submit event buttom problem

I install Event-O-Matic and I have a problem with the button sumbit event when i push it I get an error. the error says:Fatal error: Call to undefined function curl_init() in C:\wamp\www\wordpress\wp-content\plugins\event-o-matic\event-o-matic.php on line 1036. what i should do to fix it?

https://ww.wp.xz.cn/plugins/event-o-matic/