Re: [PATCH 0/1] MR6490: winsock: Avoid short writes on nonblocking sockets.

[Jinoh Kang (＠iamahuman)]

Also helps applications built with older versions of gRPC (untested); see https://bugs.winehq.org/show_bug.cgi?id=10648.

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https://gitlab.winehq.org/wine/wine/-/merge_requests/6490#note_82110