Add missing includes.

Change-Id: I0737456e0221ebe9cc854d65c95a7d37d0869d56
diff --git a/verifier.cpp b/verifier.cpp
index eeff95a..61e5adf 100644
--- a/verifier.cpp
+++ b/verifier.cpp
@@ -26,9 +26,10 @@
 #include "mincrypt/sha.h"
 #include "mincrypt/sha256.h"
 
-#include <string.h>
-#include <stdio.h>
 #include <errno.h>
+#include <malloc.h>
+#include <stdio.h>
+#include <string.h>
 
 extern RecoveryUI* ui;