-//#define LOCKBIT 0x80 // if set in attributes, block cannot be moved\r
-//#define PURGEBITS 3 // 0-3 level, 0= unpurgable, 3= purge first\r
-//#define PURGEMASK 0xfffc\r
-//#define BASEATTRIBUTES 0 // unlocked, non purgable\r
+#define LOCKBIT 0x80 // if set in attributes, block cannot be moved\r
+#define PURGEBITS 3 // 0-3 level, 0= unpurgable, 3= purge first\r
+#define PURGEMASK 0xfffc\r
+#define BASEATTRIBUTES 0 // unlocked, non purgable\r