> On May 9, 2021, at 12:18 PM, Jean Louis <bugs@gnu.support> wrote: > > Or maybe already exists the way to change the brackets?
Yes, see defil instead for more flexible ibtype definitions without having to know Elisp. If you know Elisp, you can use the fully general defib, as there are now 3le els if ibtype def to accomodate different levels if users.