Fix mangled output interleaving.
Fix mangled output interleaving.

pauloppenheim-liveloop/librsync,yrgoldteeth/librsync,binondord/librsync,agrandville/librsync,pauloppenheim-liveloop/librsync,sourcefrog/librsync,binondord/librsync,VictorDenisov/librsync,librsync/librsync,librsync/librsync,potatogim/librsync,Salamek/librsync,dbaarda/librsync,Salamek/librsync,dbaarda/librsync,sourcefrog/librsync,yrgoldteeth/librsync,sourcefrog/librsync,VictorDenisov/librsync,yrgoldteeth/librsync,VictorDenisov/librsync,pauloppenheim-liveloop/librsync-winbuild,agrandville/librsync,VictorDenisov/librsync,pauloppenheim-liveloop/librsync,potatogim/librsync,sourcefrog/librsync,potatogim/librsync,dbaarda/librsync,pauloppenheim-liveloop/librsync-winbuild,agrandville/librsync,dbaarda/librsync,librsync/librsync,Salamek/librsync,yrgoldteeth/librsync,librsync/librsync,binondord/librsync,pauloppenheim-liveloop/librsync-winbuild