When both qt4 and qt5 is installed on the system, building unison defaults to using qt5 due to "qmake". Using command "qmake-qt4" forces the build to use qt4 instead. The command "qmake-qt4" should exist on systems with only qt4 installed as well. This should solve Issue #28.
When both qt4 and qt5 is installed on the system, building unison defaults to using qt5 due to "qmake". Using command "qmake-qt4" forces the build to use qt4 instead. The command "qmake-qt4" should exist on systems with only qt4 installed as well. This should solve Issue #28.