1netinet_tcp.h(0P) POSIX Programmer's Manual netinet_tcp.h(0P)
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6 This manual page is part of the POSIX Programmer's Manual. The Linux
7 implementation of this interface may differ (consult the corresponding
8 Linux manual page for details of Linux behavior), or the interface may
9 not be implemented on Linux.
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12 netinet/tcp.h — definitions for the Internet Transmission Control Pro‐
13 tocol (TCP)
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16 #include <netinet/tcp.h>
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19 The <netinet/tcp.h> header shall define the following symbolic constant
20 for use as a socket option at the IPPROTO_TCP level:
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22 TCP_NODELAY Avoid coalescing of small segments.
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24 The implementation need not allow the value of the option to be set via
25 setsockopt() or retrieved via getsockopt().
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27 The following sections are informative.
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30 None.
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33 None.
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36 None.
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39 <sys_socket.h>
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41 The System Interfaces volume of POSIX.1‐2017, getsockopt(), setsock‐
42 opt()
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45 Portions of this text are reprinted and reproduced in electronic form
46 from IEEE Std 1003.1-2017, Standard for Information Technology -- Por‐
47 table Operating System Interface (POSIX), The Open Group Base Specifi‐
48 cations Issue 7, 2018 Edition, Copyright (C) 2018 by the Institute of
49 Electrical and Electronics Engineers, Inc and The Open Group. In the
50 event of any discrepancy between this version and the original IEEE and
51 The Open Group Standard, the original IEEE and The Open Group Standard
52 is the referee document. The original Standard can be obtained online
53 at http://www.opengroup.org/unix/online.html .
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55 Any typographical or formatting errors that appear in this page are
56 most likely to have been introduced during the conversion of the source
57 files to man page format. To report such errors, see https://www.ker‐
58 nel.org/doc/man-pages/reporting_bugs.html .
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62IEEE/The Open Group 2017 netinet_tcp.h(0P)