Telepathy along with telephony plugin

[dolo how]

> If it appeared in Telepathy then it shouldn't appear in a notification as
> the IM client will be supplying their own notifiation with their own reply
> button. Users shouldn't get two.
I got your point.

> If Telepathy isn't avaiable, due to it not being compiled in or failing to
> run properly, then it should use the notification with the reply button. I
> think the code is doing that?
I might be wrong, because I am not expert, but HAVE_TELEPATHY is begin
evaluated at compile time, therefore how can it check if Telepathy is running or
not?