text: var checkGlobal = require('./_checkGlobal');
  
  /** Detect free variable `global` from Node.js. */
  var freeGlobal = checkGlobal(typeof global == 'object' && global);
  
  /** Detect free variable `self`. */
  var freeSelf = checkGlobal(typeof self == 'object' && self);
  
  /** Detect `this` as the global object. */
  var thisGlobal = checkGlobal(typeof this == 'object' && this);
  
  /** Used as a reference to the global object. */
  var root = freeGlobal || freeSelf || thisGlobal || Function('return this')();
  
  module.exports = root;
  