gethostid(3p) — Linux manual page

GETHOSTID(3P)           POSIX Programmer's Manual          GETHOSTID(3P)

PROLOG

       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.

NAME

       gethostid — get an identifier for the current host

SYNOPSIS

       #include <unistd.h>

       long gethostid(void);

DESCRIPTION

       The gethostid() function shall retrieve a 32-bit identifier for
       the current host.

RETURN VALUE

       Upon successful completion, gethostid() shall return an
       identifier for the current host.

ERRORS

       No errors are defined.

       The following sections are informative.

EXAMPLES

       None.

APPLICATION USAGE

       This volume of POSIX.1‐2017 does not define the domain in which
       the return value is unique.

RATIONALE

       None.

FUTURE DIRECTIONS

       None.

SEE ALSO

       initstate(3p)

       The Base Definitions volume of POSIX.1‐2017, unistd.h(0p)

COPYRIGHT

       Portions of this text are reprinted and reproduced in electronic
       form from IEEE Std 1003.1-2017, Standard for Information
       Technology -- Portable Operating System Interface (POSIX), The
       Open Group Base Specifications Issue 7, 2018 Edition, Copyright
       (C) 2018 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 .

       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
       https://www.kernel.org/doc/man-pages/reporting_bugs.html .

IEEE/The Open Group               2017                     GETHOSTID(3P)

Pages that refer to this page: unistd.h(0p), gethostname(3p)

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