@class NSMutableIndexSet; @interface TSTConcurrentMutableIndexSet : NSObject { struct _opaque_pthread_rwlock_t { long long __sig; char __opaque[192]; } _rwLock; } @property (readonly, nonatomic) NSMutableIndexSet *mutableIndexSet; - (id)init; - (void)dealloc; - (void)enumerateIndexesUsingBlock:(id /* block */)a0; - (void)addIndex:(unsigned long long)a0; - (void).cxx_destruct; - (void)removeAllIndexes; @end