You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: mtools.rb
    path of file: ./repos/homebrew-core/Formula/m
    
    the code of the file until where you have to start completion: class Mtools < Formula
  desc "Tools for manipulating MSDOS files"
  homepage "https://www.gnu.org/software/mtools/"
  url "https://ftp.gnu.org/gnu/mtools/mtools-4.0.43.tar.gz"
  mirror "https://ftpmirror.gnu.org/mtools/mtools-4.0.43.tar.gz"
  sha256 "8866666fa06906ee02c709f670ae6361c5ac2008251ed825c43d321c06775
    
  def install
    args = %W[
      --disable-debug
      --prefix=#{prefix}
      --sysconfdir=#{etc}
      --without-x
    ]
    args << "LIBS=-liconv" if OS.mac?

    # The mtools configure script incorrectly detects stat64. This forces it off
    # to fix build errors on Apple Silicon. See stat(6) and pv.rb.
    ENV["ac_cv_func_stat64"] = "no" if Hardware::CPU.arm?

    system "./configure", *args
    system "make"
    ENV.deparallelize
    system "make", "install"
  end