>> I would prefer: - parse on : on *nix, and parse on ; on windoze.
>>
>> Because ; can be a valid part of the directory name in *nix.

+1 from me.

> I would suggest also if we are going to do this, we should define a
> different default directory path for Windows.
> Currently the default is
> /usr/lib/frei0r-1/:/usr/local/lib/frei0r-1/:$HOME/frei0r-1
>
> For windows we could maybe define the default as C:\Program Files\frei0r-1

Sounds good to me.
Or %PROGRAMFILES%\frei0r-1 it's equivalen it appears.

-r