libxml/tree.h file not found解决办法

1.  导入libxml2.dylib 包

2.设置Header Search Paths 为 /usr/include/libxml2 如图:

<img src="https://img-blog.youkuaiyun.com/20150630152701181?watermark/2/text/aHR0cDovL2Jsb2cuY3Nkbi5uZXQvd2FuZ3poYW9iaW4=/font/5a6L5L2T/fontsize/400/fill/I0JBQkFCMA==/dissolve/70/gravity/Center" alt="" />