[fpc-devel]1.1 branch: FixFileName and FixFilePath callings causes problems

[Marco van de Voort]

> A small related question:
> What is the mean to try to fix paramstr(0) here? Its value contains dir separators got from OS, therefore they will be always correct!

I think that it is because the GNU tools are often more pickier about mixing
path separators. Therefore it is wise to streamline them early on.