PhantomJS isLink

var fs = require('fs'); 
fs.isLink(filepath);

var fs = require('fs'); 
var system = require('system'); 
var path = system.args[1]; 

if(fs.isLink(path)) 
   console.log('"'+path+'" is a link.'); 
else 
   console.log('"'+path+'" is an absolute path'); 
phantom.exit();

"phantomjs\bin\touch" is an absolute path