/lib/init/init-d-script: exit 0 at end of script prevents all other exit codes

[Dmitry Bogatov]

[2018-11-16 15:19] Petter Reinholdtsen <pere at hungry.com>
> [Dmitry Bogatov]
> > All in all, let us remove last line in `init-d-script'.
> 
> Removing it is probably a bad idea, as it is there to break out of when
> being sourced, if I recall correctly.

Can you please elaborate, what exactly would break? Probably there is
better solution for those issues that just swallowing error codes.