Expand the ZEND_STRL macro to handle platforms where strncmp() is a m…

…acro.

On most platforms, this works fine, but on Linux armhf, strncmp() is a macro
rather than a real function, ergo the macro expansion of ZEND_STRL doesn't
occur until after the compiler knows it needs three parameters for strncmp()
and we get a compile error.

Fixes the fix for bug #61697.

ext/spl/php_spl.c

@@ -744,7 +744,7 @@ PHP_FUNCTION(spl_autoload_functions)
 				add_next_index_string(tmp, alfi->func_ptr->common.function_name, 1);
 				add_next_index_zval(return_value, tmp);
 			} else {
-				if (strncmp(alfi->func_ptr->common.function_name, ZEND_STRL("__lambda_func"))) {
+				if (strncmp(alfi->func_ptr->common.function_name, "__lambda_func", sizeof("__lambda_func") - 1)) {
 					add_next_index_string(return_value, alfi->func_ptr->common.function_name, 1);
 				} else {
 				   char *key;