Greetings.
Completely disabled IPv6, if_nametoindex, if_indextoname.
Stub for add_dll_directory.
A list of failed tests is included.
Tested on youtube-dl-2021-12-17, yt-dlp-2022.06.29, streamlink-4.1.0, mitmproxy 6.0.3 (patched with zstandard from WHL folder).
https://mega.nz/folder/KxExlAiC#L9rAQ5kTCtlHgZUwaxMpgw
PS. Sorry, I have a problems with email. So there may be a huge delay in responses...
Best regards.