Consider LibraryImport over DllImport?

[badcel]

https://learn.microsoft.com/en-us/dotnet/standard/native-interop/pinvoke-source-generation

LibraryImport could perhaps improve string marshaling and is source generated. Available with dotnet 7.

This allows to use pretty flexible custom marshallers:

• https://learn.microsoft.com/en-us/dotnet/standard/native-interop/tutorial-custom-marshaller
• https://learn.microsoft.com/en-us/dotnet/standard/native-interop/custom-marshalling-source-generation?source=recommendations

This could be handy to implement aliases which is needed for #757.

Requires .NET7