167 	if (hp->h_subject == NOSTR) {  in collect()
169 		sflag = NOSTR;  in collect()
171 	if (hp->h_cc == NOSTR) {  in collect()
173 		cflag = NOSTR;  in collect()
175 	if (hp->h_bcc == NOSTR) {  in collect()
177 		bflag = NOSTR;  in collect()
182 		if (hp->h_to == NOSTR)  in collect()
184 		if (hp->h_subject == NOSTR && value("asksub"))  in collect()
186 		if (hp->h_cc == NOSTR && value("askcc"))  in collect()
188 		if (hp->h_bcc == NOSTR && value("askbcc"))  in collect()
200 	if ((cp = value("escape")) != NOSTR)  in collect()
203 	if ((cp = value("MAILX_HEAD")) != NOSTR) {  in collect()
244 			if (intty && value("ignoreeof") != NOSTR) {  in collect()
256 		    (value("dot") != NOSTR || value("ignoreeof") != NOSTR))  in collect()
328 		if ((linebuf[0] != escape) || (rflag != NOSTR) ||  in collect()
379 			if (cp != NOSTR) {  in collect()
523 				if (cp == NOSTR)  in collect()
572 			if ((cp = expand(cp)) == NOSTR)  in collect()
631 			if (intty && outtty && (cp = value("crt")) != NOSTR) {  in collect()
699 	if ((cp = value("MAILX_TAIL")) != NOSTR) {  in collect()
725 		    value("appenddeadletter") == NOSTR ? "w" : "a")) != NULL) {  in collect()
728 			lcwrite(deadletter, ibuf, fbuf, value("appenddeadletter") != NOSTR);  in collect()
871 	if ((edit = value(c == 'e' ? "EDITOR" : "VISUAL")) == NOSTR ||  in mesedit()
931 	hp->h_to = hp->h_subject = hp->h_cc = hp->h_bcc = hp->h_defopt = NOSTR;  in mesedit()
1178 	if (s == SIGINT && value("save")==NOSTR || fsize(newi) == 0)  in collrub()
1182 	    (value("appenddeadletter") == NOSTR ? "w" : "a"))) == NULL) {  in collrub()
1188 	lcwrite(deadletter, newi, dbuf, value("appenddeadletter") != NOSTR);  in collrub()
1275 	if (hf == NOSTR)  in addone()
1324 	hf[nhf] = NOSTR;  in Xaddone()