diff --git a/v4/gen-C++ b/v4/gen-C++
index 4502a20..23c8529 100755
--- a/v4/gen-C++
+++ b/v4/gen-C++
@@ -1,6 +1,4 @@
-#c++ -o test_memory_C++ -std=c++11 -I. \
-#c++ -o test_memory_C++ -std=c++17 -I. \
-c++ -o test_memory_C++ -std=c++20 -I. \
+c++ -o test_memory_C++ -std=c++11 -I. \
   memory.cpp \
   memory_Context.cpp \
   memory_test.cpp \
diff --git a/v4/memory_Context.cpp b/v4/memory_Context.cpp
index c5b33a8..ca5ff09 100644
--- a/v4/memory_Context.cpp
+++ b/v4/memory_Context.cpp
@@ -1,9 +1,9 @@
-#include <any>
+#include "any.h"
 #include "memory_Context.h"
 
 #include <iostream>
 
-std::any memory_Context::field(const std::string &fieldName) {
+libany::any memory_Context::field(const std::string &fieldName) {
   if (fieldName == "didLaunch") {
     return didLaunch;
   } else if (fieldName == "exit") {
@@ -41,41 +41,41 @@ std::any memory_Context::field(const std::string &fieldName) {
   return victory;
 }
 
-void memory_Context::setField(const std::string &fieldName, std::any value) {
+void memory_Context::setField(const std::string &fieldName, libany::any value) {
   if (fieldName == "didLaunch") {
-    didLaunch = std::any_cast<bool>(value);
+    didLaunch = libany::any_cast<bool>(value);
   } else if (fieldName == "exit") {
-    exit = std::any_cast<bool>(value);
+    exit = libany::any_cast<bool>(value);
   } else if (fieldName == "hiddenItems") {
-    hiddenItems = std::any_cast<std::vector<int> >(value);
+    hiddenItems = libany::any_cast<std::vector<int> >(value);
   } else if (fieldName == "input") {
-    input = std::any_cast<std::string>(value);
+    input = libany::any_cast<std::string>(value);
   } else if (fieldName == "mismatchedItems") {
-    mismatchedItems = std::any_cast<std::vector<int> >(value);
+    mismatchedItems = libany::any_cast<std::vector<int> >(value);
   } else if (fieldName == "outputGoOn") {
-    outputGoOn = std::any_cast<std::string>(value);
+    outputGoOn = libany::any_cast<std::string>(value);
   } else if (fieldName == "outputGreeting") {
-    outputGreeting = std::any_cast<std::string>(value);
+    outputGreeting = libany::any_cast<std::string>(value);
   } else if (fieldName == "outputHelp") {
-    outputHelp = std::any_cast<std::string>(value);
+    outputHelp = libany::any_cast<std::string>(value);
   } else if (fieldName == "outputMatchedItems") {
-    outputMatchedItems = std::any_cast<std::string>(value);
+    outputMatchedItems = libany::any_cast<std::string>(value);
   } else if (fieldName == "outputMismatchedItems") {
-    outputMismatchedItems = std::any_cast<std::string>(value);
+    outputMismatchedItems = libany::any_cast<std::string>(value);
   } else if (fieldName == "outputPromptSelection") {
-    outputPromptSelection = std::any_cast<std::string>(value);
+    outputPromptSelection = libany::any_cast<std::string>(value);
   } else if (fieldName == "outputVictory") {
-    outputVictory = std::any_cast<std::string>(value);
+    outputVictory = libany::any_cast<std::string>(value);
   } else if (fieldName == "playfieldItems") {
-    playfieldItems = std::any_cast<std::map<int, int> >(value);
+    playfieldItems = libany::any_cast<std::map<int, int> >(value);
   } else if (fieldName == "playfieldSize") {
-    playfieldSize = std::any_cast<int>(value);
+    playfieldSize = libany::any_cast<int>(value);
   } else if (fieldName == "selectedId") {
-    selectedId = std::any_cast<int>(value);
+    selectedId = libany::any_cast<int>(value);
   } else if (fieldName == "selectedItems") {
-    selectedItems = std::any_cast<std::vector<int> >(value);
+    selectedItems = libany::any_cast<std::vector<int> >(value);
   } else if (fieldName == "victory") {
-    victory = std::any_cast<bool>(value);
+    victory = libany::any_cast<bool>(value);
   }
 }
 
diff --git a/v4/memory_Context.h b/v4/memory_Context.h
index 0a43ac8..d56910c 100644
--- a/v4/memory_Context.h
+++ b/v4/memory_Context.h
@@ -1,7 +1,7 @@
-#include <any>
 #include <map>
 #include <string>
 #include <vector>
+#include "any.h"
 #include "ctx.h"
 
 #ifndef memory_Context_HEADER
@@ -27,8 +27,8 @@ struct memory_Context {
   std::vector<int> selectedItems;
   bool victory = false;
 
-  std::any field(const std::string &fieldName);
-  void setField(const std::string &fieldName, std::any value);
+  libany::any field(const std::string &fieldName);
+  void setField(const std::string &fieldName, libany::any value);
 };
 
 memory_Context memory_createContext();