todo-prefix-overlays

todo-prefix-overlays is a compiled Lisp function in `todo-mode.el'.

(todo-prefix-overlays)

Update the prefix overlays of the current category's items.
The overlay's value is the string `todo-prefix' or with non-nil
`todo-number-prefix' an integer in the sequence from 1 to
the number of todo or done items in the category indicating the
item's priority. Todo and done items are numbered independently
of each other.