(cond ((eq (car pair) 'to) "t:")
((eq (car pair) 'from) "f:")
((eq (car pair) 'cc) "c:")
+ ((eq (car pair) 'to-or-cc) "tc:")
+ ((eq (car pair) 'address) "a:")
((eq (car pair) 'subject) "s:")
+ ((eq (car pair) 'subject-or-body) "bs:")
((eq (car pair) 'date) "d:")
+ ((eq (car pair) 'message-id) "m:")
+ ((eq (car pair) 'message-body) "b:")
+ ((eq (car pair) 'message-size) "z:")
+ ((eq (car pair) 'message-attachment-name) "n:")
+ ((eq (car pair) 'message-flags) "F:")
(t ""))
(let ((sop (cdr (mh-mairix-convert-to-sop* (cdr pair))))
(final ""))