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-rw-r--r--include/netinet/tcp.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/include/netinet/tcp.h b/include/netinet/tcp.h
index 52358c75..f9b84648 100644
--- a/include/netinet/tcp.h
+++ b/include/netinet/tcp.h
@@ -41,7 +41,20 @@
#define TCP_CLOSING 11
#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
+#define TCPOPT_EOL 0
+#define TCPOPT_NOP 1
+#define TCPOPT_MAXSEG 2
+#define TCPOPT_WINDOW 3
+#define TCPOPT_SACK_PERMITTED 4
+#define TCPOPT_SACK 5
+#define TCPOPT_TIMESTAMP 8
+#define TCPOLEN_SACK_PERMITTED 2
+#define TCPOLEN_WINDOW 3
+#define TCPOLEN_MAXSEG 4
+#define TCPOLEN_TIMESTAMP 10
+
#define SOL_TCP 6
+
#include <sys/types.h>
#include <sys/socket.h>
#include <stdint.h>