Deprecate the parameter of get_defined_functions() (php#19425)

RFC: https://wiki.php.net/rfc/deprecations_php_8_5#deprecate_the_exclude_disabled_parameter_of_get_defined_functions

Author: Girgias

Zend/tests/bug79668.phpt

@@ -1483,15 +1483,15 @@ ZEND_FUNCTION(get_defined_functions)
 	zval internal, user;
 	zend_string *key;
 	zend_function *func;
-	bool exclude_disabled = 1;
+	bool exclude_disabled = true;
 
 	if (zend_parse_parameters(ZEND_NUM_ARGS(), "|b", &exclude_disabled) == FAILURE) {
 		RETURN_THROWS();
 	}
 
-	if (exclude_disabled == 0) {
+	if (ZEND_NUM_ARGS() == 1) {
 		zend_error(E_DEPRECATED,
-			"get_defined_functions(): Setting $exclude_disabled to false has no effect");
+			"get_defined_functions(): The $exclude_disabled parameter has no effect since PHP 8.0");
 	}
 
 	array_init(&internal);

Zend/zend_builtin_functions.c

@@ -22,6 +22,8 @@ var_dump(in_array($disabled_function, $functions['internal']));
 --EXPECTF--
 bool(false)
 
-Deprecated: get_defined_functions(): Setting $exclude_disabled to false has no effect in %s on line %d
+Deprecated: get_defined_functions(): The $exclude_disabled parameter has no effect since PHP 8.0 in %s on line %d
 bool(false)
+
+Deprecated: get_defined_functions(): The $exclude_disabled parameter has no effect since PHP 8.0 in %s on line %d
 bool(false)