SR_PRIV int std_init(struct sr_context *sr_ctx, struct sr_dev_driver *di,
const char *prefix);
#ifdef HAVE_LIBSERIALPORT
+SR_PRIV int std_serial_dev_open(struct sr_dev_inst *sdi);
SR_PRIV int std_serial_dev_acquisition_stop(struct sr_dev_inst *sdi,
void *cb_data, dev_close_t dev_close_fn,
struct sr_serial_dev_inst *serial, const char *prefix);