I'm currently building a package on SL myself now... will post the link when it's done (and uploaded). I'm still using Qt 4.8.3 on that system, should update to Qt 4.8.4, but it actually makes no big difference on Mac OS X (and takes so much time to build on this slow machine ).
A mind is like a parachute. It doesn't work unless it's open. [Frank Zappa]
We're searching for QMC2 translators and support for existing translations. Interested? See here!