register_shutdown_function 2974 ext/standard/basic_functions.c 	PHP_FE(register_shutdown_function,										arginfo_register_shutdown_function)
register_shutdown_function 5093 ext/standard/basic_functions.c PHP_FUNCTION(register_shutdown_function)
register_shutdown_function   89 ext/standard/basic_functions.h PHP_FUNCTION(register_shutdown_function);