user_shutdown_function_dtor  133 ext/standard/basic_functions.c static void user_shutdown_function_dtor(php_shutdown_function_entry *shutdown_function_entry);
user_shutdown_function_dtor 5442 ext/standard/basic_functions.c 			zend_hash_init(BG(user_shutdown_function_names), 0, NULL, (void (*)(void *)) user_shutdown_function_dtor, 0);