I don't have an /etc/X11/xorg.conf, but I do have (along with the various distribution-provided files) a /usr/share/X11/xorg.conf.d/99-custom.conf.
I don't have an /etc/X11/xorg.conf, but I do have (along with the various distribution- provided files) a /usr/share/ X11/xorg. conf.d/ 99-custom. conf.