Remove HAVE_MALLINFO2 from Android LLVM16 config

... to fix build error on seen in SwiftShader->AOSP roller
in aosp/2522816.

Bug: b/272710814
Test: untested, speculative change based on inspection
Change-Id: If3db2b544d468990e2967db10c8c020bc90d8e22
Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/71308
Kokoro-Result: kokoro <noreply+kokoro@google.com>
Reviewed-by: Jean-François Geyelin <jif@google.com>
Commit-Queue: Jason Macnak <natsu@google.com>
Presubmit-Ready: Jason Macnak <natsu@google.com>
Tested-by: Jason Macnak <natsu@google.com>
diff --git a/third_party/llvm-16.0/configs/android/include/llvm/Config/config.h b/third_party/llvm-16.0/configs/android/include/llvm/Config/config.h
index f0cd1df..7467728 100644
--- a/third_party/llvm-16.0/configs/android/include/llvm/Config/config.h
+++ b/third_party/llvm-16.0/configs/android/include/llvm/Config/config.h
@@ -138,7 +138,7 @@
 #define HAVE_MALLINFO 1
 
 /* Define to 1 if you have the `mallinfo2' function. */
-#define HAVE_MALLINFO2 1
+/* #undef HAVE_MALLINFO2 */
 
 /* Define to 1 if you have the <malloc/malloc.h> header file. */
 /* #undef HAVE_MALLOC_MALLOC_H */