It's terribly broken https://social.msdn.microsoft.com/Forums/vstudio/en-US/e4b91f49-6f60-4ffe-887a-e18e39250905/possible-bugs-in-writefile-and-crt-unicode-issu

It's terribly broken https://social.msdn.microsoft.com/Forums/vstudio/en-US/e4b91f49-6f60-4ffe-887a-e18e39250905/possible-bugs-in-writefile-and-crt-unicode-issues?forum=vcgeneral https://social.msdn.microsoft.com/Forums/vstudio/en-US/e4b91... Seems to work only with WriteConsoleOutputW(), while C I/O behaves unpredictably.