From 23b0e3799e9e6874ff9f47450478d4a00fc2376a Mon Sep 17 00:00:00 2001
From: XMRig <support@xmrig.com>
Date: Fri, 12 Apr 2019 22:32:45 +0700
Subject: [PATCH] Fixed build on some systems.

---
 src/base/tools/String.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/base/tools/String.cpp b/src/base/tools/String.cpp
index c7bc3d1b..7778c6da 100644
--- a/src/base/tools/String.cpp
+++ b/src/base/tools/String.cpp
@@ -23,6 +23,9 @@
  */
 
 
+#include <ctype.h>
+
+
 #include "base/tools/String.h"
 #include "rapidjson/document.h"