* @param cls the 'struct Neighbour' to retry sending the key for
* @param peer the peer for which this is the HELLO
* @param hello HELLO message of that peer
+ * @param err_msg NULL if successful, otherwise contains error message
*/
static void
process_hello_retry_send_key (void *cls,
* @param cls pointer to the set key message
* @param peer the peer for which this is the HELLO
* @param hello HELLO message of that peer
+ * @param err_msg NULL if successful, otherwise contains error message
*/
static void
process_hello_retry_handle_set_key (void *cls,