req_mod
req_mod(req, DATA_RECEIVED, peer_device);
req_mod(req, SEND_CANCELED, peer_device);
req_mod(req, OOS_HANDED_TO_NETWORK, peer_device);
req_mod(req, SEND_CANCELED, peer_device);
req_mod(req, err ? SEND_FAILED : HANDED_OVER_TO_NETWORK, peer_device);
req_mod(req, SEND_CANCELED, peer_device);
req_mod(req, err ? SEND_FAILED : HANDED_OVER_TO_NETWORK, peer_device);