diff -r ba6b7a51e226 -r 9670c1610c53 jdk/src/share/classes/sun/nio/ch/IOStatus.java
--- a/jdk/src/share/classes/sun/nio/ch/IOStatus.java	Thu Mar 29 21:22:07 2012 -0700
+++ b/jdk/src/share/classes/sun/nio/ch/IOStatus.java	Tue Apr 10 08:22:03 2012 -0700
@@ -25,9 +25,12 @@
 
 package sun.nio.ch;
 
+import javax.tools.annotation.GenerateNativeHeader;
 
 // Constants for reporting I/O status
 
+/* No native methods here, but the constants are needed in the supporting JNI code */
+@GenerateNativeHeader
 public final class IOStatus {
 
     private IOStatus() { }