src/hotspot/share/prims/jvmtiExport.hpp

*** 326,335 ****
--- 326,336 ----
    inline static void set_should_post_class_file_load_hook(bool on)     { _should_post_class_file_load_hook = on;  }
    inline static bool should_post_class_file_load_hook()           {
      JVMTI_ONLY(return _should_post_class_file_load_hook);
      NOT_JVMTI(return false;)
    }
+   static bool early_class_hook_env();
    // Return true if the class was modified by the hook.
    static bool post_class_file_load_hook(Symbol* h_name, Handle class_loader,
                                          Handle h_protection_domain,
                                          unsigned char **data_ptr, unsigned char **end_ptr,
                                          JvmtiCachedClassFileData **cache_ptr) NOT_JVMTI_RETURN_(false);