--- old/src/hotspot/os/bsd/attachListener_bsd.cpp	2019-06-27 10:32:13.410355400 +0900
+++ new/src/hotspot/os/bsd/attachListener_bsd.cpp	2019-06-27 10:32:13.304356016 +0900
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2005, 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2005, 2019, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -485,6 +485,12 @@
   return ret_code;
 }
 
+// TODO: Should be implemented if need.
+//       See src/hotspot/os/linux/attachListener_linux.cpp
+bool AttachListener::check_socket_file() {
+  return false;
+}
+
 // Attach Listener is started lazily except in the case when
 // +ReduseSignalUsage is used
 bool AttachListener::init_at_startup() {