[LTP] [PATCH v2 1/2] doc: Document process_state

[Petr Vorel]

> Hi!
> > > And this one needs to be just TST_PROCESS_STATE_WAIT() to be processed
> > > as a link in headers.

> > Interesting. For me works only :c:func:`TST_PROCESS_STATE_WAIT()` or
> > :c:func:`tst_brk()` when adding it into random file (e.g.
> > doc/maintainers/patch_review.rst). 

> I think that the difference is that the headers are translated
> differently than the rest.

Ah, I forget we discuss tst_process_state.h (not api_c_tests.rst),
I'm sorry for the noise.

Kind regards,
Petr