More work on moving engine into dlmalloc heap

luprex/core/cpp/animqueue.hpp

@@ -49,13 +49,13 @@
 #include "wrap-string.hpp"
 #include "wrap-deque.hpp"
 #include "wrap-unordered-map.hpp"
-#include "wrap-ostream.hpp"
 
 #include "streambuffer.hpp"
 #include "debugcollector.hpp"
 #include "util.hpp"
 
 #include <cassert>
+#include <ostream>
 
 class AnimStep {
     friend class AnimQueue;