234 parse(const char line[], struct headline *hl, char pbuf[])  in parse()  argument
240 	hl->l_from = NULL;  in parse()
241 	hl->l_tty = NULL;  in parse()
242 	hl->l_date = NULL;  in parse()
251 		hl->l_from = copyin(word, &sp);  in parse()
254 		hl->l_tty = copyin(word, &sp);  in parse()
257 		hl->l_date = copyin(cp, &sp);  in parse()
269 	struct headline hl;  in ishead()  local
276 	parse(linebuf, &hl, parbuf);  in ishead()
277 	if (hl.l_from == NULL || hl.l_date == NULL) {  in ishead()
281 	if (!isdate(hl.l_date)) {  in ishead()