ssh_config(5) on macOS
The text 4a54d6c17776, as macOS 10.12.6, macOS 10.12.5, macOS 10.12.4 shipped it.
OpenSSH SSH client configuration files
The text 4a54d6c17776, as macOS 10.12.6, macOS 10.12.5, macOS 10.12.4 shipped it.
OpenSSH SSH client configuration files