mac_check_structmac_consistent
int mac_check_structmac_consistent(const struct mac *mac);
error = mac_check_structmac_consistent(&mac);
error = mac_check_structmac_consistent(&mac);
error = mac_check_structmac_consistent(&mac);
error = mac_check_structmac_consistent(mac);
error = mac_check_structmac_consistent(mac);
error = mac_check_structmac_consistent(mac);
error = mac_check_structmac_consistent(mac);