Vocabularysmtp.
privateInputsOutputsDefinition: email>headers ( email -- assoc ) [ now timestamp>rfc822 "Date" ,, message-id "Message-Id" ,, "1.0" "MIME-Version" ,, "base64" "Content-Transfer-Encoding" ,, { [ from>> "From" ,, ] [ to>> ", " join "To" ,, ] [ cc>> ", " join [ "Cc" ,, ] unless-empty ] [ subject>> "Subject" ,, ] [ email-content-type "Content-Type" ,, ] } cleave ] H{ } make ;