On 09/06/2017 08:33 AM, Bernd R wrote: > Hello > > please can somebody tell how can this file change so all work ? > > this errors i get > > /cygdrive/e/amiga/amidevcpp/bernd/gcc-7/gcc/config/m68k/amigaos.h:27:8: error: attempt to use poison ed "TARGET_VERSION" > #undef TARGET_VERSION First, where did you get your sources? amigaos.h isn't any file I'm aware of in modern versions of GCC. Certain macros have been turned into target hooks and as such the target macros can no longer be used. For example, FUNCTION_ARG has turned into targetm.calls.function_arg (...) Jeff