     return (resultCode == OSStatus(errSecSuccess))
 }
 
-internal func keychainItemForPersistentRef(persistentRef: NSData) -> NSDictionary? {
+private func keychainItemForPersistentRef(persistentRef: NSData) -> NSDictionary? {
     let queryDict = [
         kSecClass as String:                kSecClassGenericPassword,
         kSecValuePersistentRef as String:   persistentRef,

    return result as? NSDictionary
}

internal func allKeychainItems() -> NSArray? {
    let queryDict = [
        kSecClass as String:                kSecClassGenericPassword,
        kSecMatchLimit as String:           kSecMatchLimitAll,

    }
}

private func addKeychainItemWithAttributes(attributes: NSDictionary) -> NSData? {
    guard let mutableAttributes = attributes.mutableCopy() as? NSMutableDictionary else {
        return nil
    }
