On Wed, Jun 12, 2019 at 02:44:49PM +0200, Fabien COELHO wrote:
> there is no simple way to know whether hostaddr was set at
> the libPQ level
> A solution could be to have a PQdoestheconnectionuseshostaddr(conn)
> function, but I cannot say I'd be thrilled.
PQconninfo() is the official way to retrieve that.