From c775ef9f2425bdbcc833692e16d869fbc16ec16b Mon Sep 17 00:00:00 2001
From: Jinhao <cnjinhao@hotmail.com>
Date: Sun, 22 May 2016 05:22:16 +0800
Subject: [PATCH] small fix

---
 source/gui/widgets/slider.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/source/gui/widgets/slider.cpp b/source/gui/widgets/slider.cpp
index 7cda9e61..28f6dcd5 100644
--- a/source/gui/widgets/slider.cpp
+++ b/source/gui/widgets/slider.cpp
@@ -1,5 +1,6 @@
 
 #include <nana/gui/widgets/slider.hpp>
+#include <cstring>	//memcpy
 
 namespace nana
 {