Thank you Udo With your patch i can now compile (with gcc4.01) and run streamdev-server. Bye Guy Udo Richter a ?crit : > Guy Roussin wrote: > >> ./server/livefilter.h:18: warning: ISO C++ forbids declaration of >> 'cStreamdevLiveStreamer' with no type >> ./server/livestreamer.h:22: warning: ISO C++ forbids declaration of >> 'cStreamdevLiveStreamer' with no type > > > My guess: > In both cases, there is a "friend class cStreamdevLiveStreamer;" > declaration that seems to act as a forward declaration too, and GCC4 > doesn't accept that any more. Try adding an explicit "class > cStreamdevLiveStreamer;" forward declaration in front of the two class > declarations, eg. at livestreamer.h:15 and at livefilter.h:13. > > Cheers, > > Udo >