/* Duplicate a file descriptor result, avoiding clobbering
STD{IN,OUT,ERR}_FILENO, with specific flags.
- Copyright (C) 2001, 2004-2006, 2009-2019 Free Software Foundation, Inc.
+ Copyright (C) 2001, 2004-2006, 2009-2020 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by