QT_TDESKTOP_VERSION_DEFAULT = 5.6.0
QT_TDESKTOP_PATH_DEFAULT = /usr/local/tdesktop/Qt-$${QT_TDESKTOP_VERSION_DEFAULT}

QT_TDESKTOP_PATH = $${QT_TDESKTOP_PATH}
isEmpty(QT_TDESKTOP_PATH) {
    QT_TDESKTOP_PATH = $$(QT_TDESKTOP_PATH)
    isEmpty(QT_TDESKTOP_PATH) {
        message(QT_TDESKTOP_PATH is not set. Using default value $${QT_TDESKTOP_PATH_DEFAULT})
        QT_TDESKTOP_PATH = $${QT_TDESKTOP_PATH_DEFAULT}
    }
}

QT_TDESKTOP_VERSION = $${QT_TDESKTOP_VERSION}
isEmpty(QT_TDESKTOP_VERSION) {
    QT_TDESKTOP_VERSION = $$(QT_TDESKTOP_VERSION)
    isEmpty(QT_TDESKTOP_VERSION) {
        message(QT_TDESKTOP_VERSION is not set. Using default value $${QT_TDESKTOP_VERSION_DEFAULT})
        QT_TDESKTOP_VERSION = $${QT_TDESKTOP_VERSION_DEFAULT}
    }
}

INCLUDEPATH += $${QT_TDESKTOP_PATH}/include/QtGui/$${QT_TDESKTOP_VERSION}/QtGui \
               $${QT_TDESKTOP_PATH}/include/QtCore/$${QT_TDESKTOP_VERSION}/QtCore \
               $${QT_TDESKTOP_PATH}/include/QtCore/$${QT_TDESKTOP_VERSION} \
               $${QT_TDESKTOP_PATH}/include