disable / enable_all_steppers functions

Marlin/Marlin.h

@@ -179,6 +179,9 @@ void manage_inactivity(bool ignore_stepper_queue=false);
   #define disable_e3() /* nothing */
 #endif
 
+void enable_all_steppers();
+void disable_all_steppers();
+
 enum AxisEnum {X_AXIS=0, Y_AXIS=1, A_AXIS=0, B_AXIS=1, Z_AXIS=2, E_AXIS=3, X_HEAD=4, Y_HEAD=5};
 //X_HEAD and Y_HEAD is used for systems that don't have a 1:1 relationship between X_AXIS and X Head movement, like CoreXY bots.