Function riot_sys::gnrc_ipv6_nib_iface_down

pub unsafe extern "C" fn gnrc_ipv6_nib_iface_down(
    netif: *mut gnrc_netif_t,
    send_final_ra: bool
)

@brief Clean up when the interface goes offline

@pre netif != NULL

@param[in,out] netif The interface that has just got offline @param[in] send_final_ra Whether to advertise router disappearance in a final router advertisement