cl-trivial-arguments

• If not done already, install MacPorts.
• To install cl-trivial-arguments, run the following command in macOS terminal (Applications->Utilities->Terminal)
  
  sudo port install cl-trivial-arguments Copy
• To see what files were installed by cl-trivial-arguments, run:
  
  port contents cl-trivial-arguments Copy
• To later upgrade cl-trivial-arguments, run:
  
  sudo port selfupdate && sudo port upgrade cl-trivial-arguments Copy

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