-elseif(LYX_USE_QT MATCHES "QT4")
- set(CMAKE_REQUIRED_LIBRARIES ${QT_QTGUI_LIBRARY})
- set(CMAKE_REQUIRED_INCLUDES ${QT_INCLUDES})
- check_cxx_source_compiles(
- "
- #include <QtGui/QX11Info>
- int main()
- {
- QX11Info *qxi = new QX11Info;
- qxi->~QX11Info();
- }
- "
- QT_USES_X11)