> From: Toomas Aas [mailto:[EMAIL PROTECTED]
> 
> header MY_XMAILER_BLANK X-Mailer =~ /^\s*$/
> describe MY_XMAILER_BLANK X-Mailer: is empty
> score MY_XMAILER_BLANK 5.001
> 
> However, this seems to also match these messages where 
> X-Mailer: is not 
> present at all - which was not my intention.
> 
> How can I check for an empty, but existing header?

Example from
http://mywebpages.comcast.net/mkettler/sa/SA-rules-howto.txt

header LOCAL_DEMONSTRATION_WEIRD_FROM  ALL =~ /^FrOM\:/

Try
header MY_XMAILER_BLANK ALL =~ /^X-Mailer:\s*$/
or
header MY_XMAILER_BLANK ALL =~ /^X-Mailer:\s*$/i

[EMAIL PROTECTED]                 805.964.4554 x902
Hispanic Business Inc./HireDiversity.com    Software Engineer
perl -e"print join er,reverse ',','l hack',' P','Just anoth'"

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