#define SIOCGIFFUNCTIONALTYPE _IOWR('i', 173, struct ifreq) /* get interface functional type */
#define SIOCSIFNETSIGNATURE _IOWR('i', 174, struct if_nsreq)
#define SIOCGIFNETSIGNATURE _IOWR('i', 175, struct if_nsreq)
+
+#define SIOCGECNMODE _IOWR('i', 176, struct ifreq)
+#define SIOCSECNMODE _IOW('i', 177, struct ifreq)
#endif /* PRIVATE */
#endif /* !_SYS_SOCKIO_H_ */