--- old/src/share/classes/javax/sound/sampled/Line.java	2010-07-06 18:27:29.000000000 -0700
+++ new/src/share/classes/javax/sound/sampled/Line.java	2010-07-06 18:27:28.000000000 -0700
@@ -70,7 +70,7 @@
  * @see LineEvent
  * @since 1.3
  */
-public interface Line {
+public interface Line extends AutoCloseable {
 
     /**
      * Obtains the <code>Line.Info</code> object describing this