TUNGETFEATURES    419 arch/um/drivers/vector_user.c 	if (ioctl(fd, TUNGETFEATURES, &features) == -1) {
TUNGETFEATURES   1029 drivers/net/tap.c 	case TUNGETFEATURES:
TUNGETFEATURES   3062 drivers/net/tun.c 	if (cmd == TUNGETFEATURES) {