allout-reindent-body

allout-reindent-body is a compiled Lisp function in `allout.el'.

(allout-reindent-body OLD-DEPTH NEW-DEPTH &optional NUMBER)

Reindent body lines which were indented at OLD-DEPTH to NEW-DEPTH.

Optional arg NUMBER indicates numbering is being added, and it must
be accommodated.

Note that refill of indented paragraphs is not done.