Hello Peter, > On 13 May 2019, at 23:23, Peter Wiehe <peter.wiehe2@xxxxxxxxx> wrote: > > Hello all gcc users, > I'm trying to use the Objective-C compiler of gcc on GNU/Linux (xubuntu if > that matters). > But the compiler doesn't find the import file Foundation/Foundation.h > I can't find information about this on the net. > Am I simply missing a compiler option telling gcc where to find the import > file? > Is the foundation a part of gcc? No, GCC only includes the gnu-runtime. > Do I need GNUStep? Yes, that’s the case. cheers Iain