System/Library/PrivateFrameworks/CloudKitDistributedSync.framework

CKAtomBatchWriterOptions.h

NSObject

@class NSDictionary;

@interface CKAtomBatchWriterOptions : NSObject

@property (nonatomic) unsigned char formatVersion;
@property (nonatomic) BOOL fileBacked;
@property (copy, nonatomic) NSDictionary *underlyingWriterOptionsByClass;

- (id)init;
- (void).cxx_destruct;

@end