This seems to be a RedHat variant based on RHEL/CentOS 6. Users of this
will need EPEL 6 to get pulseaudio-libs-devel (there is a warning about
gdk-pixbuf, and glib-networking, but that's likely safe to ignore).

Credit to Nirbheek Chauhan <nirbheek@centricular.com> for helping flesh
this out.