idlwave-auto-fill-mode
idlwave-auto-fill-mode is an interactive compiled Lisp function in `idlwave.el
'.
(idlwave-auto-fill-mode ARG)
Toggle auto-fill mode for IDL mode.
With arg, turn auto-fill mode on if arg is positive.
In auto-fill mode, inserting a space at a column beyond `fill-column'
automatically breaks the line at a previous space.