> I have been testing 4.0.0 and 4.0.1 recently and noticed that I am > required to add the gcc include/lib paths in order to compile/link. Is > this a bug or a feature ? It is not a bug and not a feature, simply you must set correct environmental variables that's all. Why should compiler search whole disk for a include file... Here is environmental variables affecting GCC: http://gcc.gnu.org/onlinedocs/gcc-4.0.1/gcc/Environment-Variables.html#Environment-Variables Arturas M.