dreieck [1] filed an orphan request for claws-mail-git [2]: Issue about missing `makedepends` reported in 2024-06 and not addressed yet: https://aur.archlinux.org/packages/claws-mail-git#comment-979527
[1] https://aur.archlinux.org/account/dreieck/ [2] https://aur.archlinux.org/pkgbase/claws-mail-git/
