--- old/makefiles/CompileJavaClasses.gmk	2012-11-29 01:02:49.210540652 -0800
+++ new/makefiles/CompileJavaClasses.gmk	2012-11-29 01:02:49.078540656 -0800
@@ -121,6 +121,7 @@
 	     sun/nio/fs/LinuxFileStore.java \
 	     sun/nio/fs/LinuxFileSystem.java \
 	     sun/nio/fs/LinuxFileSystemProvider.java \
+	     sun/nio/fs/MagicFileTypeDetector.java \
 	     sun/nio/fs/LinuxNativeDispatcher.java \
 	     sun/nio/fs/LinuxUserDefinedFileAttributeView.java \
 	     sun/nio/fs/LinuxWatchService.java