From b0e30afd964cd128536e6f9d95b70b1c32c7cffa Mon Sep 17 00:00:00 2001 From: Gregory Nutt Date: Sun, 12 Nov 2017 08:04:54 -0600 Subject: [PATCH] include/netinet/tcp.h: Add trivial standard tcp.h header file. --- include/sys/socket.h | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/include/sys/socket.h b/include/sys/socket.h index 9c36ac11cf..abb58215da 100644 --- a/include/sys/socket.h +++ b/include/sys/socket.h @@ -149,6 +149,10 @@ * output function blocks because flow control prevents data from * being sent(get/set). arg: struct timeval */ +/* Protocol-level socket options may begin with this value */ + +#define __SO_PROTOCOL 16 + /* Values for the 'how' argument of shutdown() */ #define SHUT_RD 1 /* Bit 0: Disables further receive operations */