kVTMultiPassStorageCreationOption_DoNotDelete
Indicates that the multipass storage object’s backing store should not be deleted when finalized.
Declaration
let kVTMultiPassStorageCreationOption_DoNotDelete: CFStringDiscussion
If the backing store file did not exist when the storage was created, the file will be deleted when the multipass storage object is finalized, unless you set this option to kCFBooleanTrue in the options dictionary.