diff -u -r ../old/etc/X11/xdm/RunChooser ./etc/X11/xdm/RunChooser
--- ../old/etc/X11/xdm/RunChooser	2015-07-29 14:46:22.000000000 +0200
+++ ./etc/X11/xdm/RunChooser	2020-09-10 04:31:19.817621000 +0200
@@ -9,7 +9,7 @@
 #
  LIBDIR=/usr/lib/X11
  ETCDIR=/etc/X11
- XDMDIR=${ETCDIR}/xdm
+ XDMDIR=/usr/${ETCDIR}/xdm
  BINDIR=/usr/bin
 
 no_exit_on_failed_exec=1
@@ -107,6 +107,8 @@
 	    cat $sysxkbmap | $xkbcomp - $DISPLAY
 	elif test -r $sysmodmap ; then
 	    $xmodmap $sysmodmap
+	elif test -r /usr/etc/X11/Xmodmap; then
+	    $xmodmap /usr/etc/X11/Xmodmap
 	fi
     else
 	# TCP/IP connection (remote or local)
@@ -114,6 +116,8 @@
 	    cat $defxkbmap | $xkbcomp - $DISPLAY
 	elif test -r $defmodmap ; then
 	    $xmodmap $defmodmap
+	elif test -r /usr/etc/X11/Xmodmap.remote; then
+	    $xmodmap /usr/etc/X11/Xmodmap.remote
 	fi
 	if test -s $hostxkbmap -a -x $xkbcomp ; then
 	    cat $hostxkbmap | $xkbcomp - $DISPLAY
diff -u -r ../old/etc/X11/xdm/Xreset ./etc/X11/xdm/Xreset
--- ../old/etc/X11/xdm/Xreset	2014-12-15 19:34:46.000000000 +0100
+++ ./etc/X11/xdm/Xreset	2020-09-10 04:31:19.957604000 +0200
@@ -10,7 +10,7 @@
 #
   LIBDIR=/usr/lib/X11
   ETCDIR=/etc/X11
-  XDMDIR=${ETCDIR}/xdm
+  XDMDIR=/usr/${ETCDIR}/xdm
   BINDIR=/usr/bin
 xmessage=${BINDIR}/xmessage
 xconsole=${BINDIR}/xconsole
diff -u -r ../old/etc/X11/xdm/Xresources ./etc/X11/xdm/Xresources
--- ../old/etc/X11/xdm/Xresources	2015-08-04 12:13:36.000000000 +0200
+++ ./etc/X11/xdm/Xresources	2020-09-10 04:31:19.961602000 +0200
@@ -100,4 +100,4 @@
 !
 ! Include system wide Xresources
 !
-#include "/etc/X11/Xresources"
+#include "/usr/etc/X11/Xresources"
diff -u -r ../old/etc/X11/xdm/Xsession ./etc/X11/xdm/Xsession
--- ../old/etc/X11/xdm/Xsession	2017-07-25 11:58:00.067080000 +0200
+++ ./etc/X11/xdm/Xsession	2020-09-10 04:31:19.964605000 +0200
@@ -34,10 +34,18 @@
 # Some system defaults
 #
     XETCDIR=/etc/X11
-     XDMDIR=$XETCDIR/xdm
-   XINITDIR=$XETCDIR/xinit
+     XDMDIR=/usr/$XETCDIR/xdm
 :  ${TMPDIR=/tmp}
 
+# xinitrc moved to %{_libexecdir}/xinit in xinit package
+if [ -r /usr/libexec/xinit/xinitrc ]; then
+   XINITDIR=/usr/libexec/xinit
+elif [ -r /usr/lib/xinit/xinitrc ]; then
+   XINITDIR=/usr/lib/xinit
+else
+   XINITDIR=$XETCDIR/xinit
+fi 
+
 export OPENWINHOME TMPDIR
 test -n "$XAUTHORITY" || unset XAUTHORITY
 
@@ -187,7 +195,11 @@
 #
 # By default we set system defaults for the language
 #
-. /etc/profile.d/lang.sh
+if [ -r /etc/profile.d/lang.sh ]; then
+    . /etc/profile.d/lang.sh
+elif [ -r /usr/etc/profile.d/lang.sh ]; then
+    . /usr/etc/profile.d/lang.sh
+fi
 
 #
 # Handle arguments given by xdm/kdm/gdm.
@@ -261,7 +273,11 @@
 # No window manager? Get system default
 #
 if test -z "$WINDOWMANAGER" ; then
-    . /etc/profile.d/profile.sh
+    if [ -r /etc/profile.d/profile.sh ]; then
+        . /etc/profile.d/profile.sh
+    elif [ -r /usr/etc/profile.d/profile.sh ]; then
+        . /usr/etc/profile.d/profile.sh
+    fi
 fi
 
 #
@@ -291,7 +307,12 @@
 # Source common code shared between the
 # X session and X init scripts
 #
-. /etc/X11/xinit/xinitrc.common
+
+if [ -r /etc/X11/xinit/xinitrc.common ]; then
+    . /etc/X11/xinit/xinitrc.common
+elif [ -r /usr/etc/X11/xinit/xinitrc.common ]; then
+    . /usr/etc/X11/xinit/xinitrc.common
+fi
 
 # Restore arguments but skip window manager
 set -- "${argv[@]}"
diff -u -r ../old/etc/X11/xdm/Xsetup ./etc/X11/xdm/Xsetup
--- ../old/etc/X11/xdm/Xsetup	2020-08-26 15:35:43.014615021 +0200
+++ ./etc/X11/xdm/Xsetup	2020-09-10 04:31:19.968602000 +0200
@@ -9,7 +9,7 @@
 #
  LIBDIR=/usr/lib/X11
  ETCDIR=/etc/X11
- XDMDIR=${ETCDIR}/xdm
+ XDMDIR=/usr/${ETCDIR}/xdm
  BINDIR=/usr/bin
 
 no_exit_on_failed_exec=1
@@ -184,7 +184,7 @@
 	#endif
 	EOF
 else
-    $xrdb $cpp -override -retain ${ETCDIR}/Xresources
+    $xrdb $cpp -override -retain ${XDMDIR}/Xresources
 fi
 
 #
@@ -206,6 +206,8 @@
 	    cat $sysxkbmap | $xkbcomp - $DISPLAY
 	elif test -r $sysmodmap ; then
 	    $xmodmap $sysmodmap
+	elif test -r /usr/etc/X11/Xmodmap ; then
+	    $xmodmap /usr/etc/X11/Xmodmap
 	fi
     else
 	# TCP/IP connection (remote or local)
@@ -213,6 +215,8 @@
 	    cat $defxkbmap | $xkbcomp - $DISPLAY
 	elif test -r $defmodmap ; then
 	    $xmodmap $defmodmap
+	elif test -r /usr/etc/X11/Xmodmap.remote ; then
+	    $xmodmap /usr/etc/X11/Xmodmap.remote
 	fi
 	if test -s $hostxkbmap -a -x $xkbcomp ; then
 	    cat $hostxkbmap | $xkbcomp - $DISPLAY
diff -u -r ../old/etc/X11/xdm/Xstartup ./etc/X11/xdm/Xstartup
--- ../old/etc/X11/xdm/Xstartup	2020-08-26 15:35:26.270871116 +0200
+++ ./etc/X11/xdm/Xstartup	2020-09-10 04:31:19.971608000 +0200
@@ -10,7 +10,7 @@
 #
   LIBDIR=/usr/lib/X11
   ETCDIR=/etc/X11
-  XDMDIR=${ETCDIR}/xdm
+  XDMDIR=/usr/${ETCDIR}/xdm
   BINDIR=/usr/bin
 xmessage=${BINDIR}/xmessage
  NOLOGIN=/etc/nologin
diff -u -r ../old/etc/X11/xdm/sys.xsession ./etc/X11/xdm/sys.xsession
--- ../old/etc/X11/xdm/sys.xsession	2016-06-03 15:25:42.000000000 +0200
+++ ./etc/X11/xdm/sys.xsession	2020-09-10 04:31:19.975602000 +0200
@@ -38,10 +38,16 @@
 argv=("$@")
 set --
 
-for script in /etc/X11/xdm/scripts/*
+for script in /usr/etc/X11/xdm/scripts/* \
+              /etc/X11/xdm/scripts/*
 do
     test -e $script || continue
     test -d $script && continue
+    # higher priority for /etc/X11/xdm/scripts ...
+    if echo $script | grep -q ^/usr; then
+        sname=$(basename $script)
+        test -e /etc/X11/xdm/scripts/$sname && continue
+    fi
     case "${script##*/}" in
         .*)             continue ;;
         *.rpm*)         continue ;;
@@ -63,7 +69,16 @@
 #
 # Use system default xinitrc if the users does not have one.
 #
-XINITRCFILE=/etc/X11/xinit/xinitrc
+
+# xinitrc moved to %{_libexecdir}/xinit in xinit package
+if [ -r /usr/libexec/xinit/xinitrc ]; then
+    XINITRCFILE=/usr/libexec/xinit/xinitrc
+elif [ -r /usr/lib/xinit/xinitrc ]; then
+    XINITRCFILE=/usr/lib/xinit/xinitrc
+else
+    XINITRCFILE=/etc/X11/xinit/xinitrc
+fi 
+
 test -r "$HOME/.xinitrc" && XINITRCFILE="$HOME/.xinitrc"
 
 if test -f "$XINITRCFILE" ; then
@@ -77,7 +92,11 @@
     # Source common code shared between the
     # X session and X init scripts
     #
-    . /etc/X11/xinit/xinitrc.common
+    if [ -r /etc/X11/xinit/xinitrc.common ]; then
+        . /etc/X11/xinit/xinitrc.common
+    elif [ -r /usr/etc/X11/xinit/xinitrc.common ]; then
+        . /usr/etc/X11/xinit/xinitrc.common
+    fi
     unset STARTUP WINDOW_MANAGER
 
     set -- ${1+"$@"} $WINDOWMANAGER
diff -u -r ../old/etc/X11/xdm/xdm-config ./etc/X11/xdm/xdm-config
--- ../old/etc/X11/xdm/xdm-config	2020-08-26 15:36:22.290004407 +0200
+++ ./etc/X11/xdm/xdm-config	2020-09-10 04:31:19.978602000 +0200
@@ -4,10 +4,10 @@
 DisplayManager.errorLogFile:	/var/log/xdm.errors
 DisplayManager.pidFile:		/run/xdm.pid
 DisplayManager.authDir:		/var/lib/xdm
-DisplayManager.keyFile:		/etc/X11/xdm/xdm-keys
+DisplayManager.keyFile:		/usr/etc/X11/xdm/xdm-keys
 DisplayManager.servers:		/etc/X11/xdm/Xservers
-DisplayManager.accessFile:	/etc/X11/xdm/Xaccess
-DisplayManager.willing:		su nobody -c /etc/X11/xdm/Xwilling
+DisplayManager.accessFile:	/usr/etc/X11/xdm/Xaccess
+DisplayManager.willing:		su nobody -c /usr/etc/X11/xdm/Xwilling
 !
 ! ATTENTION: `authName' should be in general MIT-MAGIC-COOKIE-1
 ! For XDM-AUTHENTICATION-1 which is default for xterminals see
@@ -27,16 +27,16 @@
 ! The scripts handling the setup, the startup, the session its self,
 ! and the reset of an X session.
 !
-DisplayManager.*.setup:		/etc/X11/xdm/Xsetup
-DisplayManager.*.chooser:	/etc/X11/xdm/RunChooser
-DisplayManager.*.startup:	/etc/X11/xdm/Xstartup
-DisplayManager.*.session:	/etc/X11/xdm/Xsession
-DisplayManager.*.reset:		/etc/X11/xdm/Xreset
+DisplayManager.*.setup:		/usr/etc/X11/xdm/Xsetup
+DisplayManager.*.chooser:	/usr/etc/X11/xdm/RunChooser
+DisplayManager.*.startup:	/usr/etc/X11/xdm/Xstartup
+DisplayManager.*.session:	/usr/etc/X11/xdm/Xsession
+DisplayManager.*.reset:		/usr/etc/X11/xdm/Xreset
 !
 DisplayManager._0.terminateServer:	true
 DisplayManager._93.terminateServer:	true
 !
-DisplayManager*resources:	/etc/X11/xdm/Xresources
+DisplayManager*resources:	/usr/etc/X11/xdm/Xresources
 DisplayManager.*.terminateServer:	false
 !
 ! SECURITY: do not listen for XDMCP or Chooser requests
diff -u -r ../old/usr/lib/X11/display-manager ./usr/lib/X11/display-manager
--- ../old/usr/lib/X11/display-manager	2020-09-04 13:11:23.054517000 +0200
+++ ./usr/lib/X11/display-manager	2020-09-10 04:40:30.456843000 +0200
@@ -16,8 +16,11 @@
 . /etc/sysconfig/displaymanager
 . /etc/sysconfig/language
 . /etc/sysconfig/windowmanager
-test -e /etc/SuSEconfig/profile        && . /etc/SuSEconfig/profile
-test -r /etc/profile.d/desktop-data.sh && . /etc/profile.d/desktop-data.sh
+if [ -r /etc/profile.d/desktop-data.sh ]; then
+    . /etc/profile.d/desktop-data.sh
+elif [ -r /usr/etc/profile.d/desktop-data.sh ]; then
+    . /usr/etc/profile.d/desktop-data.sh
+fi
 
 locale_vars="     \
 LANG              \
@@ -67,14 +70,14 @@
 unset DEFAULT_WM
 export WINDOWMANAGER
 
-DMDIR=/etc/X11/xdm
+DMDIR=/usr/etc/X11/xdm
 RELOADSIGNAL="-HUP"
 
 PIDFILELNK="/run/displaymanager.pid"
 
 
 xdm_reload_files () {
-    if [ -x /etc/X11/xdm/SuSEconfig.xdm ]; then
+    if [ -x $DMIR/SuSEconfig.xdm ]; then
         # Do no try to start Xserver on platforms which may ship without
         # graphics card (bsc#1039497)
         if [ "$(arch)" == "aarch64" -o "$(arch)" == "ppc64le" ]; then
@@ -87,8 +90,8 @@
             fi
         fi
         MD5DIR="/var/adm/SuSEconfig/md5" \
-        /etc/X11/xdm/SuSEconfig.xdm | \
-        sed 's+\(.*\)+/etc/init.d/xdm: \1+g' | \
+        $DMDIR/SuSEconfig.xdm | \
+        sed 's+\(.*\)+/usr/lib/X11/display-manager: \1+g' | \
         /bin/logger
 	return 0
     fi
@@ -130,6 +133,20 @@
 	exit 0
 	;;
     *)
+	test -d /etc/X11/xdm || mkdir -p /etc/X11/xdm
+	# SUSEconfig edits these files appropriate to /etc/sysconfig/displaymanager
+	test -r /etc/X11/xdm/xdm-config   || cp $DMDIR/xdm-config /etc/X11/xdm/xdm-config
+	test -r /etc/X11/xdm/Xservers     || cp $DMDIR/Xservers   /etc/X11/xdm/Xservers
+	# needed by sddm
+	test -r /etc/X11/xdm/Xsession     || ln -snf $DMDIR/Xsession     /etc/X11/xdm/Xsession
+	test -r /etc/X11/xdm/Xsetup       || ln -snf $DMDIR/Xsetup       /etc/X11/xdm/Xsetup
+	# needed by lightdm
+	test -r /etc/X11/xdm/Xstartup     || ln -snf $DMDIR/Xstartup     /etc/X11/xdm/Xstartup
+	test -r /etc/X11/xdm/Xreset       || ln -snf $DMDIR/Xreset       /etc/X11/xdm/Xreset
+	# possibly needed by who knows ...
+	test -r /etc/X11/xdm/Keyboard.map || ln -snf $DMDIR/Keyboard.map /etc/X11/xdm/Keyboard.map
+	# still often sourced by old ~/.xinitrc or ~/.xsession user files ...
+	test -r /etc/X11/xinit/xinitrc.common || ln -snf /usr/etc/X11/xinit/xinitrc.common /etc/X11/xinit/xinitrc.common
 	for i in  /usr/lib/X11/displaymanagers/*
 	do
 	    tmp=${i%.fallback} 
@@ -159,8 +176,8 @@
     start)
 
 	# use system keyboard as global X keyboard configuration
-	if [ -x /etc/X11/xdm/keytable ]; then
-	   /etc/X11/xdm/keytable
+	if [ -x $DMDIR/keytable ]; then
+	   $DMDIR/keytable
         fi
 
 	[ -n "$STARTPROC" ] && $STARTPROC
diff -u -r ../old/usr/lib/X11/displaymanagers/xdm ./usr/lib/X11/displaymanagers/xdm
--- ../old/usr/lib/X11/displaymanagers/xdm	2014-03-04 13:53:31.000000000 +0100
+++ ./usr/lib/X11/displaymanagers/xdm	2020-09-10 04:31:20.007599000 +0200
@@ -5,8 +5,8 @@
 }
 
 xdm_probe_proc() {
-    if test $XDMDIR/xdm-config -nt $PIDFILE -o \
-	$XDMDIR/Xservers   -nt $PIDFILE
+    if test /etc/X11/xdm/xdm-config -nt $PIDFILE -o \
+	/etc/X11/xdm/Xservers   -nt $PIDFILE
     then
 	echo reload
     fi