In September 2020, most of the source code for windows XP and server 2003 was on a torrent. That leak did not include winlogin and some drivers.<p>A couple of people compiled it.<p>Here is a video of compiling the windows 2003 source code on an XP box.<p><a href="https://odysee.com/@AlphaNerd:8/windows-server-2003-full-build-guide:0" rel="nofollow">https://odysee.com/@AlphaNerd:8/windows-server-2003-full-bui...</a>
Yes, why wouldn't they?<p>Now they probably had NT compiling Windows 9X versions but today the distinction is less accentuated. Probably still on Windows Server