If your goal is to consume such Win32 API in a C# application ("implement something" is completely a different story so don't misuse that verb), learn to write PInvoke,
https://learn.microsoft.com/en-us/dotnet/standard/native-interop/pinvoke
You might try Microsoft's PInvoke helpers like CsWin32 if you don't want to wrap over those native functions on your own, https://github.com/microsoft/CsWin32