[m-rev.] for post-commit review: implement --help-texinfo

[Julien Fischer]

Hi Zoltan,

On Sat, 5 Jul 2025 at 19:22, Zoltan Somogyi <zoltan.somogyi at runbox.com> wrote:
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> Does anyone intend to answer the questions above?

I will take a look at them later this evening.

Julien.