code: function enable(options, callback) {
    var file = options.interface + '-hostapd.conf';
  
    var commands = [
      'cat <<EOF >' + file + ' && hostapd -B ' + file + ' && rm -f ' + file
    ];
  
    Object.getOwnPropertyNames(options).forEach(function(key) {
      commands.push(key + '=' + options[key]);
    });
  
    return this.exec(commands.join('\n'), callback);
  }
docs: The **hostpad enable** command is used to host an access point
  on a specific wireless interface.
  
  @static
  @category hostapd
  @param {object} options The access point configuration.
  @param {function} callback The callback function.
  @returns {process} The child process.
  @example
  
  var hostapd = require('wireless-tools/hostapd');
  
  var options = {
  channel: 6,
  driver: 'rtl871xdrv',
  hw_mode: 'g',
  interface: 'wlan0',
  ssid: 'RaspberryPi',
  wpa: 2,
  wpa_passphrase: 'raspberry'
  };
  
  hostapd.enable(options, function(err) {
  // the access point was created
  });