pub unsafe extern "C" fn HeliosDac_HeliosDacDevice_HeliosDacDevice(
this: *mut HeliosDac_HeliosDacDevice,
arg1: *mut libusb_device_handle
)pub unsafe extern "C" fn HeliosDac_HeliosDacDevice_HeliosDacDevice(
this: *mut HeliosDac_HeliosDacDevice,
arg1: *mut libusb_device_handle
)