Subject: Re: bug#48471: 28.0.50; Incorrect handling of `project-ignores' on macOS (BSD find?) if project root is a directory name

From: Eli Zaretskii <[email-masked]>
Date: Sun, 30 May 2021 09:31:56 +0300

> From: Dmitry Gutov <[email-masked]>
> Date: Sun, 30 May 2021 00:44:40 +0300
> Cc: Lars Magne Ingebrigtsen <[email-masked]>, [email-masked],
>  Stefan Monnier <[email-masked]>
> 
> Speaking of the implementation, any chance we would want to have "-H" 
> inside grep-find-template by default?

It's in Posix, but I'm not sure how portable it is in practice.  Paul,
Andreas, do you happen to know?

Perhaps for 100% portability we should probe for its support?