Gentoo's Bugzilla –
Attachment 386304 Details for
Bug 524854media-sound/qtractor-0.6.0 - In constructor ‘qtractorLv2Plugin::qtractorLv2Plugin(qtractorPluginList*, qtractorLv2PluginType*)’: qtractorLv2Plugin.cpp:1877:60: error: ‘lilv_port_get’ was not declared in this scope