Compatibility with ZEND_FALLTHROUGH
@@ -46,6 +46,7 @@ void swow_wrapper_shutdown(void);
/* PHP 8.1 compatibility {{{*/
#if PHP_VERSION_ID < 80100
+#define ZEND_FALLTHROUGH CAT_FALLTHROUGH
#define zend_hash_find_known_hash _zend_hash_find_known_hash
SWOW_API zend_string* ZEND_FASTCALL zend_ulong_to_str(zend_ulong num);
#endif
