--- a/jdk/makefiles/CompileJavaClasses.gmk	Mon Dec 03 11:07:20 2012 -0500
+++ b/jdk/makefiles/CompileJavaClasses.gmk	Tue Dec 04 14:07:30 2012 +0000
@@ -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