1ENVIRON(3P) POSIX Programmer's Manual ENVIRON(3P)
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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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13 environ — array of character pointers to the environment strings
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16 extern char **environ;
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19 Refer to exec and the Base Definitions volume of POSIX.1‐2008, Chapter
20 8, Environment Variables.
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23 Portions of this text are reprinted and reproduced in electronic form
24 from IEEE Std 1003.1, 2013 Edition, Standard for Information Technology
25 -- Portable Operating System Interface (POSIX), The Open Group Base
26 Specifications Issue 7, Copyright (C) 2013 by the Institute of Electri‐
27 cal and Electronics Engineers, Inc and The Open Group. (This is
28 POSIX.1-2008 with the 2013 Technical Corrigendum 1 applied.) In the
29 event of any discrepancy between this version and the original IEEE and
30 The Open Group Standard, the original IEEE and The Open Group Standard
31 is the referee document. The original Standard can be obtained online
32 at http://www.unix.org/online.html .
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34 Any typographical or formatting errors that appear in this page are
35 most likely to have been introduced during the conversion of the source
36 files to man page format. To report such errors, see https://www.ker‐
37 nel.org/doc/man-pages/reporting_bugs.html .
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41IEEE/The Open Group 2013 ENVIRON(3P)