Index: uspace/lib/usbhost/include/usb/host/usb2_bus.h
===================================================================
--- uspace/lib/usbhost/include/usb/host/usb2_bus.h	(revision fa4b12d5bf99f8f60a08256270d35ee17c61e30e)
+++ uspace/lib/usbhost/include/usb/host/usb2_bus.h	(revision 24c41ba116f95ed1d1214737917cffc3db92868d)
@@ -64,4 +64,6 @@
 
 extern int usb2_bus_device_enumerate(usb2_bus_helper_t *, device_t *);
+extern void usb2_bus_device_gone(usb2_bus_helper_t *, device_t *);
+
 extern int usb2_bus_endpoint_register(usb2_bus_helper_t *, endpoint_t *);
 extern void usb2_bus_endpoint_unregister(usb2_bus_helper_t *, endpoint_t *);