f6eba3c1ea
Building automake fails with autoconf 2.70+, when autoconf is used with macOS m4. It therefore makes sense for autoconf to depend on brewed m4. However, without the change proposed here, the setting of the M4 environment variable in superenv breaks the automake build. Related: https://github.com/Homebrew/homebrew-core/pull/73797
Library
This directory contains all the code run by the official brew command in Homebrew and all formulae (package descriptions) in taps (repositories containing formulae) in Taps subdirectories.