Void pointer (it is defined as one of the parameters of the function PointsApply).
Description
The function PoitsApplyBack(_PointsApplyBack@8 in the Stdcallcall convention) is optional. It is a response to the calling of the call-back function PointsApply. The function is called specially for all I/O tags of the station defined in the parameter StIdof the call-back function PointsApply.