libnpupnp

The libupnpp library, which provides the C++ interface for upmpdcli and upplay, used to rely on the venerable libupnp library (a.k.a pupnp: Portable UPnP) to provide the base UPnP protocol functionality.

More details see https://www.lesbonscomptes.com/upmpdcli/npupnp-doc/libnpupnp.html

Sources: https://www.lesbonscomptes.com/upmpdcli/pages/downloads.html

Needed for upmpdcli and integrated support for that in mpd (https://openrepos.net/content/ade/music-player-daemon-mpd)