K 10 svn:author V 5 andre K 8 svn:date V 27 2013-07-05T14:24:37.665022Z K 7 svn:log V 242 MFC r249809: When doing RFC3042 limited transmit on the first on second duplicate ACK make sure we actually have new data to send. This prevents us from sending unneccessary pure ACKs. Reported by: Matt Miller END