Update gnulib

This updates gnulib to a relatively recent commit.  Most of this was
done by the gnulib import script; the only change I made was to
update-gnulib.sh.

Tested on x86-64 Fedora 34.  I also did a mingw cross build.

1 files changed, 8 insertions, 8 deletions

diff --git a/gnulib/import/unsetenv.c b/gnulib/import/unsetenv.c
index 11089a072cd..07eac6fdd6d 100644
--- a/gnulib/import/unsetenv.c
+++ b/gnulib/import/unsetenv.c
@@ -1,17 +1,17 @@
-/* Copyright (C) 1992, 1995-2002, 2005-2021 Free Software Foundation, Inc.
+/* Copyright (C) 1992, 1995-2002, 2005-2022 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
-   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
-   the Free Software Foundation; either version 3 of the License, or
-   (at your option) any later version.
+   This file is free software: you can redistribute it and/or modify
+   it under the terms of the GNU Lesser General Public License as
+   published by the Free Software Foundation; either version 2.1 of the
+   License, or (at your option) any later version.
 
-   This program is distributed in the hope that it will be useful,
+   This file is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-   GNU General Public License for more details.
+   GNU Lesser General Public License for more details.
 
-   You should have received a copy of the GNU General Public License
+   You should have received a copy of the GNU Lesser General Public License
    along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /* Don't use __attribute__ __nonnull__ in this compilation unit.  Otherwise gcc