TeX Live install calling cc?

[Hironobu Yamashita]

Hi Dick,

> "The 'cc' command requires the command line developer tools. Would you like to install the tools now?"

I found a report in TeX Live list in 2013:
https://tug.org/pipermail/tex-live/2013-October/034385.html

That says, cc is required from config.guess for detecting platform, and

> If there is a different and save way to get the platform name on
> Apple, let me know. We trued a lot of different things, but none
> of them worked on all supported archs/os combinations.


Hironobu