@class NSString, LAContext; @interface PKAuthenticatorPreflightContext : NSObject <PKInvalidatable> { LAContext *_context; long long _validReferenceCount; struct os_unfair_lock_s { unsigned int _os_unfair_lock_opaque; } _lock; BOOL _invalidated; } @property (readonly, nonatomic, getter=isInvalidated) BOOL invalidated; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; - (id)init; - (void)dealloc; - (void)invalidate; - (id)context; - (void).cxx_destruct; - (void)_clearIfPossibleUnsafe; - (void)decrementValidReferenceCount; - (void)incrementValidReferenceCount; @end