if_freenameindex(3p) — Linux manual page

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

       if_freenameindex — free memory allocated by if_nameindex

SYNOPSIS 

       #include <net/if.h>

       void if_freenameindex(struct if_nameindex *ptr);

DESCRIPTION 

       The if_freenameindex() function shall free the memory allocated
       by if_nameindex().  The ptr argument shall be a pointer that was
       returned by if_nameindex().  After if_freenameindex() has been
       called, the application shall not use the array of which ptr is
       the address.

RETURN VALUE 

       None.

ERRORS 

       No errors are defined.

       The following sections are informative.

EXAMPLES 

       None.

APPLICATION USAGE 

       None.

RATIONALE 

       None.

FUTURE DIRECTIONS 

       None.

SEE ALSO 

       getsockopt(3p), if_indextoname(3p), if_nameindex(3p),
       if_nametoindex(3p), setsockopt(3p)

       The Base Definitions volume of POSIX.1‐2017, net_if.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              IF_FREENAMEINDEX(3P)

Pages that refer to this page: net_if.h(0p), if_indextoname(3p), if_nameindex(3p), if_nametoindex(3p)

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https://man7.org/linux/man-pages/man3/if_freenameindex.3p.html