Function IOUSBHostCIDeviceStateToString 

pub unsafe extern "C-unwind" fn IOUSBHostCIDeviceStateToString(
    device_state: IOUSBHostCIDeviceState,
) -> *const c_char

👎Deprecated: renamed to IOUSBHostCIDeviceState::to_string

Available on crate features IOUSBHostControllerInterfaceDefinitions and IOUSBHostControllerInterfaceHelpers only.