--- libmalloc/libmalloc-521.100.59/private/stack_logging.h
+++ libmalloc/libmalloc-374.100.5/private/stack_logging.h
@@ -23,28 +23,20 @@
 #ifndef _STACK_LOGGING_H_
 #define _STACK_LOGGING_H_
 
-#include <stdbool.h>
-#include <stddef.h>
-#include <stdint.h>
-#include <malloc/malloc.h>
-#include <mach/boolean.h>
-#include <mach/mach_types.h>
-#include <mach/vm_statistics.h>
-#include <sys/cdefs.h>
-#include <os/availability.h>
-
-
-/*********	MallocStackLogging permanent SPIs  ************/
+#import <stdbool.h>
+#import <malloc/malloc.h>
+#import <mach/vm_statistics.h>
+#import <sys/cdefs.h>
+#import <os/availability.h>
+
+
+/*********	MallocStackLogging permanant SPIs  ************/
 
 #define stack_logging_type_free		0
 #define stack_logging_type_generic	1	/* anything that is not allocation/deallocation */
 #define stack_logging_type_alloc	2	/* malloc, realloc, etc... */
 #define stack_logging_type_dealloc	4	/* free, realloc, etc... */
 #define stack_logging_type_vm_allocate  16      /* vm_allocate or mmap */
-    /* NOTE: the stack_logging_type_vm_allocate type also contains
-     * the VM region's user_tag in the top byte, so it is not valid to check
-     * type == stack_logging_type_vm_allocate. The user_tag can be accessed
-     * using VM_GET_FLAGS_ALIAS */
 #define stack_logging_type_vm_deallocate  32	/* vm_deallocate or munmap */
 #define stack_logging_type_mapped_file_or_shared_mem	128