yochananmarqos [1] filed an orphan request for gl-gsync-demo [2]: The maintainer apparently just dumped and ran. He has ignored the requests to add the missing dependencies for three years. See comments. [1] https://aur.archlinux.org/account/yochananmarqos/ [2] https://aur.archlinux.org/pkgbase/gl-gsync-demo/