Syntax
Parameters
handle   _In_Type: XSystemHandle The XSystemHandle whose state is changing. Callers will need to statically cast this to the correct GRTS handle type based on what is passed in the type parameter. type   _In_
Type: XSystemHandleType The GRTS type of the handle getting created or destroyed. reason   _In_
Type: XSystemHandleCallbackReason Indicates if the handle is getting created or destroyed. context   _In_
Type: void * User define context to be passed to the callback.
