I will tell to all my way to 64 Bit. Maybe this is interesting for other users.
At begin the parameter -v should apply to BCC64.exe. There comes some interesting information from the compiler (double directories, etc.).
To own c-files should be added the fwh.h and all constructs "( HDC ) hb_parnl( param )" should now be wrote as "( HDC ) fw_parH( param )" to be compatible.
..will be continued....