codeblocks解决网络方面错误undefined reference to `[email protected]'|

出现报错：
undefined reference to `[email protected]'
undefined reference to `[email protected]'
undefined reference to `[email protected]'
undefined reference to `[email protected]'
undefined reference to `[email protected]'
undefined reference to `[email protected]'
undefined reference to `[email protected]'
undefined reference to `[email protected]'
undefined reference to `[email protected]'
undefined reference to `[email protected]'
undefined reference to `[email protected]'
undefined reference to `[email protected]'
undefined reference to `[email protected]'
undefined reference to `[email protected]'
undefined reference to `[email protected]'
undefined reference to `[email protected]'
undefined reference to `[email protected]' 

原因：缺少lib库，编译找不到相应的lib库。 

1、setting->compiler and debugger

2、

3、找到codeblocks安装目录下的lib

导入

运行即可！