--- old/src/java.base/share/classes/sun/nio/ch/IOUtil.java	2018-11-30 08:32:50.768540559 -0500
+++ new/src/java.base/share/classes/sun/nio/ch/IOUtil.java	2018-11-30 08:32:50.444540580 -0500
@@ -43,7 +43,7 @@
 
     private IOUtil() { }                // No instantiation
 
-    static int write(FileDescriptor fd, ByteBuffer src, long position,
+    public static int write(FileDescriptor fd, ByteBuffer src, long position,
                      NativeDispatcher nd)
         throws IOException
     {
@@ -123,8 +123,8 @@
         return write(fd, bufs, 0, bufs.length, false, -1, nd);
     }
 
-    static long write(FileDescriptor fd, ByteBuffer[] bufs, int offset, int length,
-                      NativeDispatcher nd)
+    public static long write(FileDescriptor fd, ByteBuffer[] bufs, int offset,
+                             int length, NativeDispatcher nd)
         throws IOException
     {
         return write(fd, bufs, offset, length, false, -1, nd);
@@ -216,7 +216,7 @@
         }
     }
 
-    static int read(FileDescriptor fd, ByteBuffer dst, long position,
+    public static int read(FileDescriptor fd, ByteBuffer dst, long position,
                     NativeDispatcher nd)
         throws IOException
     {
@@ -286,8 +286,8 @@
         return read(fd, bufs, 0, bufs.length, false, -1, nd);
     }
 
-    static long read(FileDescriptor fd, ByteBuffer[] bufs, int offset, int length,
-                     NativeDispatcher nd)
+    public static long read(FileDescriptor fd, ByteBuffer[] bufs, int offset,
+                            int length, NativeDispatcher nd)
         throws IOException
     {
         return read(fd, bufs, offset, length, false, -1, nd);