Rémi Bernon (@rbernon) commented about server/queue.c:
struct desktop *desktop; unsigned int origin = (req->flags & SEND_HWMSG_INJECTED ? IMO_INJECTED : IMO_HARDWARE); struct msg_queue *sender = get_current_queue(); data_size_t size = min( 256, get_reply_max_size() );
I think this is unused now, and build will probably fail.