Man pages matching name hawki_twilight_flat_combine in section 7:

hawki_twilight_flat_combine.7.en	debian 10 / cpl-plugin-hawki-doc
hawki_twilight_flat_combine.7.en	debian 11 / cpl-plugin-hawki-doc
hawki_twilight_flat_combine.7.en	debian 12 / cpl-plugin-hawki-doc