Lars Ingebrigtsen <larsi@gnus.org> writes:

> <miha@kamnitnik.top> writes:
>
>> +(defalias 'comint-fontify-input-mode #'comint-fl-mode)
>
> Thanks, but why aliases instead of just renaming the functions and
> variables?

I originally thought that the function names could become too long. But
now I tried it and it's not so bad, so here are the revised patches
attached.