> => 23
> (OR) => 42, if FOO was inlined
-The caveat is that this might not work on certain optimization settings.
+The caveat is that this might not work on certain optimization settings,
+including inlining.
The underlying function `PROGF` may be used as well similarly to standard
`PROG`:
> => 23
> (OR) => 42, if FOO was inlined
+
[1]: http://common-lisp.net/project/closer/closer-mop.html