@class NSString; @interface HKFeatureAvailabilityRequirementFeatureFlagIsEnabled : HKFeatureAvailabilityMustBeTrueRequirement @property (class, readonly, nonatomic) NSString *requirementIdentifier; @property (class, readonly) BOOL supportsSecureCoding; @property (readonly, nonatomic) NSString *requirementDescription; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; @end