[PATCH v3 8/8] doc: add missing headers to doxy-api-index.md

[Thomas Monjalon]

07/07/2026 10:50, Marat Khalili:
> Make sure all public headers are listed in `doxy-api-index.md` to be
> reachable in HTML version. Presumably each of them should contain at
> least a general file description, though this is not checked now.

I'm not sure we should add all in this index,
especially the *_trace.h which are not really interesting.