diff -ru a/lib/cpp/antlr/CharScanner.hpp b/lib/cpp/antlr/CharScanner.hpp
--- a/lib/cpp/antlr/CharScanner.hpp	2006-11-01 13:37:17.000000000 -0800
+++ b/lib/cpp/antlr/CharScanner.hpp	2015-12-22 16:09:21.979422041 -0800
@@ -22,6 +22,9 @@
 // VC6 seems to need this
 // note that this is not a standard C++ include file.
 # include <stdio.h>
+#else
+#include <cstring>
+#include <cstdio>
 #endif
 
 #include <antlr/TokenStream.hpp>