nix for emacs deps on macos

Emacs download site uses nix

 dcaldwell at emacsforosx.com uses nix to manage packages for his build environment.

 

6nok.org

How Fatih uses Nix on macOS

great refs:

My first steps with Nix on Mac OSX as Homebrew replacement by Sebastian Kurfürst

Using Nix on macOS by Stephen Checkoway

Setting up Nix on macOS by Jacek Galowicz

Some notes on using nix by Julia Evans

Use Nix as Package Manager in macOS by ntzyz