Re: [PATCH 0/1] MR6985: win32u: Release the Win16 mutex when yielding in peek_message.

[Bernhard Kölbl]

I wonder if this fixes https://bugs.winehq.org/show_bug.cgi?id=49837 as well.

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https://gitlab.winehq.org/wine/wine/-/merge_requests/6985#note_90148