#define USE_CHANGE_TO_TRIGGERED (TRUE * USE_NEW_STUFF * 1)
+#define USE_BACK_WALKABLE_BUGFIX (TRUE * USE_NEW_STUFF * 1)
+
/* for DigField() */
#define DF_NO_PUSH 0
if (IS_TUBE(Back[jx][jy]) && game.engine_version >= VERSION_IDENT(2,2,0,0))
old_element = Back[jx][jy];
+#if USE_BACK_WALKABLE_BUGFIX
+
+ /* in case of element dropped at player position, check background */
+ else if (Back[jx][jy] != EL_EMPTY &&
+ game.engine_version >= VERSION_IDENT(2,2,0,0))
+ old_element = Back[jx][jy];
+#endif
#endif