extern SR_PRIV struct sr_dev_driver mastech_mas345_driver_info;
extern SR_PRIV struct sr_dev_driver va_va18b_driver_info;
extern SR_PRIV struct sr_dev_driver metex_m3640d_driver_info;
extern SR_PRIV struct sr_dev_driver mastech_mas345_driver_info;
extern SR_PRIV struct sr_dev_driver va_va18b_driver_info;
extern SR_PRIV struct sr_dev_driver metex_m3640d_driver_info;