+void** mono_monitor_get_object_monitor_weak_link (MonoObject *object) MONO_INTERNAL;
+
+void mono_monitor_init_tls (void) MONO_INTERNAL;
+
+MonoMethod* mono_monitor_get_fast_path (MonoMethod *enter_or_exit) MONO_INTERNAL;
+
+void mono_monitor_threads_sync_members_offset (int *owner_offset, int *nest_offset, int *entry_count_offset) MONO_INTERNAL;
+#define MONO_THREADS_SYNC_MEMBER_OFFSET(o) ((o)>>8)
+#define MONO_THREADS_SYNC_MEMBER_SIZE(o) ((o)&0xff)
+