A bit of a bodge to avoid memcpy if zlib is disabled

--HG--
branch : nocircbuffer

session.h

@@ -127,6 +127,7 @@ struct sshsession {
 	struct Queue writequeue; /* A queue of encrypted packets to send */
 	buffer *readbuf; /* From the wire, decrypted in-place */
 	buffer *payload; /* Post-decompression, the actual SSH packet */
+	unsigned int payload_beginning;
 	unsigned int transseq, recvseq; /* Sequence IDs */
 
 	/* Packet-handling flags */