Matching message headers in mutt hooks

[Heinz Diehl]

On 09.07.2012, Eddie G.O'Connor Jr-I wrote: 

> If I may?...exactly what IS "mutt"?....is it something I should concern
> myself with?

Mutt is a console/textbased MUA, see http://www.mutt.org .
It is highly customizeable/configurable, but for the most common cases
you want to run a local mailserver and POP3-client (e.g. fetchmail) 
to be able to use it fully.