> > Some of the simple CLI programs compile fine, but a number of the more > complex programs fail. None of my GUI programs compile. > As already said in the majority of cases it's just a different include. There are also some methods deprecated, in this case you will find it stroked in the Haiku version of bebook. > I have tried reading the tutorials on one the main website and Besly but > have not found the needed info. > In the case you've not found that, see this page : http://api.haiku-os.org/compatibility.html