bug#38727: 27.0.50; The frame refreshes when pressing 'C-h k'

[Alan Third]

On Fri, Feb 21, 2020 at 10:34:51AM +0800, HaiJun Zhang wrote:
> jun@jundeMac ~/s/emacs-git> xcode-select —install
> xcode-select: error: command line tools are already installed, use “Software 
> Update" to install updates
> 
> There are no updates for command line tools in “Software Update”.
> And I can’t upgrade xcode to latest version because it doesn’t
> support 10.13.6. It seems that I have to upgrade the OS.
> 
> I will keep with emacs 26 before I upgrade the os.

I’m not sure what else you could try as this isn’t a situation I’ve
been in. All I can say is that error strongly implies your build
environment is broken somehow.

Are you able to build Emacs 26?

-- 
Alan Third