# File src/ruby_supportlib/phusion_passenger.rb, line 199
  def self.find_support_binary(name)
    all_support_binary_dirs = [
      support_binaries_dir,
      user_support_binaries_dir
    ]
    all_support_binary_dirs.each do |dir|
      result = "#{dir}/#{name}"
      if File.exist?(result)
        return result
      end
    end
    return nil
  end