# File lib/dbi/handles.rb, line 33
        def func(function, *values)
            if @handle.respond_to?("__" + function.to_s) then
                @handle.send("__" + function.to_s, *values)  
            else
                raise InterfaceError, "Driver specific function <#{function}> not available."
            end
        rescue ArgumentError
            raise InterfaceError, "Wrong # of arguments for driver specific function"
        end