Re: [PATCH 0/5] MR7205: winecrt0: Add builtin functions for msvc/arm mode

[Jinoh Kang (＠iamahuman)]

> So can Wine actually be compiled with MSVC Clang

Yes. In fact Clang MSVC mode is currently the only supported mode for building Wine ARM64.
> without requiring proprietary Microsoft libraries/headers?

Wine does not require Windows SDK libraries or headers for building under any configuration.

The Clang MSVC mode does not specifially require Microsoft proprietary headers or libraries to work.

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https://gitlab.winehq.org/wine/wine/-/merge_requests/7205#note_92891