From cc4d5ca85e17387bf5277424bf7de311408b3eb5 Mon Sep 17 00:00:00 2001
From: Arash Partow <partow@gmail.com>
Date: Thu, 4 Apr 2013 22:28:43 +1100
Subject: [PATCH] C++ Mathematical Expression Library (ExprTk) 
 http://www.partow.net/programming/exprtk/index.html

---
 exprtk.hpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/exprtk.hpp b/exprtk.hpp
index 954e039..0c67564 100644
--- a/exprtk.hpp
+++ b/exprtk.hpp
@@ -37,6 +37,7 @@
 #include <algorithm>
 #include <cctype>
 #include <cmath>
+#include <cstdio>
 #include <deque>
 #include <limits>
 #include <list>