}
static int scpi_usbtmc_source_add(void *priv, int events, int timeout,
- sr_receive_data_callback_t cb, void *cb_data)
+ sr_receive_data_callback cb, void *cb_data)
{
struct usbtmc_scpi *uscpi = priv;
struct sr_usbtmc_dev_inst *usbtmc = uscpi->usbtmc;