Release however has nothing to do with custom builds, released binaries for ubuntu will be using qt4 so this will not be a problem here
On Sat, May 3, 2014 at 10:36 PM, Petr Bena benapetr@gmail.com wrote:
I am using qt 4 on ubuntu and qt5 in windows, but I can try qt 5 in ubuntu, though it's not officially supported