Only compare XYZ to check motion

Marlin/src/feature/bedlevel/bedlevel.cpp

     planner.set_z_fade_height(zfh);
 
     if (level_active) {
-      const float oldpos[XYZE] = {
-        current_position[X_AXIS], current_position[Y_AXIS],
-        current_position[Z_AXIS], current_position[E_AXIS]
-      };
+      const float oldpos[] = { current_position[X_AXIS], current_position[Y_AXIS], current_position[Z_AXIS] };
       #if ENABLED(AUTO_BED_LEVELING_UBL)
         set_bed_leveling_enabled(true);  // turn back on after changing fade height
       #else

Marlin/src/gcode/bedlevel/M420.cpp

  */
 void GcodeSuite::M420() {
 
-  const float oldpos[XYZE] = {
-    current_position[X_AXIS], current_position[Y_AXIS],
-    current_position[Z_AXIS], current_position[E_AXIS]
-  };
+  const float oldpos[] = { current_position[X_AXIS], current_position[Y_AXIS], current_position[Z_AXIS] };
 
   #if ENABLED(AUTO_BED_LEVELING_UBL)
 

Marlin/src/module/configuration_store.cpp

  * Post-process after Retrieve or Reset
  */
 void MarlinSettings::postprocess() {
-  const float oldpos[XYZE] = {
-    current_position[X_AXIS], current_position[Y_AXIS],
-    current_position[Z_AXIS], current_position[E_AXIS]
-  };
+  const float oldpos[] = { current_position[X_AXIS], current_position[Y_AXIS], current_position[Z_AXIS] };
 
   // steps per s2 needs to be updated to agree with units per s2
   planner.reset_acceleration_rates();