1sys_utsname.h(0P)          POSIX Programmer's Manual         sys_utsname.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       sys/utsname.h — system name structure
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SYNOPSIS

15       #include <sys/utsname.h>
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DESCRIPTION

18       The <sys/utsname.h> header shall define  the  structure  utsname  which
19       shall include at least the following members:
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22           char  sysname[]  Name of this implementation of the operating system.
23           char  nodename[] Name of this node within the communications
24                            network to which this node is attached, if any.
25           char  release[]  Current release level of this implementation.
26           char  version[]  Current version level of this release.
27           char  machine[]  Name of the hardware type on which the system is running.
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29       The  character  arrays  are of unspecified size, but the data stored in
30       them shall be terminated by a null byte.
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32       The following shall be declared as a function and may also  be  defined
33       as a macro:
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36           int uname(struct utsname *);
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38       The following sections are informative.
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APPLICATION USAGE

41       None.
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RATIONALE

44       None.
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FUTURE DIRECTIONS

47       None.
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SEE ALSO

50       The System Interfaces volume of POSIX.1‐2017, uname()
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53       Portions  of  this text are reprinted and reproduced in electronic form
54       from IEEE Std 1003.1-2017, Standard for Information Technology --  Por‐
55       table  Operating System Interface (POSIX), The Open Group Base Specifi‐
56       cations Issue 7, 2018 Edition, Copyright (C) 2018 by the  Institute  of
57       Electrical  and  Electronics Engineers, Inc and The Open Group.  In the
58       event of any discrepancy between this version and the original IEEE and
59       The  Open Group Standard, the original IEEE and The Open Group Standard
60       is the referee document. The original Standard can be  obtained  online
61       at http://www.opengroup.org/unix/online.html .
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63       Any  typographical  or  formatting  errors that appear in this page are
64       most likely to have been introduced during the conversion of the source
65       files  to  man page format. To report such errors, see https://www.ker‐
66       nel.org/doc/man-pages/reporting_bugs.html .
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70IEEE/The Open Group                  2017                    sys_utsname.h(0P)
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