File mtl-f32-200518.patch of Package mtl

Index: mtl-2.1.2-23/mtl/entry.h
===================================================================
--- mtl-2.1.2-23.orig/mtl/entry.h
+++ mtl-2.1.2-23/mtl/entry.h
@@ -16,6 +16,7 @@
 #define ENTRY_H
 
 #include <iosfwd>
+#include <iostream>
 
 #include "mtl/mtl_config.h"