diff --git a/libc/private/bionic_globals.h b/libc/private/bionic_globals.h
index 644b5a4..a671d77 100644
--- a/libc/private/bionic_globals.h
+++ b/libc/private/bionic_globals.h
@@ -29,12 +29,14 @@
 #define _PRIVATE_BIONIC_GLOBALS_H
 
 #include <sys/cdefs.h>
+#include "private/bionic_malloc_dispatch.h"
 #include "private/bionic_vdso.h"
 #include "private/WriteProtected.h"
 
 struct libc_globals {
   vdso_entry vdso[VDSO_END];
   long setjmp_cookie;
+  MallocDebug malloc_dispatch;
 };
 
 __LIBC_HIDDEN__ extern WriteProtected<libc_globals> __libc_globals;
@@ -44,5 +46,5 @@
                                       KernelArgumentBlock& args);
 __LIBC_HIDDEN__ void __libc_init_setjmp_cookie(libc_globals* globals,
                                                KernelArgumentBlock& args);
-
+__LIBC_HIDDEN__ void __libc_init_malloc(libc_globals* globals);
 #endif
diff --git a/libc/private/bionic_malloc_dispatch.h b/libc/private/bionic_malloc_dispatch.h
new file mode 100644
index 0000000..34fb898
--- /dev/null
+++ b/libc/private/bionic_malloc_dispatch.h
@@ -0,0 +1,68 @@
+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *  * Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *  * Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#ifndef _PRIVATE_BIONIC_MALLOC_DISPATCH_H
+#define _PRIVATE_BIONIC_MALLOC_DISPATCH_H
+
+#include <stddef.h>
+#include "private/bionic_config.h"
+
+/* Entry in malloc dispatch table. */
+typedef void* (*MallocDebugCalloc)(size_t, size_t);
+typedef void (*MallocDebugFree)(void*);
+typedef struct mallinfo (*MallocDebugMallinfo)();
+typedef void* (*MallocDebugMalloc)(size_t);
+typedef size_t (*MallocDebugMallocUsableSize)(const void*);
+typedef void* (*MallocDebugMemalign)(size_t, size_t);
+typedef int (*MallocDebugPosixMemalign)(void**, size_t, size_t);
+#if defined(HAVE_DEPRECATED_MALLOC_FUNCS)
+typedef void* (*MallocDebugPvalloc)(size_t);
+#endif
+typedef void* (*MallocDebugRealloc)(void*, size_t);
+#if defined(HAVE_DEPRECATED_MALLOC_FUNCS)
+typedef void* (*MallocDebugValloc)(size_t);
+#endif
+
+struct MallocDebug {
+  MallocDebugCalloc calloc;
+  MallocDebugFree free;
+  MallocDebugMallinfo mallinfo;
+  MallocDebugMalloc malloc;
+  MallocDebugMallocUsableSize malloc_usable_size;
+  MallocDebugMemalign memalign;
+  MallocDebugPosixMemalign posix_memalign;
+#if defined(HAVE_DEPRECATED_MALLOC_FUNCS)
+  MallocDebugPvalloc pvalloc;
+#endif
+  MallocDebugRealloc realloc;
+#if defined(HAVE_DEPRECATED_MALLOC_FUNCS)
+  MallocDebugValloc valloc;
+#endif
+} __attribute__((aligned(32)));
+
+#endif