[fpc-pascal] Executing external processes and codepages

[Marco van de Voort]

In our previous episode, Michael Van Canneyt said:
> I honestly don't understand this argument: in 99,99% of all cases, the code will just
> work if you use RawByteString, since everything will be in the codepage of
> the environment anyway ?

Well, we already convert to target encoding on windows(utf16), and that has to stay
anyway.