int sock, backlog = 5;
if ( (sock = socket(SOCK_STREAM, AF_INET, 0)) < 0
- && setsockopt(sock, IPPROTO_TCP, TCP_FASTOPEN,
- &connect_backlog, sizeof(smtp_connect_backlog))
+ && setsockopt(sock, IPPROTO_TCP, TCP_FASTOPEN, &backlog, sizeof(backlog))
)
tcp_fastopen_ok = TRUE;
close(sock);