MarsSeed [1] filed a deletion request for lib32-c-ares [2]: There is no consuming bin32 or lib32 package of this build.
I don't think it is usable this way, or useful to keep. [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/lib32-c-ares/
