bbb_attach
sc = bbb_attach(udev, iface_index, UICLASS_HID);
sc = bbb_attach(udev, iface_index, UICLASS_MASS);
sc = bbb_attach(udev, iface_index, UICLASS_MASS);
sc = bbb_attach(udev, iface_index, UICLASS_MASS);
static struct bbb_transfer *bbb_attach(struct usb_device *, uint8_t, uint8_t);
sc = bbb_attach(udev, iface_index, UICLASS_MASS);
sc = bbb_attach(udev, iface_index, UICLASS_MASS);
sc = bbb_attach(udev, iface_index, UICLASS_MASS);