Message Kludge
 ACUPDATE:
 AREA:<echoname>
 CC: <name> <address>
 CHARSET:<charset identifier>
 CHRC:<font change id>
 CHRS:<charset identifier>
 DESTADDR:<destaddress>
 DOMAIN <destdomain> <destaddress> <origdomain> <origaddress>
 EID:<crc16> <stamp> [replycrc16] <replystamp>
 ENC:
 EOT:
 FLAGS <special attributes>
 FMPT <from point>
 GATECHK:<???>
 GIF:<filename>
 GROUP:<echoname>
 I51 (no parameters)
 INTL <destaddress> <origaddress>
 MSGID: <origaddress> <serialno>
 MSGTO: <destaddress>
 Original: <Carbon copy, original name>
 PATH: <list of nodes>
 PTH: <list of nodes>
 PID: <identifier> <version> [serialno]
 RFD: <id>
 REPLY: <replyaddress> <replyserialno>
 RID:<stuff>
 SEEN-BY: <list of nodes>
 SN:<serialno>
 SOT:
 SPLIT:
 TCL1:, TCL2: <long hex string>
 TID:
 TOPT <to point>
 TZ <offset from UTC>
 TZUTC
 VIA: <netmail tossing info>
 XID: <stuff>