Eclipse中出现Type 'xxxx' could not be resolved的处理方法

①选择工程->Properties->C/C++ General->Indexer

②勾选Enable project specific settings

③勾选Index unused headers as C++ files

4.一般我是下面的Index unused headers as C files也选上

原作者url：http://blog.sina.com.cn/s/blog_7cdaf8b60102vett.html