Hi Andrew,

 > I think I saw this but concluded it will go away when the Address

It will, and this one is rather benign, but I want to run have clean 
valgrind runs...

> property format gets changed to be a proper string.  One thing that
> could work to avoid this in the future is to exit from create_epoll if
> epoll_terminate is true, IIRC there was something else that already

Yes, this is another possibility.  Prevent various main event loops 
elements from being created if l_main_quit has been called...

> prevented l_main_run from being used multiple times.  Also it's a very
> small leak that only happens on exit...

Regards,
-Denis