ngraham added a comment.
Hmm, on my system, the file is located at `/usr/src/xserver/include/xserver-properties.h`, and this doesn't seen to find it: -- The following features have been disabled: * XorgServer, XServer header needed for touchpad KCM (X11 backend) -- The following OPTIONAL packages have not been found: * XorgServer, XServer header needed for touchpad KCM (X11 backend) REPOSITORY R119 Plasma Desktop REVISION DETAIL https://phabricator.kde.org/D29514 To: asturmlechner, #plasma, zzag Cc: ngraham, broulik, plasma-devel, Orage, LeGast00n, The-Feren-OS-Dev, cblack, jraleigh, zachus, fbampaloukas, ragreen, ZrenBot, himcesjf, lesliezhai, ali-mohamed, jensreuterberg, abetts, sebas, apol, ahiemstra, mart