Re: [PATCH] for sh portability issue in davautocheck.sh

[Max Bowsher]
> So long as the script say "#!/bin/bash", it's not even _trying_ to be
> portable - there's no point trying to enhance the portability, if the
> script declares that it is not portable.

Which is why r24218 is purely cosmetic. [ ] is a builtin in bash, as
in all modern shells. I think my followup patch removes all bashisms,
but as I said at the time, I didn't attempt to remove the use of the
less-than-perfectly-portable ldd program.