tcp.h

<netinet/tcp.h>(P)					   <netinet/tcp.h>(P)



NAME
       netinet/tcp.h - definitions for the Internet Transmission Control Pro-
       tocol (TCP)

SYNOPSIS
       #include <netinet/tcp.h>

DESCRIPTION
       The <netinet/tcp.h> header shall define the following macro for use as
       a socket option at the IPPROTO_TCP level:

       TCP_NODELAY
	      Avoid coalescing of small segments.


       The  macro shall be defined in the header. The implementation need not
       allow the value of the option to be set via setsockopt() or  retrieved
       via getsockopt().

       The following sections are informative.

APPLICATION USAGE
       None.

RATIONALE
       None.

FUTURE DIRECTIONS
       None.

SEE ALSO
       <sys/socket.h> , the System Interfaces volume of IEEE Std 1003.1-2001,
       getsockopt(), setsockopt()

COPYRIGHT
       Portions of this text are reprinted and reproduced in electronic	 form
       from  IEEE Std 1003.1, 2003 Edition, Standard for Information Technol-
       ogy -- Portable Operating System Interface  (POSIX),  The  Open	Group
       Base  Specifications Issue 6, Copyright (C) 2001-2003 by the Institute
       of Electrical and Electronics Engineers, Inc and The  Open  Group.  In
       the  event  of  any  discrepancy between this version and the original
       IEEE and The Open Group Standard, the original IEEE and The Open Group
       Standard	 is  the  referee  document.  The  original  Standard  can be
       obtained online at http://www.opengroup.org/unix/online.html .



POSIX				     2003		   <netinet/tcp.h>(P)