--- libmalloc/libmalloc-283.40.1/src/purgeable_malloc.c
+++ libmalloc/libmalloc-166.251.2/src/purgeable_malloc.c
@@ -215,7 +215,7 @@
 	kern_return_t err;
 
 	if (!reader) {
-		reader = _malloc_default_reader;
+		reader = _szone_default_reader;
 	}
 
 	err = reader(task, zone_address, sizeof(szone_t), (void **)&szone);
@@ -223,9 +223,8 @@
 		return err;
 	}
 
-	err = large_in_use_enumerator(task, context, type_mask,
-			(vm_address_t)szone->large_entries, szone->num_large_entries,
-			reader, recorder);
+	err = large_in_use_enumerator(
+								  task, context, type_mask, (vm_address_t)szone->large_entries, szone->num_large_entries, reader, recorder);
 	return err;
 }
 
@@ -246,31 +245,10 @@
 }
 
 static void
-purgeable_print(task_t task, unsigned level MALLOC_UNUSED,
-		vm_address_t zone_address, memory_reader_t reader,
-		print_task_printer_t printer)
-{
-	szone_t *szone;
-	if (reader(task, zone_address, sizeof(szone_t), (void **)&szone)) {
-		printer("Purgeable zone %p: inUse=%u(%y) flags=%d\n", zone_address,
-				szone->num_large_objects_in_use,
-				(int)szone->num_bytes_in_large_objects,
-				szone->debug_flags);
-	}
-}
-
-static void
-purgeable_print_self(szone_t *szone, boolean_t verbose)
-{
-	purgeable_print(mach_task_self(), verbose ? MALLOC_VERBOSE_PRINT_LEVEL : 0,
-			(vm_address_t)szone, _malloc_default_reader, malloc_report_simple);
-}
-
-static void
-purgeable_print_task(task_t task, unsigned level, vm_address_t zone_address,
-		memory_reader_t reader, print_task_printer_t printer)
-{
-	purgeable_print(task, level, zone_address, reader, printer);
+purgeable_print(szone_t *szone, boolean_t verbose)
+{
+	malloc_report(MALLOC_REPORT_NOLOG | MALLOC_REPORT_NOPREFIX, "Scalable zone %p: inUse=%u(%y) flags=%d\n", szone,
+				   szone->num_large_objects_in_use, (int)szone->num_bytes_in_large_objects, szone->debug_flags);
 }
 
 static void
@@ -326,18 +304,10 @@
 }
 
 static const struct malloc_introspection_t purgeable_introspect = {
-	(void *)purgeable_ptr_in_use_enumerator,
-	(void *)purgeable_good_size,
-	(void *)purgeable_check,
-	(void *)purgeable_print_self,
-	(void *)purgeable_log,
-	(void *)purgeable_force_lock,
-	(void *)purgeable_force_unlock,
-	(void *)purgeable_statistics,
-	(void *)purgeable_locked,
-	NULL, NULL, NULL, NULL, /* Zone enumeration version 7 and forward. */
-	(void *)purgeable_reinit_lock, // reinit_lock version 9 and forward
-	(void *)purgeable_print_task,  // print_task version 11 and forward
+	(void *)purgeable_ptr_in_use_enumerator, (void *)purgeable_good_size, (void *)purgeable_check, (void *)purgeable_print,
+	purgeable_log, (void *)purgeable_force_lock, (void *)purgeable_force_unlock, (void *)purgeable_statistics,
+	(void *)purgeable_locked, NULL, NULL, NULL, NULL, /* Zone enumeration version 7 and forward. */
+	(void *)purgeable_reinit_lock, // reinit_lock version 9 and foward
 }; // marked as const to spare the DATA section
 
 
@@ -389,7 +359,7 @@
 	}
 #endif
 
-	szone->basic_zone.version = 11;
+	szone->basic_zone.version = 10;
 	szone->basic_zone.size = (void *)purgeable_size;
 	szone->basic_zone.malloc = (void *)purgeable_malloc;
 	szone->basic_zone.calloc = (void *)purgeable_calloc;