usbfs_ioctl      1509 third_party/libusb/src/libusb/os/linux_usbfs.c 	struct usbfs_ioctl command;
usbfs_ioctl      1543 third_party/libusb/src/libusb/os/linux_usbfs.c 	struct usbfs_ioctl command;
usbfs_ioctl       148 third_party/libusb/src/libusb/os/linux_usbfs.h #define IOCTL_USBFS_IOCTL         _IOWR('U', 18, struct usbfs_ioctl)