I forgot to add the -git suffix to libglu and lib32-glu. Please merge libglu [1] to libglu-git [2] and lib32-glu [3] to lib32-glu-git [4].
[1] https://aur.archlinux.org/packages.php?ID=62441 [2] https://aur.archlinux.org/packages.php?ID=62623 [3] https://aur.archlinux.org/packages.php?ID=62442 [4] https://aur.archlinux.org/packages.php?ID=62624 Thanks, Christoph