--- libmalloc/libmalloc-283.60.1/tools/malloc_replay.h
+++ libmalloc/libmalloc-166.200.60/tools/malloc_replay.h
@@ -199,6 +199,7 @@
 typedef struct replay_malloc_magazine {
     uint64_t baseAddress;
     uint64_t extent;
+    uint32_t pages_resident;
     uint32_t pages_dirty;
 } *replay_malloc_magazine_t;