Internet Mail Access Protocol
[RFCs]
[ http://starbase.neosoft.com/~claird/comp.mail.imap/IMAP.html ]
tkbiff knows some IMAP.
http://groups.google.com/groups?q=dianna+mullet+group%3Acomp.lang.tcl*&hl=en&selm=a4u64k%243si%242%40srv38.cas.org&rnum=1