diff --git a/Repl.vcxproj b/Repl.vcxproj
index a284185..4d736c2 100644
--- a/Repl.vcxproj
+++ b/Repl.vcxproj
@@ -115,13 +115,15 @@
     <ClCompile>
       <AdditionalIncludeDirectories>$(SolutionDir)/source;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
       <LanguageStandard_C>stdc17</LanguageStandard_C>
-      <PreprocessorDefinitions>LIB_RUNNER_EXPORT</PreprocessorDefinitions>
+      <PreprocessorDefinitions>
+      </PreprocessorDefinitions>
     </ClCompile>
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
     <ClCompile>
       <LanguageStandard_C>stdc17</LanguageStandard_C>
-      <PreprocessorDefinitions>LIB_RUNNER_EXPORT</PreprocessorDefinitions>
+      <PreprocessorDefinitions>
+      </PreprocessorDefinitions>
       <AdditionalIncludeDirectories>$(SolutionDir)/source;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
     </ClCompile>
     <Link>
diff --git a/Toy.vcxproj b/Toy.vcxproj
index 7dcbe29..385535c 100644
--- a/Toy.vcxproj
+++ b/Toy.vcxproj
@@ -132,6 +132,7 @@
     <ClCompile Include="source\toy_literal_dictionary.c" />
     <ClCompile Include="source\toy_memory.c" />
     <ClCompile Include="source\toy_parser.c" />
+    <ClCompile Include="source\toy_reffunction.c" />
     <ClCompile Include="source\toy_refstring.c" />
     <ClCompile Include="source\toy_scope.c" />
   </ItemGroup>
@@ -152,6 +153,7 @@
     <ClInclude Include="source\toy_memory.h" />
     <ClInclude Include="source\toy_opcodes.h" />
     <ClInclude Include="source\toy_parser.h" />
+    <ClInclude Include="source\toy_reffunction.h" />
     <ClInclude Include="source\toy_refstring.h" />
     <ClInclude Include="source\toy_scope.h" />
     <ClInclude Include="source\toy_token_types.h" />
diff --git a/source/toy_common.c b/source/toy_common.c
index 8aed259..1898dca 100644
--- a/source/toy_common.c
+++ b/source/toy_common.c
@@ -15,7 +15,7 @@ STATIC_ASSERT(sizeof(unsigned char) == 1);
 STATIC_ASSERT(sizeof(unsigned short) == 2);
 STATIC_ASSERT(sizeof(unsigned int) == 4);
 
-#ifndef TOY_EXPORT
+#ifndef TOY_DISABLE_REPL
 
 //declare the singleton with default values
 Toy_CommandLine Toy_commandLine = {
diff --git a/source/toy_common.h b/source/toy_common.h
index f5edab5..7e06a18 100644
--- a/source/toy_common.h
+++ b/source/toy_common.h
@@ -28,7 +28,7 @@
 
 #endif
 
-#ifndef TOY_EXPORT
+#ifndef TOY_DISABLE_REPL
 
 //for processing the command line arguments in the repl
 typedef struct {