ImportC can now automatically run the preprocessor

[Adam D Ruppe]

On Sunday, 15 May 2022 at 13:09:45 UTC, Nick Treleaven wrote:
> Walter never claimed supporting all preprocessor macros would 
> work.

One of the interesting potentials of importC is that all of them 
*could* work:

http://dpldocs.info/experimental-docs/mixinc.html

> ImportC was very useful even not long after it was first merged.

What did you use it for?