Index: mimepp/string.h
--- mimepp/string.h.orig
+++ mimepp/string.h
@@ -27,7 +27,9 @@
#include <assert.h>
#include <stddef.h>
-#include <iostream.h>
+#include <iostream>
+using std::ostream;
+using std::istream;
#ifndef DW_CONFIG_H
#include <mimepp/config.h>