# Detect if Qt is static or shared CONFIG(debug, debug|release) { win32:PRL = $$[QT_INSTALL_LIBS] QtGui.prl } else { win32:PRL = $$[QT_INSTALL_LIBS] QtGuid.prl } unix:!mac: PRL = $$[QT_INSTALL_LIBS] libQtGui.prl mac: PRL = $$[QT_INSTALL_LIBS] QtGui.framework/QtGui.prl include($$join(PRL, "/")) contains(QMAKE_PRL_CONFIG, static) { DEFINES += STATIC_QT QTPLUGIN += qgif } else { DEFINES += SHARED_QT }