Re: [PATCH v3 0/3] MR5462: Ucrtbase's stderr is now always unbuffered.

[eric pouech (＠epo)]

eric pouech (@epo) commented about dlls/msvcrt/tests/file.c:
> free(tempf);
>  }
>
> +static void test_std_stream_buffering(void)
> +{
> +    int dup_fd, ret, pos;
> +    FILE *file;
> +    char ch;
> +
> +    dup_fd = _dup(STDOUT_FILENO);
> +    if (dup_fd != -1)

perhaps add an ok() test here (failure is unlikely, but should be caught IMO)

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https://gitlab.winehq.org/wine/wine/-/merge_requests/5462#note_67319