>> The backend/xxid makefiles I provided some time ago (now located in
>> the Win32 subdirectory) were meant as portable replacement for the
>> current versions for *all* platforms, not only mingw. They don't need
>> ./configure to be created (just as typical pgsql/contrib makefiles).
>> They work successfully on Linux, and I would expect them to do so on
>> any pgsql supported platform.
>
> These don't seem to replace the existing makefiles; are they supposed to
> just replace certain parts of the existing ones?

No, it should replace all parts, what do you miss? The contrib master
makefile should do all the jobs. I checked make, make install, make clean.

Regards,
Andreas