# Load generated qdevice.pri qdd = $$QT_BUILD_TREE isEmpty(qdd):exists($$_QMAKE_CACHE_): qdd = $$fromfile($$_QMAKE_CACHE_, QT_BUILD_TREE) isEmpty(qdd): qdd = $$[QT_INSTALL_DATA] DEVICE_PRI = $$qdd/mkspecs/qdevice.pri unset(qdd) exists($$DEVICE_PRI):include($$DEVICE_PRI) unset(DEVICE_PRI) isEmpty(CROSS_COMPILE) { #this variable can be persisted via qmake -set CROSS_COMPILE /foo CROSS_COMPILE = $$[CROSS_COMPILE] }