The following subprograms are available for Servicing Processes etc.:-
UI_INIT_SERVICE_PROCESSES ) Initialise Process UIISPC ) Server
UI_LOOP_SERVICE_PROCESSES ) Loop Servicing UILSPC ) Processes
UI_BEGIN_SERVICE_PROCESSES ) Begin Servicing UIBSPC ) Processes
UI_END_SERVICE_PROCESSES ) End Servicing UIESPC ) Processes
UI_SERVICE_PROCESSES ) Service Process UISVPC ) Requests
UI_TIMED_SERVICE_PROCESSES ) Service Process
UITSPC ) Requests (Timed)