i2c_device_info_naddrs
for (uint32_t i = 0; i < i2c_device_info_naddrs(info); i++) {
extern uint32_t i2c_device_info_naddrs(const i2c_dev_info_t *);
if (i2c_device_info_naddrs(info) != 4) {
i2c_device_info_naddrs(info));
for (uint32_t i = 1; i < i2c_device_info_naddrs(info); i++) {