mh-junk-choose
mh-junk-choose is a compiled Lisp function in `mh-e.el
'.
(mh-junk-choose SYMBOL VALUE)
Choose spam program to use.
The function is always called with SYMBOL bound to
`mh-junk-program' and VALUE bound to the new value of
`mh-junk-program'. The function sets the variable
`mh-junk-choice' in addition to `mh-junk-program'.