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Use visibility conditionals. Only TCP_NODELAY ends up being defined

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in the standards case.
This commit is contained in:
Mike Barcroft 2002-10-02 04:19:47 +00:00
parent 160d26d393
commit 0cd4a9031e
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=104342
1 changed files with 6 additions and 1 deletions
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7
sys/netinet/tcp.h
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@ -37,6 +37,8 @@
#ifndef _NETINET_TCP_H_
#define _NETINET_TCP_H_
#if __BSD_VISIBLE
typedef u_int32_t tcp_seq;
typedef u_int32_t tcp_cc; /* connection count per rfc1644 */
@ -125,13 +127,16 @@ struct tcphdr {
#define TCP_MAXHLEN (0xf<<2) /* max length of header in bytes */
#define TCP_MAXOLEN (TCP_MAXHLEN - sizeof(struct tcphdr))
/* max space left for options */
#endif /* __BSD_VISIBLE */
/*
* User-settable options (used with setsockopt).
*/
#define TCP_NODELAY 0x01 /* don't delay send to coalesce packets */
#if __BSD_VISIBLE
#define TCP_MAXSEG 0x02 /* set maximum segment size */
#define TCP_NOPUSH 0x04 /* don't push last block of write */
#define TCP_NOOPT 0x08 /* don't use TCP options */
#endif
#endif /* !_NETINET_TCP_H_ */