IOCTL_USBFS_GETDRIVER 1490 third_party/libusb/src/libusb/os/linux_usbfs.c 	r = ioctl(fd, IOCTL_USBFS_GETDRIVER, &getdrv);
IOCTL_USBFS_GETDRIVER 1518 third_party/libusb/src/libusb/os/linux_usbfs.c 	r = ioctl(fd, IOCTL_USBFS_GETDRIVER, &getdrv);