1netinet_tcp.h(0P)          POSIX Programmer's Manual         netinet_tcp.h(0P)
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PROLOG

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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NAME

12       netinet/tcp.h — definitions for the Internet Transmission Control  Pro‐
13       tocol (TCP)
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SYNOPSIS

16       #include <netinet/tcp.h>
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DESCRIPTION

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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APPLICATION USAGE

30       None.
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RATIONALE

33       None.
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FUTURE DIRECTIONS

36       None.
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SEE ALSO

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)
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