PokerTH-1.0.1-src $ grep qtsingleapplication src/pokerth.cpp pokerth_game.pro src/pokerth.cpp:#include <third_party/qtsingleapplication/qtsingleapplication.h> pokerth_game.pro:include(src/third_party/qtsingleapplication/qtsingleapplication.pri) Needs patching.
before unbundling anything you have to figure out if the bundled copy is _unmodified_
Sure, there are at least 2 upstreams where it is patched: clementine and eiskaltdcpp.