Function netifs_get_ipv6

pub unsafe extern "C" fn netifs_get_ipv6(
    dest: *mut ipv6_addr_t,
    numof: size_t,
) -> ssize_t

@brief Get IPv6 address(es) of all interfaces @param[out] dest Array of IPv6 addresses to write to @param[in] numof Size of @p dest in array elements (not in bytes!) @retval -1 Failed @return Number of addresses written to @p dest