This manual page is part of the POSIX Programmer's Manual. The Linux
implementation of this interface may differ (consult the
corresponding Linux manual page for details of Linux behavior), or
the interface may not be implemented on Linux.
The <sys/utsname.h> header shall define the structure utsname which
shall include at least the following members:
char sysname Name of this implementation of the operating system.
char nodename Name of this node within the communications
network to which this node is attached, if any.
char release Current release level of this implementation.
char version Current version level of this release.
char machine Name of the hardware type on which the system is running.
The character arrays are of unspecified size, but the data stored in
them shall be terminated by a null byte.
The following shall be declared as a function and may also be defined
as a macro:
int uname(struct utsname *);The following sections are informative.
Portions of this text are reprinted and reproduced in electronic form
from IEEE Std 1003.1, 2013 Edition, Standard for Information
Technology -- Portable Operating System Interface (POSIX), The Open
Group Base Specifications Issue 7, Copyright (C) 2013 by the
Institute of Electrical and Electronics Engineers, Inc and The Open
Group. (This is POSIX.1-2008 with the 2013 Technical Corrigendum 1
applied.) 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.unix.org/online.html .
Any typographical or formatting errors that appear in this page are
most likely to have been introduced during the conversion of the
source files to man page format. To report such errors, see
IEEE/The Open Group 2013 sys_utsname.h(0P)