--- a/src/java.base/windows/native/libnio/ch/IOUtil.c	Sat Mar 16 21:27:15 2019 +0900
+++ b/src/java.base/windows/native/libnio/ch/IOUtil.c	Sat Mar 16 12:31:31 2019 +0000
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000, 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2000, 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
@@ -119,7 +119,7 @@
 JNIEXPORT void JNICALL
 Java_sun_nio_ch_IOUtil_setfdVal(JNIEnv *env, jclass clazz, jobject fdo, jint val)
 {
-    (*env)->SetIntField(env, fdo, fd_fdID, val);
+    setfdval(env, fdo, val);
 }
 
 
@@ -198,6 +198,12 @@
     return (*env)->GetIntField(env, fdo, fd_fdID);
 }
 
+void
+setfdval(JNIEnv *env, jobject fdo, jint val)
+{
+    (*env)->SetIntField(env, fdo, fd_fdID, val);
+}
+
 jlong
 handleval(JNIEnv *env, jobject fdo)
 {