sound Build the X11 publish module to export PulseAudio information through X11 protocol for clients to make use. Don't enable this flag if you want to use a system wide instance. If unsure, enable this flag. Use GConf to store user preferences on streams and so on. Don't enable this flag if you want to use a system wide instance. If unsure, enable this flag. Enable OSS sink/source (output/input). Also build the padsp script to make OSS software use PulseAudio. Use the PolicyKit framework (sys-auth/policykit) to acquire high-priority and real-time scheduling for the daemon. Add support to dev-libs/glib-based mainloop for the libpulse client library, to allow using libpulse on glib-based programs. Use libasyncns for asynchronous name resolution. Enable glib eventloop support Enable support for PolicyKit framework.