diff options
| -rw-r--r-- | src/src/smtp_in.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/src/smtp_in.c b/src/src/smtp_in.c index a579b8faf..2e3c9b9ec 100644 --- a/src/src/smtp_in.c +++ b/src/src/smtp_in.c @@ -2408,12 +2408,15 @@ struct tcp_info tinfo; socklen_t len = sizeof(tinfo); if (getsockopt(fileno(smtp_out), IPPROTO_TCP, TCP_INFO, &tinfo, &len) == 0) +#ifdef TCPI_OPT_SYN_DATA /* FreeBSD 11 does not seem to have this yet */ if (tinfo.tcpi_options & TCPI_OPT_SYN_DATA) { DEBUG(D_receive) debug_printf("TCP_FASTOPEN mode connection (ACKd data-on-SYN)\n"); f.tcp_in_fastopen_data = f.tcp_in_fastopen = TRUE; } - else if (tinfo.tcpi_state == TCP_SYN_RECV) + else +#endif + if (tinfo.tcpi_state == TCP_SYN_RECV) { DEBUG(D_receive) debug_printf("TCP_FASTOPEN mode connection (state TCP_SYN_RECV)\n"); f.tcp_in_fastopen = TRUE; |