CMAKE_MACOSX_BUNDLE ------------------- Default value for :prop_tgt:`MACOSX_BUNDLE` of targets. This variable is used to initialize the :prop_tgt:`MACOSX_BUNDLE` property on all the targets. See that target property for additional information. This variable is set to ``ON`` by default if :variable:`CMAKE_SYSTEM_NAME` equals to :ref:`iOS, tvOS, visionOS or watchOS `.