# File lib/fpm/target/deb.rb, line 37
  def architecture
    if @architecture.nil? or @architecture == "native"
      # Default architecture should be 'native' which we'll need
      # to ask the system about.
      arch = %x{dpkg --print-architecture 2> /dev/null}.chomp
      if $?.exitstatus != 0
        arch = %x{uname -m}.chomp
        @logger.warn("Can't find 'dpkg' tool (need it to get default " \
                     "architecture!). Please specificy --architecture " \
                     "specifically. (Defaulting now to #{arch})")
      end
      @architecture = arch
    elsif @architecture == "x86_64"
      # Debian calls x86_64 "amd64"
      @architecture = "amd64"
    end

    return @architecture
  end