int sd_dhcp_lease_get_client_id(sd_dhcp_lease *lease, const void **client_id, size_t *client_id_len);
int sd_dhcp_lease_get_timezone(sd_dhcp_lease *lease, const char **timezone);
+_SD_DEFINE_POINTER_CLEANUP_FUNC(sd_dhcp_lease, sd_dhcp_lease_unref);
+
_SD_END_DECLARATIONS;
#endif