L6218E:Undefined symbol Main (referred from *0)异常

L6218E:Undefined symbol Main (referred from *.0)错误初用ads这个错误 怎么解决[解决办法]对main原型有

L6218E:Undefined symbol Main (referred from *.0)错误
L6218E:Undefined symbol Main (referred from *0)异常

初用ads  这个错误 怎么解决
[解决办法]
对main原型有要求?