IOCTL_USBFS_IOCTL 1522 third_party/libusb/src/libusb/os/linux_usbfs.c 	r = ioctl(fd, IOCTL_USBFS_IOCTL, &command);
IOCTL_USBFS_IOCTL 1550 third_party/libusb/src/libusb/os/linux_usbfs.c 	r = ioctl(fd, IOCTL_USBFS_IOCTL, &command);