MarsSeed [1] filed a deletion request for libmatekbd-gtk2 [2]: Fails to build on current Arch Linux, just like the majority of MATE- Gtk2 components from 2017 on AUR. Not useful to keep.
[1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/libmatekbd-gtk2/
