@interface CLFSystemShellSwitcher : NSObject @property (class, readonly, nonatomic) CLFSystemShellSwitcher *sharedSystemShellSwitcher; @property (nonatomic, getter=isClarityBoardEnabled) BOOL clarityBoardEnabled; - (id)_directoryURL; - (BOOL)setClarityBoardEnabled:(BOOL)a0 error:(id *)a1; - (BOOL)_createFileWithError:(id *)a0; - (BOOL)_removeFileWithError:(id *)a0; - (void)signalSiriAvailability; @end