line()
1367 		if (*ptr == NUL)  in win_line()
1514 		    if (*ptr == NUL)  in win_line()
1603 	    if (c_extra != NUL || (n_extra == 1 && c_final != NUL))  in win_line()
1605 		c = (n_extra == 1 && c_final != NUL) ? c_final : c_extra;  in win_line()
1748 			c_extra = NUL;  in win_line()
1749 			c_final = NUL;  in win_line()
1803 			    if (ptr[1] == NUL)  in win_line()
1817 			    c_extra = NUL;  in win_line()
1818 			    c_final = NUL;  in win_line()
1853 		else if (*ptr != NUL)  in win_line()
1863 		    c_final = NUL;  in win_line()
2003 		    c_final = NUL;  in win_line()
2042 			if (wp->w_lcs_chars.multispace[multispace_pos] == NUL)  in win_line()
2103 		    if (*sbr != NUL && vcol == vcol_sbr && wp->w_p_wrap)  in win_line()
2155 			    p[len] = NUL;  in win_line()
2162 				if (*p == NUL)  in win_line()
2213 			    c_extra = NUL; // using p_extra from above  in win_line()
2231 			c_final = NUL;  in win_line()
2236 		else if (c == NUL  in win_line()
2278 			    c_extra = NUL;  in win_line()
2279 			    c_final = NUL;  in win_line()
2303 		else if (c != NUL)  in win_line()
2312 		    c_extra = NUL;  in win_line()
2313 		    c_final = NUL;  in win_line()
2323 			p[n_extra] = NUL;  in win_line()
2435 			&& (syn_get_sub_char() != NUL  in win_line()
2444 		    else if (syn_get_sub_char() != NUL)  in win_line()
2446 		    else if (wp->w_lcs_chars.conceal != NUL)  in win_line()
2579 	if (lcs_prec_todo != NUL  in win_line()
2588 		&& c != NUL)  in win_line()
2591 	    lcs_prec_todo = NUL;  in win_line()
2597 		c_final = NUL;  in win_line()
2620 	if ((c == NUL  in win_line()
2630 					      (long)(ptr - line) - (c == NUL));  in win_line()
2641 			    && c == NUL)  in win_line()
2715 	if (c == NUL)  in win_line()
2806 	if (wp->w_lcs_chars.ext != NUL  in win_line()
2818 		&& (*ptr != NUL  in win_line()
2820 		    || (n_extra && (c_extra != NUL || *p_extra != NUL))))  in win_line()
3076 		    || *ptr != NUL  in win_line()
3080 		    || (wp->w_p_list && wp->w_lcs_chars.eol != NUL  in win_line()
3082 		    || (n_extra != 0 && (c_extra != NUL || *p_extra != NUL)))  in win_line()
3226     if (*skipwhite(line) == NUL)  in win_line()