cmake XRINTERFACE_HAS_IMAGO_SUPPORT examples

Kitware/ParaView Plugins/XRInterface/Plugin/CMakeLists.txt :111 

set_property(
  SOURCE
  pqXRInterfaceDockPanel.cxx
  vtkPVXRInterfaceWidgets.cxx
  APPEND PROPERTY
    COMPILE_DEFINITIONS "XRINTERFACE_HAS_IMAGO_SUPPORT=$<BOOL:${PARAVIEW_XRInterface_Imago_Support}>")