pop3.c

    /* substring match */
    pop3c->eob += check;
    if(pop3c->eob == POP3_EOB_LEN) {
      /* full match, the transfer is done! */
      str[nread - check] = '\0';
      nread -= check;
      k->keepon &= ~KEEP_RECV;
      pop3c->eob = 0;
    }
  }
  else if(pop3c->eob) {
    /* not a match, but we matched a piece before so we must now
       send that part as body first, before we move on and send
       this buffer */
    result = Curl_client_write(conn, CLIENTWRITE_BODY,
                               (char *)POP3_EOB, pop3c->eob);
    if(result)
      return result;
    pop3c->eob = 0;
  }

  result = Curl_client_write(conn, CLIENTWRITE_BODY, str, nread);

  return result;
}

#endif /* CURL_DISABLE_POP3 */