Fix Windows Electron build

Author: wcjohns

InterSpec/InterSpec_config.h.in

@@ -118,7 +118,7 @@ void log_developer_error( const char *location, const char *error );
 // On Windows, we will compile LibInterSpec as a shared DLL only when
 //  `USE_BATCH_TOOLS` is enabled - so in this case we need to export the functions
 //  we will want to use from the DLL.
-#if( USE_BATCH_TOOLS && (defined(WIN32) || defined(UNDER_CE) || defined(_WIN32) || defined(WIN64)) )
+#if( (USE_BATCH_TOOLS && !BUILD_AS_ELECTRON_APP) && (defined(WIN32) || defined(UNDER_CE) || defined(_WIN32) || defined(WIN64)) )
   #ifdef InterSpec_EXPORTS
     #define InterSpec_API __declspec(dllexport)
   #else