[PATCH] makefiles: install the .def files to the pe_dir

[Jacek Caban]

On 5/24/21 3:11 PM, Emil Velikov wrote:
> Recently we moved the real and fake dll to $arch-$os.
>
> Since the .def files are applicable only for *-windows, move them from
> their current *-unix location.


We use importlibs instead of .def for PE targets. .def files are used 
only for non-PE targets, so which belong to *-unix dirs.


Jacek