K 10 svn:author V 4 ache K 8 svn:date V 27 1995-02-23T03:02:38.000000Z K 7 svn:log V 136 Add two IXOFF checks to not confuse with CRTS_IFLOW. Now TS_TBLOCK used as general input flow flag for both IXOFF and CRTS_IFLOW cases. END