Fix some includes in Thrift.{h,cpp}.


git-svn-id: https://svn.apache.org/repos/asf/incubator/thrift/trunk@666494 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/lib/cpp/src/Thrift.cpp b/lib/cpp/src/Thrift.cpp
index 9ccea08..da21d33 100644
--- a/lib/cpp/src/Thrift.cpp
+++ b/lib/cpp/src/Thrift.cpp
@@ -5,6 +5,7 @@
 // http://developers.facebook.com/thrift/
 
 #include <Thrift.h>
+#include <cstring>
 #include <boost/lexical_cast.hpp>
 #include <protocol/TProtocol.h>