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authorsvn2git <svn2git@FreeBSD.org>1994-05-01 08:00:00 +0000
committersvn2git <svn2git@FreeBSD.org>1994-05-01 08:00:00 +0000
commita16f65c7d117419bd266c28a1901ef129a337569 (patch)
tree2626602f66dc3551e7a7c7bc9ad763c3bc7ab40a /sys/netinet/tcp_seq.h
parent8503f4f13f77abf7adc8f7e329c6f9c1d52b6a20 (diff)
Diffstat (limited to 'sys/netinet/tcp_seq.h')
-rw-r--r--sys/netinet/tcp_seq.h8
1 files changed, 6 insertions, 2 deletions
diff --git a/sys/netinet/tcp_seq.h b/sys/netinet/tcp_seq.h
index 437ea7076b19..266362515a04 100644
--- a/sys/netinet/tcp_seq.h
+++ b/sys/netinet/tcp_seq.h
@@ -31,9 +31,12 @@
* SUCH DAMAGE.
*
* from: @(#)tcp_seq.h 7.4 (Berkeley) 6/28/90
- * $Id: tcp_seq.h,v 1.2 1993/10/16 18:26:30 rgrimes Exp $
+ * $Id: tcp_seq.h,v 1.3 1993/11/07 17:48:07 wollman Exp $
*/
+#ifndef _NETINET_TCP_SEQ_H_
+#define _NETINET_TCP_SEQ_H_ 1
+
/*
* TCP sequence numbers are 32 bit integers operated
* on with modular arithmetic. These macros can be
@@ -59,5 +62,6 @@
#define TCP_ISSINCR (125*1024) /* increment for tcp_iss each second */
#ifdef KERNEL
-tcp_seq tcp_iss; /* tcp initial send seq # */
+extern tcp_seq tcp_iss; /* tcp initial send seq # */
#endif
+#endif /* _NETINET_TCP_SEQ_H_ */