> If you *do* need to define "linux" and/or "FOPEN64" > then you need to find > out why the above types are unknown. Hi Rob, Indeed, I do not need those two definitions, they were in the makefile given to me and I had no reason to doubt them. The authors of the code and makefiles and so on claimed that with those settings you could build and install on any system. I have excluded them and the library builts now. Many thanks, MariLiza __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com