+/* sops->free_cached_objects() exists */
+#undef HAVE_FREE_CACHED_OBJECTS
+
+/* fops->fsync() with range */
+#undef HAVE_FSYNC_RANGE
+
+/* fops->fsync() without dentry */
+#undef HAVE_FSYNC_WITHOUT_DENTRY
+
+/* fops->fsync() with dentry */
+#undef HAVE_FSYNC_WITH_DENTRY
+