> On Jul 10, 2:50 pm, David Kastrup gnu.org> wrote:
>

>>> I've recently upgrated to GNU emacs 22.1.1. It seems that version 22
>>> has changed the behavior of the key; more often than not
>>> pressing tab will result in a series of spaces being added rather than
>>> a real tab character.

>> That's been the default in pretty much all modes (things like
>> makefile-mode obviously excepted) since as long as I remember using
>> Emacs, and that's since version 18.something.

>
> Yes, it has also happened in the past when. However, it happens much
> more frequently in emacs 22. I think I may have found a solution:
>
> (setq indent-line-function 'indent-to-left-margin)
>
> It seems as if the default value for indent-line-function was changed
> from
> 'indent-to-left-margin to 'indent-relative at some point; changing it
> back
> gets me the behavior I'm used to.