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-rw-r--r--freebsd/sys/netinet/tcp_timer.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/freebsd/sys/netinet/tcp_timer.h b/freebsd/sys/netinet/tcp_timer.h
index 9a26c95d..b0ff3809 100644
--- a/freebsd/sys/netinet/tcp_timer.h
+++ b/freebsd/sys/netinet/tcp_timer.h
@@ -197,6 +197,7 @@ extern int tcp_ttl; /* time to live for TCP segs */
extern int tcp_backoff[];
extern int tcp_syn_backoff[];
+extern int tcp_always_keepalive;
extern int tcp_finwait2_timeout;
extern int tcp_fast_finwait2_recycle;