6dd16483be
the server starts sending datagrams willy-nilly, it must wait for a (reliable) go-ahead from the client. Otherwise, it's possible that the server may be successfully receiving datagrams but not sending them. git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@5792 542714f4-19e9-0310-aa3c-eee0fc999fb1