File 50-suse-defaults.conf of Package lightdm

[LightDM]
user-authority-in-system-dir=true

[SeatDefaults]
pam-service = xdm
pam-autologin-service = xdm-np
pam-greeter-service = lightdm-greeter
xserver-command=/usr/bin/X
session-wrapper=/etc/X11/xdm/Xsession
greeter-setup-script=/etc/X11/xdm/Xsetup
session-setup-script=/etc/X11/xdm/Xstartup
session-cleanup-script=/etc/X11/xdm/Xreset