Generating .di header files from ImportC files

[Imperatorn]

On Saturday, 21 October 2023 at 02:13:24 UTC, Walter Bright wrote:
> Bruce and Adam and I met at a Red Robin in Seattle to chat 
> about D, and they both made a case for the D compiler being 
> able to translate C files into .di "header" files.
>
> [...]

Interesting indeed. Nice work.

Can you expand on how dmd can convert C to D? I didn't quite get 
that part.