iphone add framework
<p>I have added CFNetwork.framework,but when I import the header file "CFNetwork.h",it said"CFNetwork.h:no such file or directory"<img src="http://i.stack.imgur.com/QhhTX.jpg" alt="enter image description here"></p>

<p><img src="http://i.stack.imgur.com/iQo4R.jpg" alt="enter image description here"></p>
