Hard-link a device in order to test that this works properly.

testsuite/devices.test

@@ -16,7 +16,7 @@ case `id -u` in
 0)  ;;
 *)  if [ -f /usr/bin/fakeroot ]; then
 	echo "Let's try re-running the script under fakeroot..."
-	exec /usr/bin/fakeroot /bin/sh "$0"
+	exec /usr/bin/fakeroot /bin/sh $RUNSHFLAGS "$0"
     fi
     test_skipped "Rsync won't copy devices unless we're root"
     ;;
@@ -31,6 +31,7 @@ mknod "$fromdir/char3" c 42 69  || test_skipped "Can't create char device node u
 mknod "$fromdir/block" b 42 69 || test_skipped "Can't create block device node unless root"
 mknod "$fromdir/block2" b 42 73 || test_skipped "Can't create block device node unless root"
 mknod "$fromdir/block3" b 105 73 || test_skipped "Can't create block device node unless root"
+ln "$fromdir/block3" "$fromdir/block3dup" || echo "Skipping hard-linked device test..."
 mkfifo "$fromdir/fifo" || test_skipped "Can't run mkfifo"
 
 checkit "$RSYNC -aHvv \"$fromdir/\" \"$todir/\"" "$fromdir" "$todir" skip_file_diff