#include <IOKit/IOCFPlugIn.h>
/* IOUSBInterfaceInferface */
-#if defined (kIOUSBInterfaceInterfaceID550)
+#if defined (kIOUSBInterfaceInterfaceID550) && MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_9
#define usb_interface_t IOUSBInterfaceInterface550
#define InterfaceInterfaceID kIOUSBInterfaceInterfaceID550
#endif
/* IOUSBDeviceInterface */
-#if defined (kIOUSBDeviceInterfaceID500)
+#if defined (kIOUSBDeviceInterfaceID500) && MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_9
#define usb_device_t IOUSBDeviceInterface500
#define DeviceInterfaceID kIOUSBDeviceInterfaceID500