@interface __NSSetI : NSSet { unsigned long _used : 58; unsigned char _szidx : 6; id _list[0]; } + (id)allocWithZone:(struct _NSZone { } *)a0; + (BOOL)automaticallyNotifiesObserversForKey:(id)a0; - (id)objectEnumerator; - (unsigned long long)countForObject:(id)a0; - (id)member:(id)a0; - (void)dealloc; - (BOOL)containsObject:(id)a0; - (id)mutableCopy; - (unsigned long long)count; - (void)enumerateObjectsWithOptions:(unsigned long long)a0 usingBlock:(id /* block */)a1; - (id)copy; - (void)getObjects:(id *)a0 count:(unsigned long long)a1; - (double)clumpingInterestingThreshold; - (double)clumpingFactor; - (unsigned long long)countByEnumeratingWithState:(struct { unsigned long long x0; id *x1; unsigned long long *x2; unsigned long long x3[5]; } *)a0 objects:(id *)a1 count:(unsigned long long)a2; - (id)mutableCopyWithZone:(struct _NSZone { } *)a0; - (id)copyWithZone:(struct _NSZone { } *)a0; @end