-Thus, +{macro-name}()+ is useful for quick prototyping and debugging, but
-should not be considered for any permanent/serious application
-instrumentation.
+Thus, +{macro-name}()+/+v{macro-name}()+ are useful for quick
+prototyping and debugging, but should not be considered for any
+permanent/serious application instrumentation.
+
++v{macro-name}()+ does not have a `STAP_PROBEV()` call, because
+`STAP_PROBEV()` does not support `va_list`. If you need it, you should
+emit this call yourself.