void *dl_handle;
};
-struct module_backfs_ops zfs_ops;
-struct module_backfs_ops ldiskfs_ops;
+extern struct module_backfs_ops zfs_ops;
+extern struct module_backfs_ops ldiskfs_ops;
struct module_backfs_ops *load_backfs_module(enum ldd_mount_type mount_type);
void unload_backfs_ops(struct module_backfs_ops *ops);