HelenOS sources

VENDOR_RELEASE_FMT  154 uspace/lib/usbdev/src/recognise.c 		    "usb&" VENDOR_RELEASE_FMT "&" IFACE_PROTOCOL_FMT,
VENDOR_RELEASE_FMT  157 uspace/lib/usbdev/src/recognise.c 		    "usb&" VENDOR_RELEASE_FMT "&" IFACE_SUBCLASS_FMT,
VENDOR_RELEASE_FMT  160 uspace/lib/usbdev/src/recognise.c 		    "usb&" VENDOR_RELEASE_FMT "&" IFACE_CLASS_FMT,
HelenOS homepage, sources at GitHub