@class NSString, BKSProcessAssertion;
@interface _UIFenceTask : NSObject <BSInvalidatable> {
unsigned long long _identifier;
struct os_unfair_lock_s { unsigned int _os_unfair_lock_opaque; } _lock;
BOOL _lock_invalidated;
BKSProcessAssertion *_assertion;
}
@property (readonly) unsigned long long hash;
@property (readonly) Class superclass;
@property (readonly, copy) NSString *description;
@property (readonly, copy) NSString *debugDescription;
+ (BOOL)_processRequiresFenceAssertions;
@end