2616 => 'HTTP/1.1 (newer updates should apply, too)',
7230 => 'HTTP/1.1 message syntax and routing',
7231 => 'HTTP/1.1 semantics and content',
- 2822 => 'Internet message format',
+ 822 => 'Internet message format (1982)',
+ 2822 => 'Internet message format (2001)',
+ 5322 => 'Internet message format (2008)',
+ 3501 => 'IMAP4rev1',
+ 2177 => 'IMAP IDLE', # TODO
+ # 5032 = 'WITHIN search extension for IMAP',
+ 4978 => 'IMAP COMPRESS Extension',
+ # 5182 = 'IMAP Extension for Referencing the Last SEARCH Result',
+ # 5738 => 'IMAP Support for UTF-8',
+ # 8474 => 'IMAP Extension for Object Identifiers',
+ # ...
+
# TODO: flesh this out
];