m4+autoconf【Cannotfindautoconf】

phpizeConfiguringfor:PHPApiVersion:20131106ZendModuleApiNo:20131226ZendExtensionApiNo:220131226Cannotfindautoconf.Pleasecheckyourautoconfinstallationandthe$PHP_AUTOCONFenvironmentvariable.Then,rerunthisscript.