[fpc-pascal] Access to RS232 ports with fpc

[Marco van de Voort]

In our previous episode, "Vinzent Höfler" said:
> 
> > Accessing ports is limited to ports < 03ffh, more ports cannot be 
> > released with fpioperm. This means to me, successful serial port access 
> > on higher addresses cannot yet be implemented with fpc.
> 
> Or any other compiler, for that matter, because this is a system
> restriction. Plus, it's Linux-only, it's i386-only, it's pure legacy and
> thus should not even be used anymore.

No, it should work on FreeBSD too.

But of course I wholeheartedly agree that this should be done over devices.