+extern char sysfs_path[SYSFS_PATH_MAX];
+extern char udev_root[PATH_MAX];
+extern char udev_db_path[PATH_MAX+NAME_MAX];
+extern char udev_permissions_filename[PATH_MAX+NAME_MAX];
+extern char udev_config_filename[PATH_MAX+NAME_MAX];
+extern char udev_rules_filename[PATH_MAX+NAME_MAX];
+extern mode_t default_mode;
+extern char default_owner[USER_SIZE];
+extern char default_group[USER_SIZE];
+extern int udev_log;
+extern int udev_dev_d;
+extern int udev_hotplug_d;