/* PHY interface. */
bool netdev_get_carrier(const struct netdev *);
-bool netdev_get_miimon(const struct netdev *);
+int netdev_set_miimon_interval(struct netdev *, long long int interval);
int netdev_get_features(const struct netdev *,
uint32_t *current, uint32_t *advertised,
uint32_t *supported, uint32_t *peer);