@class NSData, NSString; @interface MFPOPMessage : MFMailMessage { NSData *_messageData; BOOL _messageDataIsComplete; unsigned long long _size; NSString *_accountURL; } @property (nonatomic) long long messageNumber; @property (retain, nonatomic) NSData *messageData; @property (copy, nonatomic) NSString *messageID; - (unsigned long long)messageSize; - (void)setMessageSize:(unsigned long long)a0; - (void).cxx_destruct; - (id)headers; - (id)headersIfAvailable; - (BOOL)messageData:(id *)a0 messageSize:(unsigned long long *)a1 isComplete:(BOOL *)a2 downloadIfNecessary:(BOOL)a3; - (id)messageDataHolder; - (BOOL)messageDataHolder:(id *)a0 messageSize:(unsigned long long *)a1 isComplete:(BOOL *)a2 downloadIfNecessary:(BOOL)a3; - (id)originalMailboxURL; - (id)remoteMailboxURL; - (void)setAccountURL:(id)a0; - (void)setMessageData:(id)a0 isComplete:(BOOL)a1; @end