The Institute of Electrical and Electronics Engineers and The Open Group,
have given us permission to reprint portions of their documentation.

In the following statement, the phrase ``this text'' refers to portions of
the system documentation.

Portions of this text are reprinted and reproduced in electronic form in
the Linux man-pages project, 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 these versions 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 .

This notice shall appear on any product containing this material.