List of functions Select any item in this list to get information about your System or your machine. The longint value returned in calling Gestalt is displayed here as a binary number if no error is returned. The longint value returned in calling Gestalt is displayed here as a hexidecimal number. ($FFFFFFFF if a calling error is returned). Detailed information on the item selected from the list is displayed here ... if available. The selector (OSType) for the hilited Gestalt function is displayed here.