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	2020-09-08 16:49:26.220507000 +0200
@@ -35,9 +35,17 @@
 #
     XETCDIR=/etc/X11
      XDMDIR=$XETCDIR/xdm
-   XINITDIR=$XETCDIR/xinit
 :  ${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
 
@@ -291,7 +299,12 @@
 # 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 -- "${argv[@]}"
diff -u -r ../old/etc/X11/xdm/sys.xsession ./etc/X11/xdm/sys.xsession
--- ../old/etc/X11/xdm/sys.xsession	2016-06-03 15:25:42.000000000 +0200
+++ ./etc/X11/xdm/sys.xsession	2020-09-08 16:54:30.682569000 +0200
@@ -63,7 +63,16 @@
 #
 # Use system default xinitrc if the users does not have one.
 #
-XINITRCFILE=/etc/X11/xinit/xinitrc
+
+# xinitrc moved to %{_libexecdir}/xinit in xinit package
+if [ -r /usr/libexec/xinit/xinitrc ]; then
+    XINITRCFILE=/usr/libexec/xinit/xinitrc
+elif [ -r /usr/lib/xinit/xinitrc ]; then
+    XINITRCFILE=/usr/lib/xinit/xinitrc
+else
+    XINITRCFILE=/etc/X11/xinit/xinitrc
+fi 
+
 test -r "$HOME/.xinitrc" && XINITRCFILE="$HOME/.xinitrc"
 
 if test -f "$XINITRCFILE" ; then
@@ -77,7 +86,11 @@
     # 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