The real fix for this is to stop using Prototypes entirely. I've never found them to be the slightest bit helpful. They seem to exist only to confuse and to add length to the rope that young monks often use to hang themselves with. See this offsite link: FMTEYEWTKAPIP. (When you get there, you'll see why I abbreviated the title)

--
$you = new YOU;
honk() if $you->love(perl)