Display a dialog that enables the user to subscribe to an internet calendar.
DTKN_CALENDAR_SUBSCRIBE_DLG or 146
VOID CalendarSubscribeDlg( [WIDESTRING] CalendarURL; [WIDESTRING] FolderName; [WIDESTRING] Description)
(Optional) The URL of the internet calendar to subscribe to. For example:
webcal://icalx.com/public/domain/example.ics
(Optional) The full path of the folder to create in GroupWise to display the subscribed calendar.
(Optional) A description of the internet calendar.