Update copyright year to 2021

Run "TZ=UTC0 admin/update-copyright $(git ls-files)".

168 files changed, 168 insertions, 168 deletions

diff --git a/lib/Makefile.in b/lib/Makefile.in
index 06d8e56421b..d8570a68887 100644
--- a/lib/Makefile.in
+++ b/lib/Makefile.in
@@ -1,6 +1,6 @@
 ### @configure_input@
 
-# Copyright 2017-2020 Free Software Foundation, Inc.
+# Copyright 2017-2021 Free Software Foundation, Inc.
 
 # This file is part of GNU Emacs.
 
diff --git a/lib/_Noreturn.h b/lib/_Noreturn.h
index 0d4b9c29e02..f69df59aa56 100644
--- a/lib/_Noreturn.h
+++ b/lib/_Noreturn.h
@@ -1,5 +1,5 @@
 /* A C macro for declaring that a function does not return.
-   Copyright (C) 2011-2020 Free Software Foundation, Inc.
+   Copyright (C) 2011-2021 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
diff --git a/lib/acl-errno-valid.c b/lib/acl-errno-valid.c
index cafae0b1b11..af1af82c9fc 100644
--- a/lib/acl-errno-valid.c
+++ b/lib/acl-errno-valid.c
@@ -1,6 +1,6 @@
 /* Test whether ACLs are well supported on this system.
 
-   Copyright 2013-2020 Free Software Foundation, Inc.
+   Copyright 2013-2021 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
diff --git a/lib/acl-internal.c b/lib/acl-internal.c
index 1cb77a8338b..2b212e8fc45 100644
--- a/lib/acl-internal.c
+++ b/lib/acl-internal.c
@@ -1,6 +1,6 @@
 /* Test whether a file has a nontrivial ACL.  -*- coding: utf-8 -*-
 
-   Copyright (C) 2002-2003, 2005-2020 Free Software Foundation, Inc.
+   Copyright (C) 2002-2003, 2005-2021 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
diff --git a/lib/acl-internal.h b/lib/acl-internal.h
index 0e28e1a0d6d..ca302bf8cd5 100644
--- a/lib/acl-internal.h
+++ b/lib/acl-internal.h
@@ -1,6 +1,6 @@
 /* Internal implementation of access control lists.  -*- coding: utf-8 -*-
 
-   Copyright (C) 2002-2003, 2005-2020 Free Software Foundation, Inc.
+   Copyright (C) 2002-2003, 2005-2021 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
diff --git a/lib/acl.h b/lib/acl.h
index 374c147e8fb..7014b82f738 100644
--- a/lib/acl.h
+++ b/lib/acl.h
@@ -1,6 +1,6 @@
 /* acl.c - access control lists
 
-   Copyright (C) 2002, 2008-2020 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2008-2021 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
diff --git a/lib/acl_entries.c b/lib/acl_entries.c
index 14fca5f1732..6f70caf175e 100644
--- a/lib/acl_entries.c
+++ b/lib/acl_entries.c
@@ -1,6 +1,6 @@
 /* Return the number of entries in an ACL.
 
-   Copyright (C) 2002-2003, 2005-2020 Free Software Foundation, Inc.
+   Copyright (C) 2002-2003, 2005-2021 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
diff --git a/lib/alloca.in.h b/lib/alloca.in.h
index 228f9a0a29b..26da3c384af 100644
--- a/lib/alloca.in.h
+++ b/lib/alloca.in.h
@@ -1,6 +1,6 @@
 /* Memory allocation on the stack.
 
-   Copyright (C) 1995, 1999, 2001-2004, 2006-2020 Free Software
+   Copyright (C) 1995, 1999, 2001-2004, 2006-2021 Free Software
    Foundation, Inc.
 
    This program is free software; you can redistribute it and/or modify it
diff --git a/lib/allocator.h b/lib/allocator.h
index 2b032383de2..cfa05357744 100644
--- a/lib/allocator.h
+++ b/lib/allocator.h
@@ -1,6 +1,6 @@
 /* Memory allocators such as malloc+free.
 
-   Copyright (C) 2011-2020 Free Software Foundation, Inc.
+   Copyright (C) 2011-2021 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
diff --git a/lib/arg-nonnull.h b/lib/arg-nonnull.h
index ac26ca8cfed..5a2573228dc 100644
--- a/lib/arg-nonnull.h
+++ b/lib/arg-nonnull.h
@@ -1,5 +1,5 @@
 /* A C macro for declaring that specific arguments must not be NULL.
-   Copyright (C) 2009-2020 Free Software Foundation, Inc.
+   Copyright (C) 2009-2021 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
diff --git a/lib/at-func.c b/lib/at-func.c
index 4a1c909d38e..db1c11d2f9c 100644
--- a/lib/at-func.c
+++ b/lib/at-func.c
@@ -1,5 +1,5 @@
 /* Define at-style functions like fstatat, unlinkat, fchownat, etc.
-   Copyright (C) 2006, 2009-2020 Free Software Foundation, Inc.
+   Copyright (C) 2006, 2009-2021 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
diff --git a/lib/binary-io.c b/lib/binary-io.c
index e84e223fc88..f2678972ef7 100644
--- a/lib/binary-io.c
+++ b/lib/binary-io.c
@@ -1,5 +1,5 @@
 /* Binary mode I/O.
-   Copyright 2017-2020 Free Software Foundation, Inc.
+   Copyright 2017-2021 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
diff --git a/lib/binary-io.h b/lib/binary-io.h
index 64223f16fc2..c4eea279a04 100644
--- a/lib/binary-io.h
+++ b/lib/binary-io.h
@@ -1,5 +1,5 @@
 /* Binary mode I/O.
-   Copyright (C) 2001, 2003, 2005, 2008-2020 Free Software Foundation,
+   Copyright (C) 2001, 2003, 2005, 2008-2021 Free Software Foundation,
    Inc.
 
    This program is free software: you can redistribute it and/or modify
diff --git a/lib/byteswap.in.h b/lib/byteswap.in.h
index e690b3c17e0..2b7d5abe1b6 100644
--- a/lib/byteswap.in.h
+++ b/lib/byteswap.in.h
@@ -1,5 +1,5 @@
 /* byteswap.h - Byte swapping
-   Copyright (C) 2005, 2007, 2009-2020 Free Software Foundation, Inc.
+   Copyright (C) 2005, 2007, 2009-2021 Free Software Foundation, Inc.
    Written by Oskar Liljeblad <oskar@osk.mine.nu>, 2005.
 
    This program is free software: you can redistribute it and/or modify
diff --git a/lib/c++defs.h b/lib/c++defs.h
index 7a057633883..32722113c7f 100644
--- a/lib/c++defs.h
+++ b/lib/c++defs.h
@@ -1,5 +1,5 @@
 /* C++ compatible function declaration macros.
-   Copyright (C) 2010-2020 Free Software Foundation, Inc.
+   Copyright (C) 2010-2021 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
diff --git a/lib/c-ctype.h b/lib/c-ctype.h
index 42891bb1683..231611b7f6b 100644
--- a/lib/c-ctype.h
+++ b/lib/c-ctype.h
@@ -5,7 +5,7 @@
    <ctype.h> functions' behaviour depends on the current locale set via
    setlocale.
 
-   Copyright (C) 2000-2003, 2006, 2008-2020 Free Software Foundation,
+   Copyright (C) 2000-2003, 2006, 2008-2021 Free Software Foundation,
    Inc.
 
 This program is free software; you can redistribute it and/or modify
diff --git a/lib/c-strcase.h b/lib/c-strcase.h
index 3b711f5aa57..089edfe7ebe 100644
--- a/lib/c-strcase.h
+++ b/lib/c-strcase.h
@@ -1,5 +1,5 @@
 /* Case-insensitive string comparison functions in C locale.
-   Copyright (C) 1995-1996, 2001, 2003, 2005, 2009-2020 Free Software
+   Copyright (C) 1995-1996, 2001, 2003, 2005, 2009-2021 Free Software
    Foundation, Inc.
 
    This program is free software; you can redistribute it and/or modify
diff --git a/lib/c-strcasecmp.c b/lib/c-strcasecmp.c
index f660bba73b5..0b6a5aedc35 100644
--- a/lib/c-strcasecmp.c
+++ b/lib/c-strcasecmp.c
@@ -1,5 +1,5 @@
 /* c-strcasecmp.c -- case insensitive string comparator in C locale
-   Copyright (C) 1998-1999, 2005-2006, 2009-2020 Free Software
+   Copyright (C) 1998-1999, 2005-2006, 2009-2021 Free Software
    Foundation, Inc.
 
    This program is free software; you can redistribute it and/or modify
diff --git a/lib/c-strncasecmp.c b/lib/c-strncasecmp.c
index 89df6915840..fd5e218b1b9 100644
--- a/lib/c-strncasecmp.c
+++ b/lib/c-strncasecmp.c
@@ -1,5 +1,5 @@
 /* c-strncasecmp.c -- case insensitive string comparator in C locale
-   Copyright (C) 1998-1999, 2005-2006, 2009-2020 Free Software
+   Copyright (C) 1998-1999, 2005-2006, 2009-2021 Free Software
    Foundation, Inc.
 
    This program is free software; you can redistribute it and/or modify
diff --git a/lib/canonicalize-lgpl.c b/lib/canonicalize-lgpl.c
index 7d3c710f10f..b81c7383d7e 100644
--- a/lib/canonicalize-lgpl.c
+++ b/lib/canonicalize-lgpl.c
@@ -1,5 +1,5 @@
 /* Return the canonical absolute name of a given file.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 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
diff --git a/lib/careadlinkat.c b/lib/careadlinkat.c
index 197ce8de77f..9b5d74b68d5 100644
--- a/lib/careadlinkat.c
+++ b/lib/careadlinkat.c
@@ -1,6 +1,6 @@
 /* Read symbolic links into a buffer without size limitation, relative to fd.
 
-   Copyright (C) 2001, 2003-2004, 2007, 2009-2020 Free Software
+   Copyright (C) 2001, 2003-2004, 2007, 2009-2021 Free Software
    Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
diff --git a/lib/careadlinkat.h b/lib/careadlinkat.h
index 584cfe9ad8e..555fe7afb68 100644
--- a/lib/careadlinkat.h
+++ b/lib/careadlinkat.h
@@ -1,6 +1,6 @@
 /* Read symbolic links into a buffer without size limitation, relative to fd.
 
-   Copyright (C) 2011-2020 Free Software Foundation, Inc.
+   Copyright (C) 2011-2021 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
diff --git a/lib/cdefs.h b/lib/cdefs.h
index d8e4a000333..bb0ff4af023 100644
--- a/lib/cdefs.h
+++ b/lib/cdefs.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1992-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/lib/cloexec.c b/lib/cloexec.c
index 269e6f25f3b..3286ad34323 100644
--- a/lib/cloexec.c
+++ b/lib/cloexec.c
@@ -1,6 +1,6 @@
 /* cloexec.c - set or clear the close-on-exec descriptor flag
 
-   Copyright (C) 1991, 2004-2006, 2009-2020 Free Software Foundation,
+   Copyright (C) 1991, 2004-2006, 2009-2021 Free Software Foundation,
    Inc.
 
    This program is free software: you can redistribute it and/or modify
diff --git a/lib/cloexec.h b/lib/cloexec.h
index f14a99736d5..5ca0e6413e7 100644
--- a/lib/cloexec.h
+++ b/lib/cloexec.h
@@ -1,6 +1,6 @@
 /* cloexec.c - set or clear the close-on-exec descriptor flag
 
-   Copyright (C) 2004, 2009-2020 Free Software Foundation, Inc.
+   Copyright (C) 2004, 2009-2021 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
diff --git a/lib/close-stream.c b/lib/close-stream.c
index b1d04a53059..11cc11fe99e 100644
--- a/lib/close-stream.c
+++ b/lib/close-stream.c
@@ -1,6 +1,6 @@
 /* Close a stream, with nicer error checking than fclose's.
 
-   Copyright (C) 1998-2002, 2004, 2006-2020 Free Software Foundation,
+   Copyright (C) 1998-2002, 2004, 2006-2021 Free Software Foundation,
    Inc.
 
    This program is free software: you can redistribute it and/or modify
diff --git a/lib/copy-file-range.c b/lib/copy-file-range.c
index 069f1444dc2..e73c78b5aa7 100644
--- a/lib/copy-file-range.c
+++ b/lib/copy-file-range.c
@@ -1,5 +1,5 @@
 /* Stub for copy_file_range
-   Copyright 2019-2020 Free Software Foundation, Inc.
+   Copyright 2019-2021 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
diff --git a/lib/count-leading-zeros.h b/lib/count-leading-zeros.h
index 2b65cc9eda9..a03c107534e 100644
--- a/lib/count-leading-zeros.h
+++ b/lib/count-leading-zeros.h
@@ -1,5 +1,5 @@
 /* count-leading-zeros.h -- counts the number of leading 0 bits in a word.
-   Copyright (C) 2012-2020 Free Software Foundation, Inc.
+   Copyright (C) 2012-2021 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
diff --git a/lib/count-one-bits.h b/lib/count-one-bits.h
index 040776f7466..f7d8fd203c6 100644
--- a/lib/count-one-bits.h
+++ b/lib/count-one-bits.h
@@ -1,5 +1,5 @@
 /* count-one-bits.h -- counts the number of 1-bits in a word.
-   Copyright (C) 2007-2020 Free Software Foundation, Inc.
+   Copyright (C) 2007-2021 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
diff --git a/lib/count-trailing-zeros.h b/lib/count-trailing-zeros.h
index 15e85708d18..8de0f5b5469 100644
--- a/lib/count-trailing-zeros.h
+++ b/lib/count-trailing-zeros.h
@@ -1,5 +1,5 @@
 /* count-trailing-zeros.h -- counts the number of trailing 0 bits in a word.
-   Copyright 2013-2020 Free Software Foundation, Inc.
+   Copyright 2013-2021 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
diff --git a/lib/diffseq.h b/lib/diffseq.h
index 16e06053b43..2d2e2ae453a 100644
--- a/lib/diffseq.h
+++ b/lib/diffseq.h
@@ -1,6 +1,6 @@
 /* Analyze differences between two vectors.
 
-   Copyright (C) 1988-1989, 1992-1995, 2001-2004, 2006-2020 Free
+   Copyright (C) 1988-1989, 1992-1995, 2001-2004, 2006-2021 Free
    Software Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
diff --git a/lib/dirent.in.h b/lib/dirent.in.h
index f7c26810158..cd9ae715477 100644
--- a/lib/dirent.in.h
+++ b/lib/dirent.in.h
@@ -1,5 +1,5 @@
 /* A GNU-like <dirent.h>.
-   Copyright (C) 2006-2020 Free Software Foundation, Inc.
+   Copyright (C) 2006-2021 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
diff --git a/lib/dirfd.c b/lib/dirfd.c
index f6539772feb..ced7531c5e0 100644
--- a/lib/dirfd.c
+++ b/lib/dirfd.c
@@ -1,6 +1,6 @@
 /* dirfd.c -- return the file descriptor associated with an open DIR*
 
-   Copyright (C) 2001, 2006, 2008-2020 Free Software Foundation, Inc.
+   Copyright (C) 2001, 2006, 2008-2021 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
diff --git a/lib/dosname.h b/lib/dosname.h
index 3bb08a5eeec..be1cee8e3bd 100644
--- a/lib/dosname.h
+++ b/lib/dosname.h
@@ -1,6 +1,6 @@
 /* File names on MS-DOS/Windows systems.
 
-   Copyright (C) 2000-2001, 2004-2006, 2009-2020 Free Software
+   Copyright (C) 2000-2001, 2004-2006, 2009-2021 Free Software
    Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
diff --git a/lib/dtotimespec.c b/lib/dtotimespec.c
index 40adbe53f12..73061a3309c 100644
--- a/lib/dtotimespec.c
+++ b/lib/dtotimespec.c
@@ -1,6 +1,6 @@
 /* Convert double to timespec.
 
-   Copyright (C) 2011-2020 Free Software Foundation, Inc.
+   Copyright (C) 2011-2021 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
diff --git a/lib/dup2.c b/lib/dup2.c
index b5c3a00c740..e67a007aa53 100644
--- a/lib/dup2.c
+++ b/lib/dup2.c
@@ -1,6 +1,6 @@
 /* Duplicate an open file descriptor to a specified file descriptor.
 
-   Copyright (C) 1999, 2004-2007, 2009-2020 Free Software Foundation,
+   Copyright (C) 1999, 2004-2007, 2009-2021 Free Software Foundation,
    Inc.
 
    This program is free software: you can redistribute it and/or modify
diff --git a/lib/errno.in.h b/lib/errno.in.h
index c27e0c7ddee..c6ab4e88e15 100644
--- a/lib/errno.in.h
+++ b/lib/errno.in.h
@@ -1,6 +1,6 @@
 /* A POSIX-like <errno.h>.
 
-   Copyright (C) 2008-2020 Free Software Foundation, Inc.
+   Copyright (C) 2008-2021 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
diff --git a/lib/euidaccess.c b/lib/euidaccess.c
index b352123ae18..98b01c1aa87 100644
--- a/lib/euidaccess.c
+++ b/lib/euidaccess.c
@@ -1,6 +1,6 @@
 /* euidaccess -- check if effective user id can access file
 
-   Copyright (C) 1990-1991, 1995, 1998, 2000, 2003-2006, 2008-2020 Free
+   Copyright (C) 1990-1991, 1995, 1998, 2000, 2003-2006, 2008-2021 Free
    Software Foundation, Inc.
 
    This file is part of the GNU C Library.
diff --git a/lib/execinfo.in.h b/lib/execinfo.in.h
index b2fe44e65df..790bec087e1 100644
--- a/lib/execinfo.in.h
+++ b/lib/execinfo.in.h
@@ -1,6 +1,6 @@
 /* Information about executables.
 
-   Copyright (C) 2012-2020 Free Software Foundation, Inc.
+   Copyright (C) 2012-2021 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
diff --git a/lib/explicit_bzero.c b/lib/explicit_bzero.c
index c82771fb1e3..668c7e36a38 100644
--- a/lib/explicit_bzero.c
+++ b/lib/explicit_bzero.c
@@ -1,5 +1,5 @@
 /* Erasure of sensitive data, generic implementation.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/lib/faccessat.c b/lib/faccessat.c
index 9f6a11bf6e3..3a776466cf2 100644
--- a/lib/faccessat.c
+++ b/lib/faccessat.c
@@ -1,5 +1,5 @@
 /* Check the access rights of a file relative to an open directory.
-   Copyright (C) 2009-2020 Free Software Foundation, Inc.
+   Copyright (C) 2009-2021 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
diff --git a/lib/fcntl.c b/lib/fcntl.c
index 6b9927ec4e5..1baea9333f4 100644
--- a/lib/fcntl.c
+++ b/lib/fcntl.c
@@ -1,6 +1,6 @@
 /* Provide file descriptor control.
 
-   Copyright (C) 2009-2020 Free Software Foundation, Inc.
+   Copyright (C) 2009-2021 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
diff --git a/lib/fcntl.in.h b/lib/fcntl.in.h
index b2e1e5130d9..415227d9c93 100644
--- a/lib/fcntl.in.h
+++ b/lib/fcntl.in.h
@@ -1,6 +1,6 @@
 /* Like <fcntl.h>, but with non-working flags defined to 0.
 
-   Copyright (C) 2006-2020 Free Software Foundation, Inc.
+   Copyright (C) 2006-2021 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
diff --git a/lib/fdopendir.c b/lib/fdopendir.c
index 883c0c43ec5..451b4e1321e 100644
--- a/lib/fdopendir.c
+++ b/lib/fdopendir.c
@@ -1,5 +1,5 @@
 /* provide a replacement fdopendir function
-   Copyright (C) 2004-2020 Free Software Foundation, Inc.
+   Copyright (C) 2004-2021 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
diff --git a/lib/filemode.c b/lib/filemode.c
index e1b069093f8..0ecf67842b1 100644
--- a/lib/filemode.c
+++ b/lib/filemode.c
@@ -1,6 +1,6 @@
 /* filemode.c -- make a string describing file modes
 
-   Copyright (C) 1985, 1990, 1993, 1998-2000, 2004, 2006, 2009-2020 Free
+   Copyright (C) 1985, 1990, 1993, 1998-2000, 2004, 2006, 2009-2021 Free
    Software Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
diff --git a/lib/filemode.h b/lib/filemode.h
index 8b8464f220a..dc240db270c 100644
--- a/lib/filemode.h
+++ b/lib/filemode.h
@@ -1,6 +1,6 @@
 /* Make a string describing file modes.
 
-   Copyright (C) 1998-1999, 2003, 2006, 2009-2020 Free Software
+   Copyright (C) 1998-1999, 2003, 2006, 2009-2021 Free Software
    Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
diff --git a/lib/filevercmp.c b/lib/filevercmp.c
index 9ecfe293ae8..6b7226de6c3 100644
--- a/lib/filevercmp.c
+++ b/lib/filevercmp.c
@@ -1,7 +1,7 @@
 /*
    Copyright (C) 1995 Ian Jackson <iwj10@cus.cam.ac.uk>
    Copyright (C) 2001 Anthony Towns <aj@azure.humbug.org.au>
-   Copyright (C) 2008-2020 Free Software Foundation, Inc.
+   Copyright (C) 2008-2021 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
diff --git a/lib/filevercmp.h b/lib/filevercmp.h
index 3d0b6a694c4..5de212f4366 100644
--- a/lib/filevercmp.h
+++ b/lib/filevercmp.h
@@ -1,7 +1,7 @@
 /*
    Copyright (C) 1995 Ian Jackson <iwj10@cus.cam.ac.uk>
    Copyright (C) 2001 Anthony Towns <aj@azure.humbug.org.au>
-   Copyright (C) 2008-2020 Free Software Foundation, Inc.
+   Copyright (C) 2008-2021 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
diff --git a/lib/fingerprint.c b/lib/fingerprint.c
index 2c19a5555ab..7266da9710d 100644
--- a/lib/fingerprint.c
+++ b/lib/fingerprint.c
@@ -1,6 +1,6 @@
 /* Placeholder fingerprint for Emacs
 
-Copyright 2019-2020 Free Software Foundation, Inc.
+Copyright 2019-2021 Free Software Foundation, Inc.
 
 This file is part of GNU Emacs.
 
diff --git a/lib/fingerprint.h b/lib/fingerprint.h
index 2faae8d0880..6ec0c80052f 100644
--- a/lib/fingerprint.h
+++ b/lib/fingerprint.h
@@ -1,6 +1,6 @@
 /* Header file for the Emacs build fingerprint.
 
-Copyright (C) 2016, 2018-2020 Free Software Foundation, Inc.
+Copyright (C) 2016, 2018-2021 Free Software Foundation, Inc.
 
 This file is part of GNU Emacs.
 
diff --git a/lib/flexmember.h b/lib/flexmember.h
index 0dc77c3c844..9f6e1bf1105 100644
--- a/lib/flexmember.h
+++ b/lib/flexmember.h
@@ -1,6 +1,6 @@
 /* Sizes of structs with flexible array members.
 
-   Copyright 2016-2020 Free Software Foundation, Inc.
+   Copyright 2016-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.
 
diff --git a/lib/fpending.c b/lib/fpending.c
index 4db32eafd6a..fd9b1fbe6f4 100644
--- a/lib/fpending.c
+++ b/lib/fpending.c
@@ -1,5 +1,5 @@
 /* fpending.c -- return the number of pending output bytes on a stream
-   Copyright (C) 2000, 2004, 2006-2007, 2009-2020 Free Software
+   Copyright (C) 2000, 2004, 2006-2007, 2009-2021 Free Software
    Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
diff --git a/lib/fpending.h b/lib/fpending.h
index 52639379975..246b62ffb3d 100644
--- a/lib/fpending.h
+++ b/lib/fpending.h
@@ -1,6 +1,6 @@
 /* Declare __fpending.
 
-   Copyright (C) 2000, 2003, 2005-2006, 2009-2020 Free Software
+   Copyright (C) 2000, 2003, 2005-2006, 2009-2021 Free Software
    Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
diff --git a/lib/fstatat.c b/lib/fstatat.c
index 9da12690d71..640a3754309 100644
--- a/lib/fstatat.c
+++ b/lib/fstatat.c
@@ -1,6 +1,6 @@
 /* Work around an fstatat bug on Solaris 9.
 
-   Copyright (C) 2006, 2009-2020 Free Software Foundation, Inc.
+   Copyright (C) 2006, 2009-2021 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
diff --git a/lib/fsusage.c b/lib/fsusage.c
index c0ee4533f9a..1007ba6b9fd 100644
--- a/lib/fsusage.c
+++ b/lib/fsusage.c
@@ -1,6 +1,6 @@
 /* fsusage.c -- return space usage of mounted file systems
 
-   Copyright (C) 1991-1992, 1996, 1998-1999, 2002-2006, 2009-2020 Free
+   Copyright (C) 1991-1992, 1996, 1998-1999, 2002-2006, 2009-2021 Free
    Software Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
diff --git a/lib/fsusage.h b/lib/fsusage.h
index 5e68709668a..e0657b3651a 100644
--- a/lib/fsusage.h
+++ b/lib/fsusage.h
@@ -1,6 +1,6 @@
 /* fsusage.h -- declarations for file system space usage info
 
-   Copyright (C) 1991-1992, 1997, 2003-2006, 2009-2020 Free Software
+   Copyright (C) 1991-1992, 1997, 2003-2006, 2009-2021 Free Software
    Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
diff --git a/lib/fsync.c b/lib/fsync.c
index 2298aad3db3..a5280f281cb 100644
--- a/lib/fsync.c
+++ b/lib/fsync.c
@@ -7,7 +7,7 @@
 
    Written by Richard W.M. Jones <rjones.at.redhat.com>
 
-   Copyright (C) 2008-2020 Free Software Foundation, Inc.
+   Copyright (C) 2008-2021 Free Software Foundation, Inc.
 
    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU General Public
diff --git a/lib/ftoastr.c b/lib/ftoastr.c
index 7a7d4113c22..583a61ad8e6 100644
--- a/lib/ftoastr.c
+++ b/lib/ftoastr.c
@@ -1,6 +1,6 @@
 /* floating point to accurate string
 
-   Copyright (C) 2010-2020 Free Software Foundation, Inc.
+   Copyright (C) 2010-2021 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
diff --git a/lib/ftoastr.h b/lib/ftoastr.h
index d945cc064a7..82e70423dde 100644
--- a/lib/ftoastr.h
+++ b/lib/ftoastr.h
@@ -1,6 +1,6 @@
 /* floating point to accurate string
 
-   Copyright (C) 2010-2020 Free Software Foundation, Inc.
+   Copyright (C) 2010-2021 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
diff --git a/lib/get-permissions.c b/lib/get-permissions.c
index e1bcd9f5298..fe376e5bb0b 100644
--- a/lib/get-permissions.c
+++ b/lib/get-permissions.c
@@ -1,6 +1,6 @@
 /* Get permissions of a file.  -*- coding: utf-8 -*-
 
-   Copyright (C) 2002-2003, 2005-2020 Free Software Foundation, Inc.
+   Copyright (C) 2002-2003, 2005-2021 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
diff --git a/lib/getdtablesize.c b/lib/getdtablesize.c
index 0fe70921f9d..56eaf5d32cf 100644
--- a/lib/getdtablesize.c
+++ b/lib/getdtablesize.c
@@ -1,5 +1,5 @@
 /* getdtablesize() function: Return maximum possible file descriptor value + 1.
-   Copyright (C) 2008-2020 Free Software Foundation, Inc.
+   Copyright (C) 2008-2021 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2008.
 
    This program is free software: you can redistribute it and/or modify
diff --git a/lib/getgroups.c b/lib/getgroups.c
index b1ec68dadf9..a1bbb6617cd 100644
--- a/lib/getgroups.c
+++ b/lib/getgroups.c
@@ -1,6 +1,6 @@
 /* provide consistent interface to getgroups for systems that don't allow N==0
 
-   Copyright (C) 1996, 1999, 2003, 2006-2020 Free Software Foundation,
+   Copyright (C) 1996, 1999, 2003, 2006-2021 Free Software Foundation,
    Inc.
 
    This program is free software: you can redistribute it and/or modify
diff --git a/lib/getloadavg.c b/lib/getloadavg.c
index 507017339cc..1bb7ec853ff 100644
--- a/lib/getloadavg.c
+++ b/lib/getloadavg.c
@@ -1,6 +1,6 @@
 /* Get the system load averages.
 
-   Copyright (C) 1985-1989, 1991-1995, 1997, 1999-2000, 2003-2020 Free
+   Copyright (C) 1985-1989, 1991-1995, 1997, 1999-2000, 2003-2021 Free
    Software Foundation, Inc.
 
    NOTE: The canonical source of this file is maintained with gnulib.
diff --git a/lib/getopt-cdefs.in.h b/lib/getopt-cdefs.in.h
index c510ab163c3..65f6db06baf 100644
--- a/lib/getopt-cdefs.in.h
+++ b/lib/getopt-cdefs.in.h
@@ -1,5 +1,5 @@
 /* getopt-on-non-glibc compatibility macros.
-   Copyright (C) 1989-2020 Free Software Foundation, Inc.
+   Copyright (C) 1989-2021 Free Software Foundation, Inc.
    This file is part of gnulib.
    Unlike most of the getopt implementation, it is NOT shared
    with the GNU C Library.
diff --git a/lib/getopt-core.h b/lib/getopt-core.h
index d4d942ef221..05d16b07401 100644
--- a/lib/getopt-core.h
+++ b/lib/getopt-core.h
@@ -1,5 +1,5 @@
 /* Declarations for getopt (basic, portable features only).
-   Copyright (C) 1989-2020 Free Software Foundation, Inc.
+   Copyright (C) 1989-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library and is also part of gnulib.
    Patches to this file should be submitted to both projects.
 
diff --git a/lib/getopt-ext.h b/lib/getopt-ext.h
index 05f7083ac6a..9b11b47f0fe 100644
--- a/lib/getopt-ext.h
+++ b/lib/getopt-ext.h
@@ -1,5 +1,5 @@
 /* Declarations for getopt (GNU extensions).
-   Copyright (C) 1989-2020 Free Software Foundation, Inc.
+   Copyright (C) 1989-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library and is also part of gnulib.
    Patches to this file should be submitted to both projects.
 
diff --git a/lib/getopt-pfx-core.h b/lib/getopt-pfx-core.h
index da0a6d0c3c4..ab3f805c0a3 100644
--- a/lib/getopt-pfx-core.h
+++ b/lib/getopt-pfx-core.h
@@ -1,5 +1,5 @@
 /* getopt (basic, portable features) gnulib wrapper header.
-   Copyright (C) 1989-2020 Free Software Foundation, Inc.
+   Copyright (C) 1989-2021 Free Software Foundation, Inc.
    This file is part of gnulib.
    Unlike most of the getopt implementation, it is NOT shared
    with the GNU C Library.
diff --git a/lib/getopt-pfx-ext.h b/lib/getopt-pfx-ext.h
index 647fae63522..61ea8d2b1d3 100644
--- a/lib/getopt-pfx-ext.h
+++ b/lib/getopt-pfx-ext.h
@@ -1,5 +1,5 @@
 /* getopt (GNU extensions) gnulib wrapper header.
-   Copyright (C) 1989-2020 Free Software Foundation, Inc.
+   Copyright (C) 1989-2021 Free Software Foundation, Inc.
    This file is part of gnulib.
    Unlike most of the getopt implementation, it is NOT shared
    with the GNU C Library.
diff --git a/lib/getopt.c b/lib/getopt.c
index a6389d8ea9b..dd96c184075 100644
--- a/lib/getopt.c
+++ b/lib/getopt.c
@@ -1,5 +1,5 @@
 /* Getopt for GNU.
-   Copyright (C) 1987-2020 Free Software Foundation, Inc.
+   Copyright (C) 1987-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library and is also part of gnulib.
    Patches to this file should be submitted to both projects.
 
diff --git a/lib/getopt.in.h b/lib/getopt.in.h
index 36e04bb0883..541fb9da2e8 100644
--- a/lib/getopt.in.h
+++ b/lib/getopt.in.h
@@ -1,5 +1,5 @@
 /* Declarations for getopt.
-   Copyright (C) 1989-2020 Free Software Foundation, Inc.
+   Copyright (C) 1989-2021 Free Software Foundation, Inc.
    This file is part of gnulib.
    Unlike most of the getopt implementation, it is NOT shared
    with the GNU C Library, which supplies a different version of
diff --git a/lib/getopt1.c b/lib/getopt1.c
index 0902efe68e3..ca24eb811f9 100644
--- a/lib/getopt1.c
+++ b/lib/getopt1.c
@@ -1,5 +1,5 @@
 /* getopt_long and getopt_long_only entry points for GNU getopt.
-   Copyright (C) 1987-2020 Free Software Foundation, Inc.
+   Copyright (C) 1987-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library and is also part of gnulib.
    Patches to this file should be submitted to both projects.
 
diff --git a/lib/getopt_int.h b/lib/getopt_int.h
index afcd8a67fb2..b70ff5badf8 100644
--- a/lib/getopt_int.h
+++ b/lib/getopt_int.h
@@ -1,5 +1,5 @@
 /* Internal declarations for getopt.
-   Copyright (C) 1989-2020 Free Software Foundation, Inc.
+   Copyright (C) 1989-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library and is also part of gnulib.
    Patches to this file should be submitted to both projects.
 
diff --git a/lib/gettext.h b/lib/gettext.h
index 4c6b5efcc3f..8c7c3a61324 100644
--- a/lib/gettext.h
+++ b/lib/gettext.h
@@ -1,5 +1,5 @@
 /* Convenience header for conditional use of GNU <libintl.h>.
-   Copyright (C) 1995-1998, 2000-2002, 2004-2006, 2009-2020 Free
+   Copyright (C) 1995-1998, 2000-2002, 2004-2006, 2009-2021 Free
    Software Foundation, Inc.
 
    This program is free software; you can redistribute it and/or modify
diff --git a/lib/gettime.c b/lib/gettime.c
index f212a238a88..82fac300024 100644
--- a/lib/gettime.c
+++ b/lib/gettime.c
@@ -1,6 +1,6 @@
 /* gettime -- get the system clock
 
-   Copyright (C) 2002, 2004-2007, 2009-2020 Free Software Foundation,
+   Copyright (C) 2002, 2004-2007, 2009-2021 Free Software Foundation,
    Inc.
 
    This program is free software: you can redistribute it and/or modify
diff --git a/lib/gettimeofday.c b/lib/gettimeofday.c
index b5e2c300305..2bfd8100f2b 100644
--- a/lib/gettimeofday.c
+++ b/lib/gettimeofday.c
@@ -1,6 +1,6 @@
 /* Provide gettimeofday for systems that don't have it or for which it's broken.
 
-   Copyright (C) 2001-2003, 2005-2007, 2009-2020 Free Software
+   Copyright (C) 2001-2003, 2005-2007, 2009-2021 Free Software
    Foundation, Inc.
 
    This program is free software; you can redistribute it and/or modify
diff --git a/lib/gnulib.mk.in b/lib/gnulib.mk.in
index 5adea10c18e..402bb0b3817 100644
--- a/lib/gnulib.mk.in
+++ b/lib/gnulib.mk.in
@@ -1,5 +1,5 @@
 ## DO NOT EDIT! GENERATED AUTOMATICALLY!
-# Copyright (C) 2002-2020 Free Software Foundation, Inc.
+# Copyright (C) 2002-2021 Free Software Foundation, Inc.
 #
 # This file is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/lib/group-member.c b/lib/group-member.c
index 7aa8a453615..d7ded6a1b0e 100644
--- a/lib/group-member.c
+++ b/lib/group-member.c
@@ -1,6 +1,6 @@
 /* group-member.c -- determine whether group id is in calling user's group list
 
-   Copyright (C) 1994, 1997-1998, 2003, 2005-2006, 2009-2020 Free
+   Copyright (C) 1994, 1997-1998, 2003, 2005-2006, 2009-2021 Free
    Software Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
diff --git a/lib/ieee754.in.h b/lib/ieee754.in.h
index 01ca648905f..1f7ed2e8ce6 100644
--- a/lib/ieee754.in.h
+++ b/lib/ieee754.in.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1992-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/lib/ignore-value.h b/lib/ignore-value.h
index 7a922268431..cb40e056e76 100644
--- a/lib/ignore-value.h
+++ b/lib/ignore-value.h
@@ -1,6 +1,6 @@
 /* ignore a function return without a compiler warning.  -*- coding: utf-8 -*-
 
-   Copyright (C) 2008-2020 Free Software Foundation, Inc.
+   Copyright (C) 2008-2021 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
diff --git a/lib/intprops.h b/lib/intprops.h
index dfbcaae73e3..23fc2f3380b 100644
--- a/lib/intprops.h
+++ b/lib/intprops.h
@@ -1,6 +1,6 @@
 /* intprops.h -- properties of integer types
 
-   Copyright (C) 2001-2020 Free Software Foundation, Inc.
+   Copyright (C) 2001-2021 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
diff --git a/lib/inttypes.in.h b/lib/inttypes.in.h
index da84aff0440..6d175c58d87 100644
--- a/lib/inttypes.in.h
+++ b/lib/inttypes.in.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2006-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2006-2021 Free Software Foundation, Inc.
    Written by Paul Eggert, Bruno Haible, Derek Price.
    This file is part of gnulib.
 
diff --git a/lib/libc-config.h b/lib/libc-config.h
index aef1f793242..fb620b874e2 100644
--- a/lib/libc-config.h
+++ b/lib/libc-config.h
@@ -1,6 +1,6 @@
 /* System definitions for code taken from the GNU C Library
 
-   Copyright 2017-2020 Free Software Foundation, Inc.
+   Copyright 2017-2021 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
diff --git a/lib/limits.in.h b/lib/limits.in.h
index 90c273fa178..655b2b9271d 100644
--- a/lib/limits.in.h
+++ b/lib/limits.in.h
@@ -1,6 +1,6 @@
 /* A GNU-like <limits.h>.
 
-   Copyright 2016-2020 Free Software Foundation, Inc.
+   Copyright 2016-2021 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
diff --git a/lib/localtime-buffer.c b/lib/localtime-buffer.c
index eb099ff8d84..8df7f1d220a 100644
--- a/lib/localtime-buffer.c
+++ b/lib/localtime-buffer.c
@@ -1,6 +1,6 @@
 /* Provide access to the last buffer returned by localtime() or gmtime().
 
-   Copyright (C) 2001-2003, 2005-2007, 2009-2020 Free Software
+   Copyright (C) 2001-2003, 2005-2007, 2009-2021 Free Software
    Foundation, Inc.
 
    This program is free software; you can redistribute it and/or modify
diff --git a/lib/localtime-buffer.h b/lib/localtime-buffer.h
index 2552cfcffba..27f86d958ae 100644
--- a/lib/localtime-buffer.h
+++ b/lib/localtime-buffer.h
@@ -1,6 +1,6 @@
 /* Provide access to the last buffer returned by localtime() or gmtime().
 
-   Copyright (C) 2001-2003, 2005-2007, 2009-2020 Free Software
+   Copyright (C) 2001-2003, 2005-2007, 2009-2021 Free Software
    Foundation, Inc.
 
    This program is free software; you can redistribute it and/or modify
diff --git a/lib/lstat.c b/lib/lstat.c
index f74392b7319..a584c6aa069 100644
--- a/lib/lstat.c
+++ b/lib/lstat.c
@@ -1,6 +1,6 @@
 /* Work around a bug of lstat on some systems
 
-   Copyright (C) 1997-2006, 2008-2020 Free Software Foundation, Inc.
+   Copyright (C) 1997-2006, 2008-2021 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
diff --git a/lib/malloca.c b/lib/malloca.c
index 59bd74d598b..d68d233dcb3 100644
--- a/lib/malloca.c
+++ b/lib/malloca.c
@@ -1,5 +1,5 @@
 /* Safe automatic memory allocation.
-   Copyright (C) 2003, 2006-2007, 2009-2020 Free Software Foundation,
+   Copyright (C) 2003, 2006-2007, 2009-2021 Free Software Foundation,
    Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2003, 2018.
 
diff --git a/lib/malloca.h b/lib/malloca.h
index 0d0b713c7bd..e40a01d57d4 100644
--- a/lib/malloca.h
+++ b/lib/malloca.h
@@ -1,5 +1,5 @@
 /* Safe automatic memory allocation.
-   Copyright (C) 2003-2007, 2009-2020 Free Software Foundation, Inc.
+   Copyright (C) 2003-2007, 2009-2021 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2003.
 
    This program is free software; you can redistribute it and/or modify
diff --git a/lib/md5.c b/lib/md5.c
index e0f3032aec0..d103c133140 100644
--- a/lib/md5.c
+++ b/lib/md5.c
@@ -1,6 +1,6 @@
 /* Functions to compute MD5 message digest of files or memory blocks.
    according to the definition of MD5 in RFC 1321 from April 1992.
-   Copyright (C) 1995-1997, 1999-2001, 2005-2006, 2008-2020 Free
+   Copyright (C) 1995-1997, 1999-2001, 2005-2006, 2008-2021 Free
    Software Foundation, Inc.
    This file is part of the GNU C Library.
 
diff --git a/lib/md5.h b/lib/md5.h
index 7c827b0586a..0bc2cac6522 100644
--- a/lib/md5.h
+++ b/lib/md5.h
@@ -1,6 +1,6 @@
 /* Declaration of functions and data types used for MD5 sum computing
    library functions.
-   Copyright (C) 1995-1997, 1999-2001, 2004-2006, 2008-2020 Free
+   Copyright (C) 1995-1997, 1999-2001, 2004-2006, 2008-2021 Free
    Software Foundation, Inc.
    This file is part of the GNU C Library.
 
diff --git a/lib/memmem.c b/lib/memmem.c
index 9108f6f697c..5c35976ebce 100644
--- a/lib/memmem.c
+++ b/lib/memmem.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-1994, 1996-1998, 2000, 2004, 2007-2020 Free
+/* Copyright (C) 1991-1994, 1996-1998, 2000, 2004, 2007-2021 Free
    Software Foundation, Inc.
    This file is part of the GNU C Library.
 
diff --git a/lib/mempcpy.c b/lib/mempcpy.c
index fe832d7bcfb..fea618a9e59 100644
--- a/lib/mempcpy.c
+++ b/lib/mempcpy.c
@@ -1,5 +1,5 @@
 /* Copy memory area and return pointer after last written byte.
-   Copyright (C) 2003, 2007, 2009-2020 Free Software Foundation, Inc.
+   Copyright (C) 2003, 2007, 2009-2021 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
diff --git a/lib/memrchr.c b/lib/memrchr.c
index b4256edcbb9..6608004fecb 100644
--- a/lib/memrchr.c
+++ b/lib/memrchr.c
@@ -1,6 +1,6 @@
 /* memrchr -- find the last occurrence of a byte in a memory block
 
-   Copyright (C) 1991, 1993, 1996-1997, 1999-2000, 2003-2020 Free
+   Copyright (C) 1991, 1993, 1996-1997, 1999-2000, 2003-2021 Free
    Software Foundation, Inc.
 
    Based on strlen implementation by Torbjorn Granlund (tege@sics.se),
diff --git a/lib/minmax.h b/lib/minmax.h
index b9477767b0d..eb9fb09a540 100644
--- a/lib/minmax.h
+++ b/lib/minmax.h
@@ -1,5 +1,5 @@
 /* MIN, MAX macros.
-   Copyright (C) 1995, 1998, 2001, 2003, 2005, 2009-2020 Free Software
+   Copyright (C) 1995, 1998, 2001, 2003, 2005, 2009-2021 Free Software
    Foundation, Inc.
 
    This program is free software; you can redistribute it and/or modify
diff --git a/lib/mkostemp.c b/lib/mkostemp.c
index 46b58e1bcac..9d733ddd10d 100644
--- a/lib/mkostemp.c
+++ b/lib/mkostemp.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1998-1999, 2001, 2005-2007, 2009-2020 Free Software
+/* Copyright (C) 1998-1999, 2001, 2005-2007, 2009-2021 Free Software
    Foundation, Inc.
    This file is derived from the one in the GNU C Library.
 
diff --git a/lib/mktime-internal.h b/lib/mktime-internal.h
index b765a37ee34..9c447bd7b05 100644
--- a/lib/mktime-internal.h
+++ b/lib/mktime-internal.h
@@ -1,5 +1,5 @@
 /* Internals of mktime and related functions
-   Copyright 2016-2020 Free Software Foundation, Inc.
+   Copyright 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Paul Eggert <eggert@cs.ucla.edu>.
 
diff --git a/lib/mktime.c b/lib/mktime.c
index a13fa27e2bc..d92d65e57a6 100644
--- a/lib/mktime.c
+++ b/lib/mktime.c
@@ -1,5 +1,5 @@
 /* Convert a 'struct tm' to a time_t value.
-   Copyright (C) 1993-2020 Free Software Foundation, Inc.
+   Copyright (C) 1993-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Paul Eggert <eggert@twinsun.com>.
 
diff --git a/lib/nstrftime.c b/lib/nstrftime.c
index 667c7ddc56e..fbc4dd655af 100644
--- a/lib/nstrftime.c
+++ b/lib/nstrftime.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/lib/open.c b/lib/open.c
index 487194f6652..09df348e8d2 100644
--- a/lib/open.c
+++ b/lib/open.c
@@ -1,5 +1,5 @@
 /* Open a descriptor to a file.
-   Copyright (C) 2007-2020 Free Software Foundation, Inc.
+   Copyright (C) 2007-2021 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
diff --git a/lib/openat-priv.h b/lib/openat-priv.h
index 5b824f7a976..5c42d034998 100644
--- a/lib/openat-priv.h
+++ b/lib/openat-priv.h
@@ -1,6 +1,6 @@
 /* Internals for openat-like functions.
 
-   Copyright (C) 2005-2006, 2009-2020 Free Software Foundation, Inc.
+   Copyright (C) 2005-2006, 2009-2021 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
diff --git a/lib/openat-proc.c b/lib/openat-proc.c
index 9111cd3d7ee..cdb103c693a 100644
--- a/lib/openat-proc.c
+++ b/lib/openat-proc.c
@@ -1,6 +1,6 @@
 /* Create /proc/self/fd-related names for subfiles of open directories.
 
-   Copyright (C) 2006, 2009-2020 Free Software Foundation, Inc.
+   Copyright (C) 2006, 2009-2021 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
diff --git a/lib/openat.h b/lib/openat.h
index 7589150f34f..605fdb9302e 100644
--- a/lib/openat.h
+++ b/lib/openat.h
@@ -1,5 +1,5 @@
 /* provide a replacement openat function
-   Copyright (C) 2004-2006, 2008-2020 Free Software Foundation, Inc.
+   Copyright (C) 2004-2006, 2008-2021 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
diff --git a/lib/pathmax.h b/lib/pathmax.h
index 15a236fae8c..49cf4629c7c 100644
--- a/lib/pathmax.h
+++ b/lib/pathmax.h
@@ -1,5 +1,5 @@
 /* Define PATH_MAX somehow.  Requires sys/types.h.
-   Copyright (C) 1992, 1999, 2001, 2003, 2005, 2009-2020 Free Software
+   Copyright (C) 1992, 1999, 2001, 2003, 2005, 2009-2021 Free Software
    Foundation, Inc.
 
    This program is free software; you can redistribute it and/or modify
diff --git a/lib/pipe2.c b/lib/pipe2.c
index 591e94db4ce..41493aa4307 100644
--- a/lib/pipe2.c
+++ b/lib/pipe2.c
@@ -1,5 +1,5 @@
 /* Create a pipe, with specific opening flags.
-   Copyright (C) 2009-2020 Free Software Foundation, Inc.
+   Copyright (C) 2009-2021 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
diff --git a/lib/pselect.c b/lib/pselect.c
index d6205240981..0fda4eef6ec 100644
--- a/lib/pselect.c
+++ b/lib/pselect.c
@@ -1,6 +1,6 @@
 /* pselect - synchronous I/O multiplexing
 
-   Copyright 2011-2020 Free Software Foundation, Inc.
+   Copyright 2011-2021 Free Software Foundation, Inc.
 
    This file is part of gnulib.
 
diff --git a/lib/pthread_sigmask.c b/lib/pthread_sigmask.c
index 3eb74f2b5ec..8a692048a02 100644
--- a/lib/pthread_sigmask.c
+++ b/lib/pthread_sigmask.c
@@ -1,5 +1,5 @@
 /* POSIX compatible signal blocking for threads.
-   Copyright (C) 2011-2020 Free Software Foundation, Inc.
+   Copyright (C) 2011-2021 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
diff --git a/lib/putenv.c b/lib/putenv.c
index 9e862e63d3d..10fd4c2f011 100644
--- a/lib/putenv.c
+++ b/lib/putenv.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1994, 1997-1998, 2000, 2003-2020 Free Software
+/* Copyright (C) 1991, 1994, 1997-1998, 2000, 2003-2021 Free Software
    Foundation, Inc.
 
    NOTE: The canonical source of this file is maintained with the GNU C
diff --git a/lib/qcopy-acl.c b/lib/qcopy-acl.c
index 5408b0fe6be..f274ca8d568 100644
--- a/lib/qcopy-acl.c
+++ b/lib/qcopy-acl.c
@@ -1,6 +1,6 @@
 /* Copy access control list from one file to another.  -*- coding: utf-8 -*-
 
-   Copyright (C) 2002-2003, 2005-2020 Free Software Foundation, Inc.
+   Copyright (C) 2002-2003, 2005-2021 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
diff --git a/lib/readlink.c b/lib/readlink.c
index 4d392ef6995..b858df65ea7 100644
--- a/lib/readlink.c
+++ b/lib/readlink.c
@@ -1,5 +1,5 @@
 /* Stub for readlink().
-   Copyright (C) 2003-2007, 2009-2020 Free Software Foundation, Inc.
+   Copyright (C) 2003-2007, 2009-2021 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
diff --git a/lib/readlinkat.c b/lib/readlinkat.c
index 68ec65ebfc5..7dd5ec067be 100644
--- a/lib/readlinkat.c
+++ b/lib/readlinkat.c
@@ -1,5 +1,5 @@
 /* Read a symlink relative to an open directory.
-   Copyright (C) 2009-2020 Free Software Foundation, Inc.
+   Copyright (C) 2009-2021 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
diff --git a/lib/regcomp.c b/lib/regcomp.c
index 84044be5e09..5bf59a8c1b1 100644
--- a/lib/regcomp.c
+++ b/lib/regcomp.c
@@ -1,5 +1,5 @@
 /* Extended regular expression matching and search library.
-   Copyright (C) 2002-2020 Free Software Foundation, Inc.
+   Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Isamu Hasegawa <isamu@yamato.ibm.com>.
 
diff --git a/lib/regex.c b/lib/regex.c
index 6bdd77f50b2..653b50e8dc9 100644
--- a/lib/regex.c
+++ b/lib/regex.c
@@ -1,5 +1,5 @@
 /* Extended regular expression matching and search library.
-   Copyright (C) 2002-2020 Free Software Foundation, Inc.
+   Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Isamu Hasegawa <isamu@yamato.ibm.com>.
 
diff --git a/lib/regex.h b/lib/regex.h
index 76ff4e342fe..1956734051c 100644
--- a/lib/regex.h
+++ b/lib/regex.h
@@ -1,6 +1,6 @@
 /* Definitions for data structures and routines for the regular
    expression library.
-   Copyright (C) 1985, 1989-2020 Free Software Foundation, Inc.
+   Copyright (C) 1985, 1989-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/lib/regex_internal.c b/lib/regex_internal.c
index 2e217291468..62b19e5c698 100644
--- a/lib/regex_internal.c
+++ b/lib/regex_internal.c
@@ -1,5 +1,5 @@
 /* Extended regular expression matching and search library.
-   Copyright (C) 2002-2020 Free Software Foundation, Inc.
+   Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Isamu Hasegawa <isamu@yamato.ibm.com>.
 
diff --git a/lib/regex_internal.h b/lib/regex_internal.h
index 5c9cbf3b4fe..3f8d22fb1b6 100644
--- a/lib/regex_internal.h
+++ b/lib/regex_internal.h
@@ -1,5 +1,5 @@
 /* Extended regular expression matching and search library.
-   Copyright (C) 2002-2020 Free Software Foundation, Inc.
+   Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Isamu Hasegawa <isamu@yamato.ibm.com>.
 
diff --git a/lib/regexec.c b/lib/regexec.c
index 395e37db591..a75365f9073 100644
--- a/lib/regexec.c
+++ b/lib/regexec.c
@@ -1,5 +1,5 @@
 /* Extended regular expression matching and search library.
-   Copyright (C) 2002-2020 Free Software Foundation, Inc.
+   Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Isamu Hasegawa <isamu@yamato.ibm.com>.
 
diff --git a/lib/root-uid.h b/lib/root-uid.h
index f0f77c23f15..cb74a49c1bb 100644
--- a/lib/root-uid.h
+++ b/lib/root-uid.h
@@ -1,6 +1,6 @@
 /* The user ID that always has appropriate privileges in the POSIX sense.
 
-   Copyright 2012-2020 Free Software Foundation, Inc.
+   Copyright 2012-2021 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
diff --git a/lib/save-cwd.c b/lib/save-cwd.c
index fc37d4a3087..9b625c739d1 100644
--- a/lib/save-cwd.c
+++ b/lib/save-cwd.c
@@ -1,6 +1,6 @@
 /* save-cwd.c -- Save and restore current working directory.
 
-   Copyright (C) 1995, 1997-1998, 2003-2006, 2009-2020 Free Software
+   Copyright (C) 1995, 1997-1998, 2003-2006, 2009-2021 Free Software
    Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
diff --git a/lib/save-cwd.h b/lib/save-cwd.h
index ec6f74cb8fc..e1e69eceaf5 100644
--- a/lib/save-cwd.h
+++ b/lib/save-cwd.h
@@ -1,6 +1,6 @@
 /* Save and restore current working directory.
 
-   Copyright (C) 1995, 1997-1998, 2003, 2009-2020 Free Software
+   Copyright (C) 1995, 1997-1998, 2003, 2009-2021 Free Software
    Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
diff --git a/lib/set-permissions.c b/lib/set-permissions.c
index b22ccfdd8fb..607983cb93d 100644
--- a/lib/set-permissions.c
+++ b/lib/set-permissions.c
@@ -1,6 +1,6 @@
 /* Set permissions of a file.  -*- coding: utf-8 -*-
 
-   Copyright (C) 2002-2003, 2005-2020 Free Software Foundation, Inc.
+   Copyright (C) 2002-2003, 2005-2021 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
diff --git a/lib/sha1.c b/lib/sha1.c
index 68e74ff3f98..d7c2939da1d 100644
--- a/lib/sha1.c
+++ b/lib/sha1.c
@@ -1,7 +1,7 @@
 /* sha1.c - Functions to compute SHA1 message digest of files or
    memory blocks according to the NIST specification FIPS-180-1.
 
-   Copyright (C) 2000-2001, 2003-2006, 2008-2020 Free Software
+   Copyright (C) 2000-2001, 2003-2006, 2008-2021 Free Software
    Foundation, Inc.
 
    This program is free software; you can redistribute it and/or modify it
diff --git a/lib/sha1.h b/lib/sha1.h
index 2c9c2d4a5e2..9beafa766c3 100644
--- a/lib/sha1.h
+++ b/lib/sha1.h
@@ -1,6 +1,6 @@
 /* Declarations of functions and data types used for SHA1 sum
    library functions.
-   Copyright (C) 2000-2001, 2003, 2005-2006, 2008-2020 Free Software
+   Copyright (C) 2000-2001, 2003, 2005-2006, 2008-2021 Free Software
    Foundation, Inc.
 
    This program is free software; you can redistribute it and/or modify it
diff --git a/lib/sha256.c b/lib/sha256.c
index c80dea27f57..129d64b174b 100644
--- a/lib/sha256.c
+++ b/lib/sha256.c
@@ -1,7 +1,7 @@
 /* sha256.c - Functions to compute SHA256 and SHA224 message digest of files or
    memory blocks according to the NIST specification FIPS-180-2.
 
-   Copyright (C) 2005-2006, 2008-2020 Free Software Foundation, Inc.
+   Copyright (C) 2005-2006, 2008-2021 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
diff --git a/lib/sha256.h b/lib/sha256.h
index 1bc61d437c9..1874a4a085c 100644
--- a/lib/sha256.h
+++ b/lib/sha256.h
@@ -1,6 +1,6 @@
 /* Declarations of functions and data types used for SHA256 and SHA224 sum
    library functions.
-   Copyright (C) 2005-2006, 2008-2020 Free Software Foundation, Inc.
+   Copyright (C) 2005-2006, 2008-2021 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
diff --git a/lib/sha512.c b/lib/sha512.c
index 518e336b5ec..4ac3fa3e42d 100644
--- a/lib/sha512.c
+++ b/lib/sha512.c
@@ -1,7 +1,7 @@
 /* sha512.c - Functions to compute SHA512 and SHA384 message digest of files or
    memory blocks according to the NIST specification FIPS-180-2.
 
-   Copyright (C) 2005-2006, 2008-2020 Free Software Foundation, Inc.
+   Copyright (C) 2005-2006, 2008-2021 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
diff --git a/lib/sha512.h b/lib/sha512.h
index aaf35a5f7d8..d2b5dd7dde2 100644
--- a/lib/sha512.h
+++ b/lib/sha512.h
@@ -1,6 +1,6 @@
 /* Declarations of functions and data types used for SHA512 and SHA384 sum
    library functions.
-   Copyright (C) 2005-2006, 2008-2020 Free Software Foundation, Inc.
+   Copyright (C) 2005-2006, 2008-2021 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
diff --git a/lib/sig2str.c b/lib/sig2str.c
index 47c6cfcf95e..c2c7a16a676 100644
--- a/lib/sig2str.c
+++ b/lib/sig2str.c
@@ -1,6 +1,6 @@
 /* sig2str.c -- convert between signal names and numbers
 
-   Copyright (C) 2002, 2004, 2006, 2009-2020 Free Software Foundation,
+   Copyright (C) 2002, 2004, 2006, 2009-2021 Free Software Foundation,
    Inc.
 
    This program is free software: you can redistribute it and/or modify
diff --git a/lib/sig2str.h b/lib/sig2str.h
index a0b45da7c31..f736aa1b0dd 100644
--- a/lib/sig2str.h
+++ b/lib/sig2str.h
@@ -1,6 +1,6 @@
 /* sig2str.h -- convert between signal names and numbers
 
-   Copyright (C) 2002, 2005, 2009-2020 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2005, 2009-2021 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
diff --git a/lib/signal.in.h b/lib/signal.in.h
index 42e1897f1ea..b3d1c3afc99 100644
--- a/lib/signal.in.h
+++ b/lib/signal.in.h
@@ -1,6 +1,6 @@
 /* A GNU-like <signal.h>.
 
-   Copyright (C) 2006-2020 Free Software Foundation, Inc.
+   Copyright (C) 2006-2021 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
diff --git a/lib/stat-time.h b/lib/stat-time.h
index 884ffd829a2..523ed21b080 100644
--- a/lib/stat-time.h
+++ b/lib/stat-time.h
@@ -1,6 +1,6 @@
 /* stat-related time functions.
 
-   Copyright (C) 2005, 2007, 2009-2020 Free Software Foundation, Inc.
+   Copyright (C) 2005, 2007, 2009-2021 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
diff --git a/lib/stdalign.in.h b/lib/stdalign.in.h
index 2f53411e16c..a301a14972e 100644
--- a/lib/stdalign.in.h
+++ b/lib/stdalign.in.h
@@ -1,6 +1,6 @@
 /* A substitute for ISO C11 <stdalign.h>.
 
-   Copyright 2011-2020 Free Software Foundation, Inc.
+   Copyright 2011-2021 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
diff --git a/lib/stddef.in.h b/lib/stddef.in.h
index e146063c026..c42b59af6e4 100644
--- a/lib/stddef.in.h
+++ b/lib/stddef.in.h
@@ -1,6 +1,6 @@
 /* A substitute for POSIX 2008 <stddef.h>, for platforms that have issues.
 
-   Copyright (C) 2009-2020 Free Software Foundation, Inc.
+   Copyright (C) 2009-2021 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
diff --git a/lib/stdint.in.h b/lib/stdint.in.h
index a83bc45c79c..84e37c3546b 100644
--- a/lib/stdint.in.h
+++ b/lib/stdint.in.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2001-2002, 2004-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2001-2002, 2004-2021 Free Software Foundation, Inc.
    Written by Paul Eggert, Bruno Haible, Sam Steingold, Peter Burwood.
    This file is part of gnulib.
 
diff --git a/lib/stdio-impl.h b/lib/stdio-impl.h
index 067b95ebd64..546c15c949d 100644
--- a/lib/stdio-impl.h
+++ b/lib/stdio-impl.h
@@ -1,5 +1,5 @@
 /* Implementation details of FILE streams.
-   Copyright (C) 2007-2008, 2010-2020 Free Software Foundation, Inc.
+   Copyright (C) 2007-2008, 2010-2021 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
diff --git a/lib/stdio.in.h b/lib/stdio.in.h
index 6dc526eaab0..0f38a4b1b36 100644
--- a/lib/stdio.in.h
+++ b/lib/stdio.in.h
@@ -1,6 +1,6 @@
 /* A GNU-like <stdio.h>.
 
-   Copyright (C) 2004, 2007-2020 Free Software Foundation, Inc.
+   Copyright (C) 2004, 2007-2021 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
diff --git a/lib/stdlib.in.h b/lib/stdlib.in.h
index 1524277d799..451af09bb6d 100644
--- a/lib/stdlib.in.h
+++ b/lib/stdlib.in.h
@@ -1,6 +1,6 @@
 /* A GNU-like <stdlib.h>.
 
-   Copyright (C) 1995, 2001-2004, 2006-2020 Free Software Foundation,
+   Copyright (C) 1995, 2001-2004, 2006-2021 Free Software Foundation,
    Inc.
 
    This program is free software: you can redistribute it and/or modify
diff --git a/lib/stpcpy.c b/lib/stpcpy.c
index 58265f0b797..a4165ba4bf9 100644
--- a/lib/stpcpy.c
+++ b/lib/stpcpy.c
@@ -1,5 +1,5 @@
 /* stpcpy.c -- copy a string and return pointer to end of new string
-   Copyright (C) 1992, 1995, 1997-1998, 2006, 2009-2020 Free Software
+   Copyright (C) 1992, 1995, 1997-1998, 2006, 2009-2021 Free Software
    Foundation, Inc.
 
    NOTE: The canonical source of this file is maintained with the GNU C Library.
diff --git a/lib/str-two-way.h b/lib/str-two-way.h
index 6ad0130fad0..005a19fb513 100644
--- a/lib/str-two-way.h
+++ b/lib/str-two-way.h
@@ -1,5 +1,5 @@
 /* Byte-wise substring search, using the Two-Way algorithm.
-   Copyright (C) 2008-2020 Free Software Foundation, Inc.
+   Copyright (C) 2008-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Written by Eric Blake <ebb9@byu.net>, 2008.
 
diff --git a/lib/strftime.h b/lib/strftime.h
index 97a062c631d..4327b71d274 100644
--- a/lib/strftime.h
+++ b/lib/strftime.h
@@ -1,6 +1,6 @@
 /* declarations for strftime.c
 
-   Copyright (C) 2002, 2004, 2008-2020 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2004, 2008-2021 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
diff --git a/lib/string.in.h b/lib/string.in.h
index 2c04e5f4f71..9b0a37b65c3 100644
--- a/lib/string.in.h
+++ b/lib/string.in.h
@@ -1,6 +1,6 @@
 /* A GNU-like <string.h>.
 
-   Copyright (C) 1995-1996, 2001-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-1996, 2001-2021 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
diff --git a/lib/strnlen.c b/lib/strnlen.c
index dcecf0820df..c27a0392c2b 100644
--- a/lib/strnlen.c
+++ b/lib/strnlen.c
@@ -1,5 +1,5 @@
 /* Find the length of STRING, but scan at most MAXLEN characters.
-   Copyright (C) 2005-2007, 2009-2020 Free Software Foundation, Inc.
+   Copyright (C) 2005-2007, 2009-2021 Free Software Foundation, Inc.
    Written by Simon Josefsson.
 
    This program is free software; you can redistribute it and/or modify
diff --git a/lib/strtoimax.c b/lib/strtoimax.c
index 95f6f3ff11f..d0d785851a3 100644
--- a/lib/strtoimax.c
+++ b/lib/strtoimax.c
@@ -1,6 +1,6 @@
 /* Convert string representation of a number into an intmax_t value.
 
-   Copyright (C) 1999, 2001-2004, 2006, 2009-2020 Free Software
+   Copyright (C) 1999, 2001-2004, 2006, 2009-2021 Free Software
    Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
diff --git a/lib/strtol.c b/lib/strtol.c
index a2e1dee99ee..d0cf7949f62 100644
--- a/lib/strtol.c
+++ b/lib/strtol.c
@@ -1,6 +1,6 @@
 /* Convert string representation of a number into an integer value.
 
-   Copyright (C) 1991-1992, 1994-1999, 2003, 2005-2007, 2009-2020 Free
+   Copyright (C) 1991-1992, 1994-1999, 2003, 2005-2007, 2009-2021 Free
    Software Foundation, Inc.
 
    NOTE: The canonical source of this file is maintained with the GNU C
diff --git a/lib/strtoll.c b/lib/strtoll.c
index 0b8e03c025c..bb71c53a1de 100644
--- a/lib/strtoll.c
+++ b/lib/strtoll.c
@@ -1,5 +1,5 @@
 /* Function to parse a 'long long int' from text.
-   Copyright (C) 1995-1997, 1999, 2001, 2009-2020 Free Software
+   Copyright (C) 1995-1997, 1999, 2001, 2009-2021 Free Software
    Foundation, Inc.
    This file is part of the GNU C Library.
 
diff --git a/lib/symlink.c b/lib/symlink.c
index e7dbd184a99..cd907ee40b5 100644
--- a/lib/symlink.c
+++ b/lib/symlink.c
@@ -1,5 +1,5 @@
 /* Stub for symlink().
-   Copyright (C) 2009-2020 Free Software Foundation, Inc.
+   Copyright (C) 2009-2021 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
diff --git a/lib/sys_select.in.h b/lib/sys_select.in.h
index 7a7b157d545..d584e4aea5e 100644
--- a/lib/sys_select.in.h
+++ b/lib/sys_select.in.h
@@ -1,5 +1,5 @@
 /* Substitute for <sys/select.h>.
-   Copyright (C) 2007-2020 Free Software Foundation, Inc.
+   Copyright (C) 2007-2021 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
diff --git a/lib/sys_stat.in.h b/lib/sys_stat.in.h
index c1e3243c1fe..fc4d9b8b1b6 100644
--- a/lib/sys_stat.in.h
+++ b/lib/sys_stat.in.h
@@ -1,5 +1,5 @@
 /* Provide a more complete sys/stat.h header file.
-   Copyright (C) 2005-2020 Free Software Foundation, Inc.
+   Copyright (C) 2005-2021 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
diff --git a/lib/sys_time.in.h b/lib/sys_time.in.h
index d30b26719b2..f2de87740b1 100644
--- a/lib/sys_time.in.h
+++ b/lib/sys_time.in.h
@@ -1,6 +1,6 @@
 /* Provide a more complete sys/time.h.
 
-   Copyright (C) 2007-2020 Free Software Foundation, Inc.
+   Copyright (C) 2007-2021 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
diff --git a/lib/sys_types.in.h b/lib/sys_types.in.h
index e7e1a22ee5e..654e80335fa 100644
--- a/lib/sys_types.in.h
+++ b/lib/sys_types.in.h
@@ -1,6 +1,6 @@
 /* Provide a more complete sys/types.h.
 
-   Copyright (C) 2011-2020 Free Software Foundation, Inc.
+   Copyright (C) 2011-2021 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
diff --git a/lib/tempname.c b/lib/tempname.c
index 7c46ad14078..1068813655f 100644
--- a/lib/tempname.c
+++ b/lib/tempname.c
@@ -1,6 +1,6 @@
 /* tempname.c - generate the name of a temporary file.
 
-   Copyright (C) 1991-2003, 2005-2007, 2009-2020 Free Software
+   Copyright (C) 1991-2003, 2005-2007, 2009-2021 Free Software
    Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
diff --git a/lib/tempname.h b/lib/tempname.h
index abb92650827..7b3c55d0a36 100644
--- a/lib/tempname.h
+++ b/lib/tempname.h
@@ -1,6 +1,6 @@
 /* Create a temporary file or directory.
 
-   Copyright (C) 2006, 2009-2020 Free Software Foundation, Inc.
+   Copyright (C) 2006, 2009-2021 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
diff --git a/lib/time-internal.h b/lib/time-internal.h
index 8af3c2cbf8f..63a3f9e3db1 100644
--- a/lib/time-internal.h
+++ b/lib/time-internal.h
@@ -1,6 +1,6 @@
 /* Time internal interface
 
-   Copyright 2015-2020 Free Software Foundation, Inc.
+   Copyright 2015-2021 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
diff --git a/lib/time.in.h b/lib/time.in.h
index 3f942b704dc..05fcd3413f7 100644
--- a/lib/time.in.h
+++ b/lib/time.in.h
@@ -1,6 +1,6 @@
 /* A more-standard <time.h>.
 
-   Copyright (C) 2007-2020 Free Software Foundation, Inc.
+   Copyright (C) 2007-2021 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
diff --git a/lib/time_r.c b/lib/time_r.c
index 25068ad7276..446a30f9f06 100644
--- a/lib/time_r.c
+++ b/lib/time_r.c
@@ -1,6 +1,6 @@
 /* Reentrant time functions like localtime_r.
 
-   Copyright (C) 2003, 2006-2007, 2010-2020 Free Software Foundation,
+   Copyright (C) 2003, 2006-2007, 2010-2021 Free Software Foundation,
    Inc.
 
    This program is free software; you can redistribute it and/or modify
diff --git a/lib/time_rz.c b/lib/time_rz.c
index 5d85963c9ed..b1b944af782 100644
--- a/lib/time_rz.c
+++ b/lib/time_rz.c
@@ -1,6 +1,6 @@
 /* Time zone functions such as tzalloc and localtime_rz
 
-   Copyright 2015-2020 Free Software Foundation, Inc.
+   Copyright 2015-2021 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
diff --git a/lib/timegm.c b/lib/timegm.c
index fa30943084d..e4127e71c0b 100644
--- a/lib/timegm.c
+++ b/lib/timegm.c
@@ -1,6 +1,6 @@
 /* Convert UTC calendar time to simple time.  Like mktime but assumes UTC.
 
-   Copyright (C) 1994-2020 Free Software Foundation, Inc.
+   Copyright (C) 1994-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/lib/timespec-add.c b/lib/timespec-add.c
index 259c2e99ba2..5460a042cc7 100644
--- a/lib/timespec-add.c
+++ b/lib/timespec-add.c
@@ -1,6 +1,6 @@
 /* Add two struct timespec values.
 
-   Copyright (C) 2011-2020 Free Software Foundation, Inc.
+   Copyright (C) 2011-2021 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
diff --git a/lib/timespec-sub.c b/lib/timespec-sub.c
index ee827a741ad..88ef69a8175 100644
--- a/lib/timespec-sub.c
+++ b/lib/timespec-sub.c
@@ -1,6 +1,6 @@
 /* Subtract two struct timespec values.
 
-   Copyright (C) 2011-2020 Free Software Foundation, Inc.
+   Copyright (C) 2011-2021 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
diff --git a/lib/timespec.h b/lib/timespec.h
index 02684ce6eac..b7e27470647 100644
--- a/lib/timespec.h
+++ b/lib/timespec.h
@@ -1,6 +1,6 @@
 /* timespec -- System time interface
 
-   Copyright (C) 2000, 2002, 2004-2005, 2007, 2009-2020 Free Software
+   Copyright (C) 2000, 2002, 2004-2005, 2007, 2009-2021 Free Software
    Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
diff --git a/lib/u64.h b/lib/u64.h
index a8d4d96fc2e..ad719c84f88 100644
--- a/lib/u64.h
+++ b/lib/u64.h
@@ -1,6 +1,6 @@
 /* uint64_t-like operations that work even on hosts lacking uint64_t
 
-   Copyright (C) 2006, 2009-2020 Free Software Foundation, Inc.
+   Copyright (C) 2006, 2009-2021 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
diff --git a/lib/unistd.in.h b/lib/unistd.in.h
index ddb7c5771ba..2ef00931227 100644
--- a/lib/unistd.in.h
+++ b/lib/unistd.in.h
@@ -1,5 +1,5 @@
 /* Substitute for and wrapper around <unistd.h>.
-   Copyright (C) 2003-2020 Free Software Foundation, Inc.
+   Copyright (C) 2003-2021 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
diff --git a/lib/unlocked-io.h b/lib/unlocked-io.h
index e7f7199edae..86b91c19dd2 100644
--- a/lib/unlocked-io.h
+++ b/lib/unlocked-io.h
@@ -1,6 +1,6 @@
 /* Prefer faster, non-thread-safe stdio functions if available.
 
-   Copyright (C) 2001-2004, 2009-2020 Free Software Foundation, Inc.
+   Copyright (C) 2001-2004, 2009-2021 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
diff --git a/lib/utimens.c b/lib/utimens.c
index 3f53942081d..5bbae058132 100644
--- a/lib/utimens.c
+++ b/lib/utimens.c
@@ -1,6 +1,6 @@
 /* Set file access and modification times.
 
-   Copyright (C) 2003-2020 Free Software Foundation, Inc.
+   Copyright (C) 2003-2021 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 the
diff --git a/lib/utimens.h b/lib/utimens.h
index fc22c8ad53f..295d3d71cca 100644
--- a/lib/utimens.h
+++ b/lib/utimens.h
@@ -1,6 +1,6 @@
 /* Set file access and modification times.
 
-   Copyright 2012-2020 Free Software Foundation, Inc.
+   Copyright 2012-2021 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 the
diff --git a/lib/verify.h b/lib/verify.h
index d9ab89a570c..93e7dd100ee 100644
--- a/lib/verify.h
+++ b/lib/verify.h
@@ -1,6 +1,6 @@
 /* Compile-time assert-like macros.
 
-   Copyright (C) 2005-2006, 2009-2020 Free Software Foundation, Inc.
+   Copyright (C) 2005-2006, 2009-2021 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
diff --git a/lib/vla.h b/lib/vla.h
index 4af7567ed36..333b6264200 100644
--- a/lib/vla.h
+++ b/lib/vla.h
@@ -1,6 +1,6 @@
 /* vla.h - variable length arrays
 
-   Copyright 2014-2020 Free Software Foundation, Inc.
+   Copyright 2014-2021 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
diff --git a/lib/warn-on-use.h b/lib/warn-on-use.h
index 1be2cbb9570..ad71d19a029 100644
--- a/lib/warn-on-use.h
+++ b/lib/warn-on-use.h
@@ -1,5 +1,5 @@
 /* A C macro for emitting warnings if a function is used.
-   Copyright (C) 2010-2020 Free Software Foundation, Inc.
+   Copyright (C) 2010-2021 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
diff --git a/lib/xalloc-oversized.h b/lib/xalloc-oversized.h
index 6e007b566db..7c489d9f289 100644
--- a/lib/xalloc-oversized.h
+++ b/lib/xalloc-oversized.h
@@ -1,6 +1,6 @@
 /* xalloc-oversized.h -- memory allocation size checking
 
-   Copyright (C) 1990-2000, 2003-2004, 2006-2020 Free Software
+   Copyright (C) 1990-2000, 2003-2004, 2006-2021 Free Software
    Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify