https://search.nixos.org/options?channel=unstable&show=xdg.portal.config says I'm supposed to check portals.conf(5) but apropos portals.conf returns nothing. Is there something wrong with the manpage?

nixos-unstable

Originally posted by @sagehane in #247766 (comment)