mh-scan-cmd-note-width

mh-scan-cmd-note-width is a variable defined in `mh-scan.el'.
Its value is

1

Documentation:
Number of columns consumed by the cmd-note field in `mh-scan-format'.

This column will have one of the values: " ", "^", "D", "B", "W", "+", where

" " is the default value,
"^" is the `mh-note-refiled' character,
"D" is the `mh-note-deleted' character,
"B" is the `mh-note-blacklisted' character,
"W" is the `mh-note-whitelisted' character, and
"+" is the `mh-note-cur' character.