Fix unused arg warning
@@ -618,7 +618,7 @@ static zend_always_inline void swow_output_globals_fast_shutdown(void)
zend_result ret; \
php_output_start_user(NULL, 0, PHP_OUTPUT_HANDLER_STDFLAGS); \
-#define SWOW_OB_END(output) \
+#define SWOW_OB_END() \
ret = php_output_get_contents(&zoutput); \
php_output_discard(); \
*output_ptr = ret == SUCCESS ? Z_STR(zoutput) : NULL; \
