To install pidgin-sipe, run the following command in macOS terminal (Applications->Utilities->Terminal)
sudo port install pidgin-sipe
To see what files were installed by pidgin-sipe, run:
port contents pidgin-sipe
To later upgrade pidgin-sipe, run:
sudo port selfupdate && sudo port upgrade pidgin-sipe
Reporting an issue on MacPorts Trac
The MacPorts Project uses a system called Trac to file tickets to report bugs and enhancement requests.
Though anyone may search Trac for tickets, you must have a GitHub account in order to login to Trac to create tickets.