diff -up readr/src/Collector.h.gccfix readr/src/Collector.h
--- readr/src/Collector.h.gccfix	2022-09-02 14:18:07.591090989 -0400
+++ readr/src/Collector.h	2022-09-02 14:18:29.434212091 -0400
@@ -13,6 +13,7 @@
 #include "Token.h"
 #include "Warnings.h"
 #include <boost/shared_ptr.hpp>
+#include <map>
 
 class Collector;
 typedef boost::shared_ptr<Collector> CollectorPtr;