# IE History file
0     string          Client\ UrlCache\ MMF\ Ver\ 5.2 IE History File
0     lelong          0x4E444221              MS Outlook PST File

# A better RFC2822 detector
20    regex/c    ^MIME-Version:        RFC 822 Message
20    regex/c   ^From:.+<.+@.+>                  RFC 822 Message