599 ipsecctl_get_rules(struct ipsecctl *ipsec, size_t *need)  in ipsecctl_get_rules()  argument
609 	if (sysctl(mib, 4, NULL, need, NULL, 0) == -1)  in ipsecctl_get_rules()
611 	if (*need == 0)  in ipsecctl_get_rules()
613 	if ((buf = malloc(*need)) == NULL)  in ipsecctl_get_rules()
615 	if (sysctl(mib, 4, buf, need, NULL, 0) == -1)  in ipsecctl_get_rules()
622 ipsecctl_parse_rules(struct ipsecctl *ipsec, char *buf, size_t need)  in ipsecctl_parse_rules()  argument
628 	lim = buf + need;  in ipsecctl_parse_rules()
680 	size_t		 need = 0, rlen;  in ipsecctl_show()  local
698 		if (sysctl(mib, 5, NULL, &need, NULL, 0) == -1 &&  in ipsecctl_show()
701 		if (need > 0) {  in ipsecctl_show()
702 			if ((sbuf = malloc(need)) == NULL)  in ipsecctl_show()
704 			if (sysctl(mib, 5, sbuf, &need, NULL, 0) == -1)  in ipsecctl_show()
758 		lim = sbuf + need;  in ipsecctl_show()