Andrew, thanks for this effort -- I will be looking at all of this later today.  Once again I am getting way behind.
Hopefully, we can come up with a similar file to the version 12 bsd, bsdcin.tar.xz, and put that on the website to keep up with version 13 bsd.

On Sun, Mar 27, 2022 at 6:01 PM Andrew Randrianasulu <randrianasulu@gmail.com> wrote:
i copied pieces from blds/bsd.patch in hope I get this __FreeBSD__ preprocessor directive correctly..

some changes not ported (for example our python script should be python3 compatible by now) and some changes require a bit more ifdefiry in Makefiles...