1OPTARG(3P)                 POSIX Programmer's Manual                OPTARG(3P)
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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

13       optarg, opterr, optind, optopt — options parsing variables
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SYNOPSIS

16       #include <unistd.h>
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18       extern char *optarg;
19       extern int opterr, optind, optopt;
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DESCRIPTION

22       Refer to getopt().
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25       Portions of this text are reprinted and reproduced in  electronic  form
26       from IEEE Std 1003.1, 2013 Edition, Standard for Information Technology
27       -- Portable Operating System Interface (POSIX),  The  Open  Group  Base
28       Specifications Issue 7, Copyright (C) 2013 by the Institute of Electri‐
29       cal and Electronics Engineers,  Inc  and  The  Open  Group.   (This  is
30       POSIX.1-2008  with  the  2013  Technical Corrigendum 1 applied.) In the
31       event of any discrepancy between this version and the original IEEE and
32       The  Open Group Standard, the original IEEE and The Open Group Standard
33       is the referee document. The original Standard can be  obtained  online
34       at http://www.unix.org/online.html .
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36       Any  typographical  or  formatting  errors that appear in this page are
37       most likely to have been introduced during the conversion of the source
38       files  to  man page format. To report such errors, see https://www.ker‐
39       nel.org/doc/man-pages/reporting_bugs.html .
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43IEEE/The Open Group                  2013                           OPTARG(3P)
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