epoll-example | echo server example based on epoll , a scalable I/O event | Websocket library

int bind_and_create(char *port){
    ...
    int s, sfd; // <- one sfd
    ...
    for( rp = result; rp!= NULL; rp->ai_next){ // <- rp->ai_next has no effect
        int sfd = socket(...); // <-- two sfd
        ...
        close(sfd); // <-- two sfd gone
    }   
    ...
    return sfd; // <-- one sfd, still completely uninitialised
}