Emerging qmmp with USE=mpris failed thus: /var/tmp/portage/media-sound/qmmp-0.7.3/work/qmmp-0.7.3/src/plugins/General/mpri s/mpris.cpp:21:18: fatal error: QtDBus: No such file or directory #include <QtDBus> I then emerged dev-qt/qtdbus, and qmmp emerged fine after that.
+ 14 Oct 2013; Markos Chandras <hwoarang@gentoo.org> qmmp-0.7.3.ebuild, + qmmp-9999.ebuild: + Add missing dev-qt/qtdbus dep for USE=mpris. Bug #487928 +