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authorBertrand Garrigues <bertrand.garrigues@laposte.net>2020-10-25 22:19:26 +0100
committerBertrand Garrigues <bertrand.garrigues@laposte.net>2020-10-25 22:19:26 +0100
commit54f7ea974ee354666ab7a1d523218b64c768a137 (patch)
tree9bd75881583250d68697a5c0dae3d42d91bebc03
parent08291b401786f57ffb8c8c3551455167bcfb4d31 (diff)
downloadgroff-git-54f7ea974ee354666ab7a1d523218b64c768a137.tar.gz
Revert "Update copyright"
This reverts commit a2e955e07354c83939fabffebcf720d3333d1f6b. Some files (COPYING, FDL, bootstrap) should not have been updated
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-rw-r--r--src/preproc/html/pushback.h2
-rw-r--r--src/preproc/pic/common.cpp2
-rw-r--r--src/preproc/pic/common.h2
-rw-r--r--src/preproc/pic/lex.cpp2
-rw-r--r--src/preproc/pic/main.cpp2
-rw-r--r--src/preproc/pic/object.cpp2
-rw-r--r--src/preproc/pic/object.h2
-rw-r--r--src/preproc/pic/output.h2
-rw-r--r--src/preproc/pic/pic.1.man2
-rw-r--r--src/preproc/pic/pic.am2
-rw-r--r--src/preproc/pic/pic.h2
-rw-r--r--src/preproc/pic/pic.ypp2
-rw-r--r--src/preproc/pic/position.h2
-rw-r--r--src/preproc/pic/tex.cpp2
-rw-r--r--src/preproc/pic/text.h2
-rw-r--r--src/preproc/pic/troff.cpp2
-rw-r--r--src/preproc/preconv/preconv.1.man2
-rw-r--r--src/preproc/preconv/preconv.am2
-rw-r--r--src/preproc/preconv/preconv.cpp2
-rw-r--r--src/preproc/refer/command.cpp2
-rw-r--r--src/preproc/refer/command.h2
-rw-r--r--src/preproc/refer/label.ypp2
-rw-r--r--src/preproc/refer/ref.cpp2
-rw-r--r--src/preproc/refer/ref.h2
-rw-r--r--src/preproc/refer/refer.1.man2
-rw-r--r--src/preproc/refer/refer.am2
-rw-r--r--src/preproc/refer/refer.cpp2
-rw-r--r--src/preproc/refer/refer.h2
-rw-r--r--src/preproc/refer/token.cpp2
-rw-r--r--src/preproc/refer/token.h2
-rw-r--r--src/preproc/soelim/soelim.1.man2
-rw-r--r--src/preproc/soelim/soelim.am2
-rw-r--r--src/preproc/soelim/soelim.cpp2
-rw-r--r--src/preproc/tbl/main.cpp2
-rw-r--r--src/preproc/tbl/table.cpp2
-rw-r--r--src/preproc/tbl/table.h2
-rw-r--r--src/preproc/tbl/tbl.1.man2
-rw-r--r--src/preproc/tbl/tbl.am2
-rw-r--r--src/roff/groff/groff.1.man2
-rw-r--r--src/roff/groff/groff.am2
-rw-r--r--src/roff/groff/groff.cpp4
-rw-r--r--src/roff/groff/pipeline.c2
-rw-r--r--src/roff/groff/pipeline.h2
-rwxr-xr-xsrc/roff/groff/tests/on_latin1_device_oq_is_0x27.sh2
-rwxr-xr-xsrc/roff/groff/tests/regression_savannah_56555.sh2
-rwxr-xr-xsrc/roff/groff/tests/string_case_xform_errors.sh2
-rwxr-xr-xsrc/roff/groff/tests/string_case_xform_requests.sh2
-rwxr-xr-xsrc/roff/groff/tests/string_case_xform_unicode_escape.sh2
-rw-r--r--src/roff/grog/grog.1.man2
-rw-r--r--src/roff/grog/grog.am2
-rw-r--r--src/roff/grog/grog.pl2
-rw-r--r--src/roff/grog/subs.pl2
-rw-r--r--src/roff/nroff/nroff.1.man2
-rw-r--r--src/roff/nroff/nroff.am2
-rw-r--r--src/roff/troff/charinfo.h2
-rw-r--r--src/roff/troff/column.cpp2
-rw-r--r--src/roff/troff/dictionary.cpp2
-rw-r--r--src/roff/troff/dictionary.h2
-rw-r--r--src/roff/troff/div.cpp2
-rw-r--r--src/roff/troff/div.h2
-rw-r--r--src/roff/troff/env.cpp2
-rw-r--r--src/roff/troff/env.h2
-rw-r--r--src/roff/troff/hvunits.h2
-rw-r--r--src/roff/troff/input.cpp2
-rw-r--r--src/roff/troff/input.h2
-rw-r--r--src/roff/troff/mtsm.cpp2
-rw-r--r--src/roff/troff/mtsm.h2
-rw-r--r--src/roff/troff/node.cpp2
-rw-r--r--src/roff/troff/node.h2
-rw-r--r--src/roff/troff/number.cpp2
-rw-r--r--src/roff/troff/reg.cpp2
-rw-r--r--src/roff/troff/reg.h2
-rw-r--r--src/roff/troff/request.h2
-rw-r--r--src/roff/troff/token.h2
-rw-r--r--src/roff/troff/troff.1.man2
-rw-r--r--src/roff/troff/troff.am2
-rw-r--r--src/roff/troff/troff.h2
-rw-r--r--src/utils/addftinfo/addftinfo.1.man2
-rw-r--r--src/utils/addftinfo/addftinfo.am2
-rw-r--r--src/utils/addftinfo/addftinfo.cpp2
-rw-r--r--src/utils/addftinfo/guess.cpp2
-rw-r--r--src/utils/addftinfo/guess.h2
-rw-r--r--src/utils/afmtodit/afmtodit.1.man2
-rw-r--r--src/utils/afmtodit/afmtodit.am2
-rw-r--r--src/utils/afmtodit/afmtodit.pl2
-rwxr-xr-xsrc/utils/afmtodit/make-afmtodit-tables2
-rw-r--r--src/utils/hpftodit/hpftodit.1.man2
-rw-r--r--src/utils/hpftodit/hpftodit.am2
-rw-r--r--src/utils/hpftodit/hpftodit.cpp2
-rw-r--r--src/utils/hpftodit/hpuni.cpp2
-rw-r--r--src/utils/indxbib/indxbib.1.man2
-rw-r--r--src/utils/indxbib/indxbib.am2
-rw-r--r--src/utils/indxbib/indxbib.cpp2
-rw-r--r--src/utils/indxbib/signal.c2
-rw-r--r--src/utils/lkbib/lkbib.1.man2
-rw-r--r--src/utils/lkbib/lkbib.am2
-rw-r--r--src/utils/lkbib/lkbib.cpp2
-rw-r--r--src/utils/lookbib/lookbib.1.man2
-rw-r--r--src/utils/lookbib/lookbib.am2
-rw-r--r--src/utils/lookbib/lookbib.cpp2
-rw-r--r--src/utils/pfbtops/pfbtops.1.man2
-rw-r--r--src/utils/pfbtops/pfbtops.am2
-rw-r--r--src/utils/pfbtops/pfbtops.c2
-rw-r--r--src/utils/tfmtodit/tfmtodit.1.man2
-rw-r--r--src/utils/tfmtodit/tfmtodit.am2
-rw-r--r--src/utils/tfmtodit/tfmtodit.cpp2
-rw-r--r--src/utils/xtotroff/Makefile.in2
-rw-r--r--src/utils/xtotroff/xtotroff.1.man2
-rw-r--r--src/utils/xtotroff/xtotroff.am2
-rw-r--r--src/utils/xtotroff/xtotroff.c2
-rw-r--r--test-groff.in2
-rw-r--r--tmac/62bit.tmac2
-rw-r--r--tmac/an-ext.tmac2
-rw-r--r--tmac/an-old.tmac2
-rw-r--r--tmac/andoc.tmac2
-rw-r--r--tmac/cs.tmac2
-rw-r--r--tmac/de.tmac2
-rw-r--r--tmac/den.tmac2
-rw-r--r--tmac/devtag.tmac2
-rw-r--r--tmac/fr.tmac2
-rw-r--r--tmac/groff_ms.7.man2
-rw-r--r--tmac/groff_trace.7.man2
-rw-r--r--tmac/groff_www.7.man2
-rw-r--r--tmac/ja.tmac2
-rw-r--r--tmac/pdf.tmac2
-rw-r--r--tmac/refer-me.tmac2
-rw-r--r--tmac/refer-ms.tmac2
-rw-r--r--tmac/refer.tmac2
-rw-r--r--tmac/s.tmac2
-rw-r--r--tmac/sv.tmac2
-rwxr-xr-xtmac/tests/an-old_CS_register_off.sh2
-rwxr-xr-xtmac/tests/an-old_CS_register_on.sh2
-rwxr-xr-xtmac/tests/an-old_CS_register_unspecified.sh2
-rwxr-xr-xtmac/tests/an-old_CT_register_off.sh2
-rwxr-xr-xtmac/tests/an-old_CT_register_on.sh2
-rwxr-xr-xtmac/tests/an-old_CT_register_unspecified.sh2
-rw-r--r--tmac/tmac.am2
-rw-r--r--tmac/trace.tmac2
-rw-r--r--tmac/trans.tmac2
-rw-r--r--tmac/www.tmac.in2
-rw-r--r--tmac/zh.tmac2
519 files changed, 521 insertions, 533 deletions
diff --git a/BUG-REPORT b/BUG-REPORT
index 8ef3cf35a..9412c3541 100644
--- a/BUG-REPORT
+++ b/BUG-REPORT
@@ -1,4 +1,4 @@
-# Copyright (C) 1999-2020 Free Software Foundation, Inc.
+# Copyright (C) 1999-2018 Free Software Foundation, Inc.
#
# This file is part of 'groff'.
#
diff --git a/COPYING b/COPYING
index d59107ff7..94a9ed024 100644
--- a/COPYING
+++ b/COPYING
@@ -1,7 +1,7 @@
GNU GENERAL PUBLIC LICENSE
Version 3, 29 June 2007
- Copyright (C) 2007-2020 Free Software Foundation, Inc. <http://fsf.org/>
+ Copyright (C) 2007 Free Software Foundation, Inc. <http://fsf.org/>
Everyone is permitted to copy and distribute verbatim copies
of this license document, but changing it is not allowed.
diff --git a/ChangeLog b/ChangeLog
index 9ce5d7851..e714d73de 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -7483,7 +7483,7 @@ ________________________________________________________________________
##### License
-Copyright 2011-2020 Free Software Foundation, Inc.
+Copyright 2011-2018 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
diff --git a/FDL b/FDL
index 4b6ed968e..2f7e03ca5 100644
--- a/FDL
+++ b/FDL
@@ -3,7 +3,7 @@
Version 1.3, 3 November 2008
- Copyright (C) 2000-2020 Free Software Foundation, Inc.
+ Copyright (C) 2000, 2001, 2002, 2007, 2008 Free Software Foundation, Inc.
<http://fsf.org/>
Everyone is permitted to copy and distribute verbatim copies
of this license document, but changing it is not allowed.
diff --git a/FOR-RELEASE b/FOR-RELEASE
index f70fe16d6..4b62b0b22 100644
--- a/FOR-RELEASE
+++ b/FOR-RELEASE
@@ -1,4 +1,4 @@
- Copyright 2013-2020 Free Software Foundation, Inc.
+ Copyright 2013-2018 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
@@ -25,19 +25,6 @@ generic file provided from GNU (normally called `INSTALL').
* Update the 'gnulib' sub-module to the latest version.
-* Update the copyright:
-
- Use ./gnulib/build-aux/update-copyright:
-
- export UPDATE_COPYRIGHT_USE_INTERVALS=2
- find . \
- -path ./.git -prune -o \
- -path ./gnulib -prune -o \
- ! -name "ChangeLog.*" -type f | xargs ./gnulib/build-aux/update-copyright -
-
- Modify in 'src/roff/groff/groff.cpp' the 'printf' that displays the
- copyright.
-
* Update the release version number where it is hard-coded.
+ NEWS
+ BUG-REPORT
diff --git a/INSTALL.REPO b/INSTALL.REPO
index 384fff9cc..cc1c52075 100644
--- a/INSTALL.REPO
+++ b/INSTALL.REPO
@@ -1,4 +1,4 @@
- Copyright 2013-2020 Free Software Foundation, Inc.
+ Copyright 2013-2018 Free Software Foundation, Inc.
Copying and distribution of this file, with or without
modification, are permitted in any medium without royalty provided
diff --git a/INSTALL.extra b/INSTALL.extra
index 6df895371..e01437798 100644
--- a/INSTALL.extra
+++ b/INSTALL.extra
@@ -1,4 +1,4 @@
- Copyright 1997-2020 Free Software Foundation, Inc.
+ Copyright 1997-2018 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
diff --git a/LICENSES b/LICENSES
index dace01ce1..8512b9e98 100644
--- a/LICENSES
+++ b/LICENSES
@@ -1,4 +1,4 @@
- Copyright 2003-2020 Free Software Foundation, Inc.
+ Copyright 2003-2018 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
diff --git a/MANIFEST b/MANIFEST
index 9ccd2ba40..5d7b016bb 100644
--- a/MANIFEST
+++ b/MANIFEST
@@ -1,4 +1,4 @@
- Copyright 2001-2020 Free Software Foundation, Inc.
+ Copyright 2001-2018 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
diff --git a/MORE.STUFF b/MORE.STUFF
index 095d33986..d861cc94c 100644
--- a/MORE.STUFF
+++ b/MORE.STUFF
@@ -1,4 +1,4 @@
- Copyright 2000-2020 Free Software Foundation, Inc.
+ Copyright 2000-2018 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
diff --git a/Makefile.am b/Makefile.am
index 7af89d6f1..d8e0bbf27 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -1,4 +1,4 @@
-# Copyright (C) 1989-2020 Free Software Foundation, Inc.
+# Copyright (C) 1989-2018 Free Software Foundation, Inc.
# Original Makefile.in written by James Clark (jjc@jclark.com)
# Migrated to Automake by Bertrand Garrigues
#
diff --git a/PROBLEMS b/PROBLEMS
index 952bb6e7f..c9f652506 100644
--- a/PROBLEMS
+++ b/PROBLEMS
@@ -1,4 +1,4 @@
- Copyright 1989-2020 Free Software Foundation, Inc.
+ Copyright 1989-2018 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
diff --git a/PROJECTS b/PROJECTS
index 533759ea4..190c94bad 100644
--- a/PROJECTS
+++ b/PROJECTS
@@ -1,4 +1,4 @@
-# Copyright (C) 1999-2020 Free Software Foundation, Inc.
+# Copyright (C) 1999-2018 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/README b/README
index 9480e27b8..3db100eb7 100644
--- a/README
+++ b/README
@@ -1,4 +1,4 @@
- Copyright (C) 1989-2020 Free Software Foundation, Inc.
+ Copyright (C) 1989-2018 Free Software Foundation, Inc.
Copying and distribution of this file, with or without
modification, are permitted in any medium without royalty provided
diff --git a/README.MinGW b/README.MinGW
index 412597a95..ae0eeddd2 100644
--- a/README.MinGW
+++ b/README.MinGW
@@ -1,4 +1,4 @@
- Copyright (C) 2003-2020 Free Software Foundation, Inc.
+ Copyright (C) 2003-2018 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
diff --git a/TODO b/TODO
index 821059b76..d8e262444 100644
--- a/TODO
+++ b/TODO
@@ -1,4 +1,4 @@
-# Copyright (C) 2000-2020 Free Software Foundation, Inc.
+# Copyright (C) 2000-2018 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/acinclude.m4 b/acinclude.m4
index e6eb680dd..000c5fc63 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -1,6 +1,6 @@
# generated automatically by aclocal 1.14 -*- Autoconf -*-
-# Copyright (C) 1996-2020 Free Software Foundation, Inc.
+# Copyright (C) 1996-2018 Free Software Foundation, Inc.
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
diff --git a/arch/djgpp/README b/arch/djgpp/README
index 90a5a6dcc..48993dc07 100644
--- a/arch/djgpp/README
+++ b/arch/djgpp/README
@@ -1,4 +1,4 @@
- Copyright (C) 2000-2020 Free Software Foundation, Inc.
+ Copyright (C) 2000-2018 Free Software Foundation, Inc.
Copying and distribution of this file, with or without
modification, are permitted in any medium without royalty provided
diff --git a/arch/djgpp/config.bat b/arch/djgpp/config.bat
index ba9d1c66b..8657ff622 100644
--- a/arch/djgpp/config.bat
+++ b/arch/djgpp/config.bat
@@ -1,4 +1,4 @@
-Rem Copyright (C) 2000-2020 Free Software Foundation, Inc.
+Rem Copyright (C) 2000-2018 Free Software Foundation, Inc.
Rem
Rem This configure script is free software; the Free Software Foundation
Rem gives unlimited permission to copy, distribute and modify it.
diff --git a/arch/djgpp/config.sed b/arch/djgpp/config.sed
index 72c5fb130..9e4a50f11 100644
--- a/arch/djgpp/config.sed
+++ b/arch/djgpp/config.sed
@@ -1,4 +1,4 @@
-# Copyright (C) 2000-2020 Free Software Foundation, Inc.
+# Copyright (C) 2000-2018 Free Software Foundation, Inc.
#
# This configure script is free software; the Free Software Foundation
# gives unlimited permission to copy, distribute and modify it.
diff --git a/arch/djgpp/config.site b/arch/djgpp/config.site
index a463ad93b..c1e5650d2 100644
--- a/arch/djgpp/config.site
+++ b/arch/djgpp/config.site
@@ -1,6 +1,6 @@
#! /bin/sh
-# Copyright (C) 2000-2020 Free Software Foundation, Inc.
+# Copyright (C) 2000-2018 Free Software Foundation, Inc.
#
# This configure script is free software; the Free Software Foundation
# gives unlimited permission to copy, distribute and modify it.
diff --git a/arch/djgpp/t-groff.bat b/arch/djgpp/t-groff.bat
index 0ae6513ea..c78fccfa1 100644
--- a/arch/djgpp/t-groff.bat
+++ b/arch/djgpp/t-groff.bat
@@ -1,4 +1,4 @@
-Rem Copyright (C) 2000-2020 Free Software Foundation, Inc.
+Rem Copyright (C) 2000-2018 Free Software Foundation, Inc.
Rem
Rem This file is part of groff.
Rem
diff --git a/arch/mingw/mingw.am b/arch/mingw/mingw.am
index 4badf5a3d..e04fe169f 100644
--- a/arch/mingw/mingw.am
+++ b/arch/mingw/mingw.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/arch/misc/misc.am b/arch/misc/misc.am
index 8482a6793..930469bb8 100644
--- a/arch/misc/misc.am
+++ b/arch/misc/misc.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2004-2020 Free Software Foundation, Inc.
+# Copyright (C) 2004-2018 Free Software Foundation, Inc.
# Original Makefile.sub written by Keith Marshall
# (keith.d.marshall@ntlworld.com).
# Adapted to Automake by Bertrand Garrigues (bertrand.garrigues@laposte.net).
diff --git a/arch/misc/shdeps.sh b/arch/misc/shdeps.sh
index 844b3682a..c38a85976 100644
--- a/arch/misc/shdeps.sh
+++ b/arch/misc/shdeps.sh
@@ -1,7 +1,7 @@
#! /bin/sh
# shdeps.sh: Generate OS dependency fixups, for 'groff' shell scripts
#
-# Copyright (C) 2004-2020 Free Software Foundation, Inc.
+# Copyright (C) 2004-2018 Free Software Foundation, Inc.
# Written by Keith Marshall (keith.d.marshall@ntlworld.com)
#
# Invoked only by 'make', as:
diff --git a/bootstrap b/bootstrap
index 2fe5f7b26..4405986b3 100755
--- a/bootstrap
+++ b/bootstrap
@@ -4,7 +4,7 @@ scriptversion=2017-01-09.19; # UTC
# Bootstrap this package from checked-out sources.
-# Copyright (C) 2003-2020 Free Software Foundation, Inc.
+# Copyright (C) 2003-2018 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/bootstrap.conf b/bootstrap.conf
index 4aec68976..5161d1fd1 100644
--- a/bootstrap.conf
+++ b/bootstrap.conf
@@ -1,6 +1,6 @@
# Bootstrap configuration.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 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/configure.ac b/configure.ac
index abb485fbe..bcbd0a7f7 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,5 +1,5 @@
# Autoconf configuration file for groff.
-# Copyright (C) 1989-2020 Free Software Foundation, Inc.
+# Copyright (C) 1989-2018 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/contrib/chem/ChangeLog b/contrib/chem/ChangeLog
index 0dbd1ea3f..37cc45050 100644
--- a/contrib/chem/ChangeLog
+++ b/contrib/chem/ChangeLog
@@ -303,7 +303,7 @@
________________________________________________________________
License
-Copyright (C) 2006-2020 Free Software Foundation, Inc.
+Copyright (C) 2006-2018 Free Software Foundation, Inc.
Written by Bernd Warken <groff-bernd.warken-72@web.de>.
Copying and distribution of this file, with or without
diff --git a/contrib/chem/README.txt b/contrib/chem/README.txt
index 06baed2df..ffd89b0ea 100644
--- a/contrib/chem/README.txt
+++ b/contrib/chem/README.txt
@@ -24,7 +24,7 @@ are written in the 'chem' language. The file names end with .chem.
####### License
-Copyright (C) 2006-2020 Free Software Foundation, Inc.
+Copyright (C) 2006-2018 Free Software Foundation, Inc.
Written by Bernd Warken <groff-bernd.warken-72@web.de>.
This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/chem.1.man b/contrib/chem/chem.1.man
index cb7a7803d..db5dde75f 100644
--- a/contrib/chem/chem.1.man
+++ b/contrib/chem/chem.1.man
@@ -7,7 +7,7 @@
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 2006-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 2006-2018 Free Software Foundation, Inc.
.\"
.\" This file is part of chem, which is part of groff, a free software
.\" project.
diff --git a/contrib/chem/chem.am b/contrib/chem/chem.am
index 148ae171c..7bd89b835 100644
--- a/contrib/chem/chem.am
+++ b/contrib/chem/chem.am
@@ -1,6 +1,6 @@
# Automake rules for 'chem'
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# Written by Bernd Warken <groff-bernd.warken-72@web.de>.
# Moved to automake by Bertrand Garrigues
#
diff --git a/contrib/chem/chem.pic b/contrib/chem/chem.pic
index 33e932c69..f7bd39ea9 100644
--- a/contrib/chem/chem.pic
+++ b/contrib/chem/chem.pic
@@ -1,6 +1,6 @@
# macros for chem
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# Written by Brian Kernighan <http://cm.bell-labs.com/cm/cs/who/bwk>,
# modified by Bernd Warken <groff-bernd.warken-72@web.de>.
diff --git a/contrib/chem/examples/122/README.txt b/contrib/chem/examples/122/README.txt
index 6f3809b6a..8d96ffedb 100644
--- a/contrib/chem/examples/122/README.txt
+++ b/contrib/chem/examples/122/README.txt
@@ -29,7 +29,7 @@ You can view the graphical display of the examples by calling
####### License
-Copyright (C) 2006-2020 Free Software Foundation, Inc.
+Copyright (C) 2006-2018 Free Software Foundation, Inc.
Written by Bernd Warken <groff-bernd.warken-72@web.de>.
This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/ch2a_ethyl.chem b/contrib/chem/examples/122/ch2a_ethyl.chem
index 089de73a8..961882d2a 100644
--- a/contrib/chem/examples/122/ch2a_ethyl.chem
+++ b/contrib/chem/examples/122/ch2a_ethyl.chem
@@ -9,7 +9,7 @@ ch2a_ethyl.chem:
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/ch2b_benzene.chem b/contrib/chem/examples/122/ch2b_benzene.chem
index 0af1c9fc9..54c4227ca 100644
--- a/contrib/chem/examples/122/ch2b_benzene.chem
+++ b/contrib/chem/examples/122/ch2b_benzene.chem
@@ -9,7 +9,7 @@ ch2b_benzene.chem:
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/ch2c_benzene_right.chem b/contrib/chem/examples/122/ch2c_benzene_right.chem
index d9f29b5c1..4f9147e70 100644
--- a/contrib/chem/examples/122/ch2c_benzene_right.chem
+++ b/contrib/chem/examples/122/ch2c_benzene_right.chem
@@ -9,7 +9,7 @@ ch2c_benzene_right.chem:
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# 'groff' is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License (GPL) version 2 as
diff --git a/contrib/chem/examples/122/ch4a_stick.chem b/contrib/chem/examples/122/ch4a_stick.chem
index f4caef304..557bd9242 100644
--- a/contrib/chem/examples/122/ch4a_stick.chem
+++ b/contrib/chem/examples/122/ch4a_stick.chem
@@ -9,7 +9,7 @@ ch4a_stick.chem:
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/ch4b_methyl_acetate.chem b/contrib/chem/examples/122/ch4b_methyl_acetate.chem
index 31625a31d..8188b5fce 100644
--- a/contrib/chem/examples/122/ch4b_methyl_acetate.chem
+++ b/contrib/chem/examples/122/ch4b_methyl_acetate.chem
@@ -9,7 +9,7 @@ ch4b_methyl_acetate.chem:
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/ch4c_colon.chem b/contrib/chem/examples/122/ch4c_colon.chem
index 5e42f6b1a..20c418f8d 100644
--- a/contrib/chem/examples/122/ch4c_colon.chem
+++ b/contrib/chem/examples/122/ch4c_colon.chem
@@ -9,7 +9,7 @@ ch4c_colon.chem:
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/ch4d_HCl.H2O.chem b/contrib/chem/examples/122/ch4d_HCl.H2O.chem
index b6ac99d2e..855e53f36 100644
--- a/contrib/chem/examples/122/ch4d_HCl.H2O.chem
+++ b/contrib/chem/examples/122/ch4d_HCl.H2O.chem
@@ -9,7 +9,7 @@ ch4d_HCl.H2O.chem:
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/ch4e_CaSO4.2H2O.chem b/contrib/chem/examples/122/ch4e_CaSO4.2H2O.chem
index b2f8bc0db..371145796 100644
--- a/contrib/chem/examples/122/ch4e_CaSO4.2H2O.chem
+++ b/contrib/chem/examples/122/ch4e_CaSO4.2H2O.chem
@@ -9,7 +9,7 @@ ch4e_CaSO4.2H2O.chem:
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/ch4f_C.chem b/contrib/chem/examples/122/ch4f_C.chem
index d54461fec..080794efb 100644
--- a/contrib/chem/examples/122/ch4f_C.chem
+++ b/contrib/chem/examples/122/ch4f_C.chem
@@ -9,7 +9,7 @@ ch4f_C.chem:
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/ch4g_BP.chem b/contrib/chem/examples/122/ch4g_BP.chem
index 9c6af4b02..d14504ffb 100644
--- a/contrib/chem/examples/122/ch4g_BP.chem
+++ b/contrib/chem/examples/122/ch4g_BP.chem
@@ -9,7 +9,7 @@ ch4g_BP.chem:
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/ch4h_methacrylate.chem b/contrib/chem/examples/122/ch4h_methacrylate.chem
index 8300d25c8..8c0df38a1 100644
--- a/contrib/chem/examples/122/ch4h_methacrylate.chem
+++ b/contrib/chem/examples/122/ch4h_methacrylate.chem
@@ -9,7 +9,7 @@ ch4h_methacrylate.chem:
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/ch4i_cyclo.chem b/contrib/chem/examples/122/ch4i_cyclo.chem
index 866e6f7ce..dae24a34c 100644
--- a/contrib/chem/examples/122/ch4i_cyclo.chem
+++ b/contrib/chem/examples/122/ch4i_cyclo.chem
@@ -9,7 +9,7 @@ ch4i_cyclo.chem:
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/ch4j_ring4.chem b/contrib/chem/examples/122/ch4j_ring4.chem
index 9caf7184f..3de3a4561 100644
--- a/contrib/chem/examples/122/ch4j_ring4.chem
+++ b/contrib/chem/examples/122/ch4j_ring4.chem
@@ -9,7 +9,7 @@ ch4j_ring4.chem:
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/ch4k_ring3.chem b/contrib/chem/examples/122/ch4k_ring3.chem
index 2a2d856dd..ce5250fd3 100644
--- a/contrib/chem/examples/122/ch4k_ring3.chem
+++ b/contrib/chem/examples/122/ch4k_ring3.chem
@@ -9,7 +9,7 @@ ch4k_ring3.chem:
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/ch4l_vertex.chem b/contrib/chem/examples/122/ch4l_vertex.chem
index d9fcb079a..62483946e 100644
--- a/contrib/chem/examples/122/ch4l_vertex.chem
+++ b/contrib/chem/examples/122/ch4l_vertex.chem
@@ -9,7 +9,7 @@ ch4l_vertex.chem:
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/ch4m_double.chem b/contrib/chem/examples/122/ch4m_double.chem
index c5b137338..5302d420e 100644
--- a/contrib/chem/examples/122/ch4m_double.chem
+++ b/contrib/chem/examples/122/ch4m_double.chem
@@ -9,7 +9,7 @@ ch4m_double.chem:
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/ch4n_triple.chem b/contrib/chem/examples/122/ch4n_triple.chem
index 5766f85ef..cf1be347c 100644
--- a/contrib/chem/examples/122/ch4n_triple.chem
+++ b/contrib/chem/examples/122/ch4n_triple.chem
@@ -9,7 +9,7 @@ ch4n_triple.chem:
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/ch4o_aromatic.chem b/contrib/chem/examples/122/ch4o_aromatic.chem
index aa303c7f3..11f38058f 100644
--- a/contrib/chem/examples/122/ch4o_aromatic.chem
+++ b/contrib/chem/examples/122/ch4o_aromatic.chem
@@ -9,7 +9,7 @@ ch4o_aromatic.chem:
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# 'groff' is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License (GPL) version 2 as
diff --git a/contrib/chem/examples/122/ch4p_cholestanol.chem b/contrib/chem/examples/122/ch4p_cholestanol.chem
index e292beaf4..0746ebc87 100644
--- a/contrib/chem/examples/122/ch4p_cholestanol.chem
+++ b/contrib/chem/examples/122/ch4p_cholestanol.chem
@@ -9,7 +9,7 @@ ch4p_cholestanol.chem:
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/ch4q_rings.chem b/contrib/chem/examples/122/ch4q_rings.chem
index bafdd927e..e7e3a2f20 100644
--- a/contrib/chem/examples/122/ch4q_rings.chem
+++ b/contrib/chem/examples/122/ch4q_rings.chem
@@ -9,7 +9,7 @@ ch4q_rings.chem:
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/ch4r_spiro.chem b/contrib/chem/examples/122/ch4r_spiro.chem
index 24ec05062..8b7ced2ed 100644
--- a/contrib/chem/examples/122/ch4r_spiro.chem
+++ b/contrib/chem/examples/122/ch4r_spiro.chem
@@ -9,7 +9,7 @@ ch4r_spiro.chem:
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/ch4s_heteroatoms.chem b/contrib/chem/examples/122/ch4s_heteroatoms.chem
index 7dc8ba7a9..848c72a04 100644
--- a/contrib/chem/examples/122/ch4s_heteroatoms.chem
+++ b/contrib/chem/examples/122/ch4s_heteroatoms.chem
@@ -9,7 +9,7 @@ ch4s_heteroatoms.chem:
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/ch4t_polycyclic.chem b/contrib/chem/examples/122/ch4t_polycyclic.chem
index fc6b58044..d3a0f10ba 100644
--- a/contrib/chem/examples/122/ch4t_polycyclic.chem
+++ b/contrib/chem/examples/122/ch4t_polycyclic.chem
@@ -9,7 +9,7 @@ ch4t_polycyclic.chem:
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/ch4u_nicotine.chem b/contrib/chem/examples/122/ch4u_nicotine.chem
index d38a7c8eb..9c3338da9 100644
--- a/contrib/chem/examples/122/ch4u_nicotine.chem
+++ b/contrib/chem/examples/122/ch4u_nicotine.chem
@@ -9,7 +9,7 @@ ch4u_nicotine.chem:
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/ch4v_histidine.chem b/contrib/chem/examples/122/ch4v_histidine.chem
index 33a4e9db3..5d0dade6b 100644
--- a/contrib/chem/examples/122/ch4v_histidine.chem
+++ b/contrib/chem/examples/122/ch4v_histidine.chem
@@ -9,7 +9,7 @@ ch4v_histidine.chem:
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/ch4w_lsd.chem b/contrib/chem/examples/122/ch4w_lsd.chem
index aa68b00a6..cfb5d11ab 100644
--- a/contrib/chem/examples/122/ch4w_lsd.chem
+++ b/contrib/chem/examples/122/ch4w_lsd.chem
@@ -9,7 +9,7 @@ ch4w_lsd.chem:
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/ch4x_anisole.chem b/contrib/chem/examples/122/ch4x_anisole.chem
index ec78417ba..727389668 100644
--- a/contrib/chem/examples/122/ch4x_anisole.chem
+++ b/contrib/chem/examples/122/ch4x_anisole.chem
@@ -9,7 +9,7 @@ ch4x_anisole.chem:
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/ch4y_reserpine.chem b/contrib/chem/examples/122/ch4y_reserpine.chem
index fb5d1caf3..36b0d30c9 100644
--- a/contrib/chem/examples/122/ch4y_reserpine.chem
+++ b/contrib/chem/examples/122/ch4y_reserpine.chem
@@ -10,7 +10,7 @@ ch4y_reserpine.chem:
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
# Some corrections were added.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/ch4z1_eqn_glutamic.chem b/contrib/chem/examples/122/ch4z1_eqn_glutamic.chem
index 6cecd7c5b..ac63463ba 100644
--- a/contrib/chem/examples/122/ch4z1_eqn_glutamic.chem
+++ b/contrib/chem/examples/122/ch4z1_eqn_glutamic.chem
@@ -13,7 +13,7 @@ delim $$
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
# Some corrections were added.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/ch4z2_text.chem b/contrib/chem/examples/122/ch4z2_text.chem
index 2000636de..c4b92785d 100644
--- a/contrib/chem/examples/122/ch4z2_text.chem
+++ b/contrib/chem/examples/122/ch4z2_text.chem
@@ -9,7 +9,7 @@ ch4z2_text.chem:
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/ch5a_size.chem b/contrib/chem/examples/122/ch5a_size.chem
index d4eb33f6b..85a6f5542 100644
--- a/contrib/chem/examples/122/ch5a_size.chem
+++ b/contrib/chem/examples/122/ch5a_size.chem
@@ -9,7 +9,7 @@ ch5a_size.chem:
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/ch6a_pic.chem b/contrib/chem/examples/122/ch6a_pic.chem
index ad6dea607..135aa5879 100644
--- a/contrib/chem/examples/122/ch6a_pic.chem
+++ b/contrib/chem/examples/122/ch6a_pic.chem
@@ -9,7 +9,7 @@ ch6a_pic.chem:
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/ch6b_dna.chem b/contrib/chem/examples/122/ch6b_dna.chem
index 00abbbab3..2d036d6e7 100644
--- a/contrib/chem/examples/122/ch6b_dna.chem
+++ b/contrib/chem/examples/122/ch6b_dna.chem
@@ -9,7 +9,7 @@ ch6b_dna.chem:
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/chAa_polymer.chem b/contrib/chem/examples/122/chAa_polymer.chem
index 329345447..d8d036fa8 100644
--- a/contrib/chem/examples/122/chAa_polymer.chem
+++ b/contrib/chem/examples/122/chAa_polymer.chem
@@ -9,7 +9,7 @@ chAa_polymer.chem:
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/chAb_vinyl_chloro.chem b/contrib/chem/examples/122/chAb_vinyl_chloro.chem
index dff97fc9c..e9f8db247 100644
--- a/contrib/chem/examples/122/chAb_vinyl_chloro.chem
+++ b/contrib/chem/examples/122/chAb_vinyl_chloro.chem
@@ -9,7 +9,7 @@ chAb_vinyl_chloro.chem:
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/chAc_morphine.chem b/contrib/chem/examples/122/chAc_morphine.chem
index c9fbf10ce..d3a3a3df5 100644
--- a/contrib/chem/examples/122/chAc_morphine.chem
+++ b/contrib/chem/examples/122/chAc_morphine.chem
@@ -9,7 +9,7 @@ chAc_morphine.chem:
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/chAd_chlorophyll.chem b/contrib/chem/examples/122/chAd_chlorophyll.chem
index e2acb2255..d03bd9396 100644
--- a/contrib/chem/examples/122/chAd_chlorophyll.chem
+++ b/contrib/chem/examples/122/chAd_chlorophyll.chem
@@ -9,7 +9,7 @@ chAd_chlorophyll.chem:
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/chAe_chair.chem b/contrib/chem/examples/122/chAe_chair.chem
index 27b046a69..ab5b841af 100644
--- a/contrib/chem/examples/122/chAe_chair.chem
+++ b/contrib/chem/examples/122/chAe_chair.chem
@@ -9,7 +9,7 @@ chAe_chair.chem:
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/chAf_arrow.chem b/contrib/chem/examples/122/chAf_arrow.chem
index f135ecbd3..eaadd8af5 100644
--- a/contrib/chem/examples/122/chAf_arrow.chem
+++ b/contrib/chem/examples/122/chAf_arrow.chem
@@ -12,7 +12,7 @@ delim $$
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/chAg_circle.chem b/contrib/chem/examples/122/chAg_circle.chem
index 576c92681..dbf6a190b 100644
--- a/contrib/chem/examples/122/chAg_circle.chem
+++ b/contrib/chem/examples/122/chAg_circle.chem
@@ -9,7 +9,7 @@ chAg_circle.chem:
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/chAh_brackets.chem b/contrib/chem/examples/122/chAh_brackets.chem
index 7605a3881..498380fa6 100644
--- a/contrib/chem/examples/122/chAh_brackets.chem
+++ b/contrib/chem/examples/122/chAh_brackets.chem
@@ -12,7 +12,7 @@ delim $$
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/chAi_poly_vinyl_chloride.chem b/contrib/chem/examples/122/chAi_poly_vinyl_chloride.chem
index e4539bb01..16ca0aaf0 100644
--- a/contrib/chem/examples/122/chAi_poly_vinyl_chloride.chem
+++ b/contrib/chem/examples/122/chAi_poly_vinyl_chloride.chem
@@ -10,7 +10,7 @@ chAi_poly_vinyl_chloride.chem:
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/chBa_jump.chem b/contrib/chem/examples/122/chBa_jump.chem
index cd40a3a4e..d84be6430 100644
--- a/contrib/chem/examples/122/chBa_jump.chem
+++ b/contrib/chem/examples/122/chBa_jump.chem
@@ -9,7 +9,7 @@ chBa_jump.chem:
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/chBb_bonds.chem b/contrib/chem/examples/122/chBb_bonds.chem
index bc298952c..aeee4ebed 100644
--- a/contrib/chem/examples/122/chBb_bonds.chem
+++ b/contrib/chem/examples/122/chBb_bonds.chem
@@ -9,7 +9,7 @@ chBb_bonds.chem:
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/122/chBc_rings.chem b/contrib/chem/examples/122/chBc_rings.chem
index 950cd0ba3..f7b7be07b 100644
--- a/contrib/chem/examples/122/chBc_rings.chem
+++ b/contrib/chem/examples/122/chBc_rings.chem
@@ -9,7 +9,7 @@ chBc_rings.chem:
# by Jon L. Bentley, Lynn W. Jelinski, Brian W. Kernighan
# <http://cm.bell-labs.com/cm/cs/cstr/122.ps.gz>.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/README.txt b/contrib/chem/examples/README.txt
index 678670524..b61eac56a 100644
--- a/contrib/chem/examples/README.txt
+++ b/contrib/chem/examples/README.txt
@@ -20,7 +20,7 @@ chemically.
####### License
-Copyright (C) 2006-2020 Free Software Foundation, Inc.
+Copyright (C) 2006-2018 Free Software Foundation, Inc.
Written by Bernd Warken <groff-bernd.warken-72@web.de>.
This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/atp.chem b/contrib/chem/examples/atp.chem
index 738c4da3c..03cb9488b 100644
--- a/contrib/chem/examples/atp.chem
+++ b/contrib/chem/examples/atp.chem
@@ -8,7 +8,7 @@ atp.chem:
# Found at http://www.chemindustry.com/apps/chemicals.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# Written by Bernd Warken <groff-bernd.warken-72@web.de>.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/cholesterin.chem b/contrib/chem/examples/cholesterin.chem
index 12ac0767f..2e10b2731 100644
--- a/contrib/chem/examples/cholesterin.chem
+++ b/contrib/chem/examples/cholesterin.chem
@@ -6,7 +6,7 @@ cholesterin.chem:
# 10,13-dimethyl-17-(6-methylheptan-2-yl)-2,3,4,5,6,9,11,12,14,15,16,17-
# dodecahydro-1H-cyclopenta[a]phenanthren-3-ol
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# Written by Bernd Warken <groff-bernd.warken-72@web.de>.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/ethamivan.chem b/contrib/chem/examples/ethamivan.chem
index a0a8aa2b7..87f88cd96 100644
--- a/contrib/chem/examples/ethamivan.chem
+++ b/contrib/chem/examples/ethamivan.chem
@@ -5,7 +5,7 @@ ethamivan.chem:
# Ethamivan or Analepticon or C12_H17_N_O3 or
# N,N-diethyl-4-hydroxy-3-methoxy-benzamide
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# Written by Bernd Warken <groff-bernd.warken-72@web.de>.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/lsd.chem b/contrib/chem/examples/lsd.chem
index 4879ea80b..2f3e92916 100644
--- a/contrib/chem/examples/lsd.chem
+++ b/contrib/chem/examples/lsd.chem
@@ -5,7 +5,7 @@ lsd.chem:
# LSD or Lysergic acid dethylamide or C20_H25_N3O or
# 9,10-Didehydro-N,N-diethyl-6-methyl-ergoline-8-beta-carboxamide
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# Written by Bernd Warken <groff-bernd.warken-72@web.de>.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/morphine.chem b/contrib/chem/examples/morphine.chem
index 5c236ca79..7fdc5c554 100644
--- a/contrib/chem/examples/morphine.chem
+++ b/contrib/chem/examples/morphine.chem
@@ -7,7 +7,7 @@ morphine.chem:
# Found at http://www.chemindustry.com/apps/chemicals.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# Written by Bernd Warken <groff-bernd.warken-72@web.de>.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/penicillin.chem b/contrib/chem/examples/penicillin.chem
index ef522bcc4..7c633e6c0 100644
--- a/contrib/chem/examples/penicillin.chem
+++ b/contrib/chem/examples/penicillin.chem
@@ -8,7 +8,7 @@ penicillin.chem:
# Found at http://www.chemindustry.com/apps/chemicals.
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# Written by Bernd Warken <groff-bernd.warken-72@web.de>.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/chem/examples/reserpine.chem b/contrib/chem/examples/reserpine.chem
index d1b404675..97ef7c637 100644
--- a/contrib/chem/examples/reserpine.chem
+++ b/contrib/chem/examples/reserpine.chem
@@ -5,7 +5,7 @@ begin chem
# Example file for 'chem':
# Reserpine or C33H40N2O9
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# Written by Bernd Warken <groff-bernd.warken-72@web.de>.
# This file is part of 'chem', which is part of 'groff'.
diff --git a/contrib/eqn2graph/eqn2graph.am b/contrib/eqn2graph/eqn2graph.am
index 2870d1375..9188d019e 100644
--- a/contrib/eqn2graph/eqn2graph.am
+++ b/contrib/eqn2graph/eqn2graph.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2002-2020 Free Software Foundation, Inc.
+# Copyright (C) 2002-2018 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/contrib/gdiffmk/ChangeLog b/contrib/gdiffmk/ChangeLog
index c0816fa21..0876c01f0 100644
--- a/contrib/gdiffmk/ChangeLog
+++ b/contrib/gdiffmk/ChangeLog
@@ -159,7 +159,8 @@
First import of gdiffmk files.
-Copyright 2004-2020 Free Software Foundation, Inc.
+Copyright 2004-2009, 2014-2015
+ Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
diff --git a/contrib/gdiffmk/README b/contrib/gdiffmk/README
index d2214dd6f..1f758e789 100644
--- a/contrib/gdiffmk/README
+++ b/contrib/gdiffmk/README
@@ -25,7 +25,7 @@ argument gives the usage.
----------------------------------------------------------------------------
-Copyright (C) 2004-2020 Free Software Foundation, Inc.
+Copyright (C) 2004-2018 Free Software Foundation, Inc.
Written by Mike Bianchi <MBianchi@Foveal.com <mailto:MBianchi@Foveal.com>>
This file is part of the gdiffmk utility, which is part of groff.
diff --git a/contrib/gdiffmk/gdiffmk.1.man b/contrib/gdiffmk/gdiffmk.1.man
index 6ee902ea7..4203d1b86 100644
--- a/contrib/gdiffmk/gdiffmk.1.man
+++ b/contrib/gdiffmk/gdiffmk.1.man
@@ -7,7 +7,7 @@ gdiffmk \- mark differences between groff/nroff/troff files
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 2004-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 2004-2018 Free Software Foundation, Inc.
.\"
.\" This file is part of gdiffmk, which is part of groff, the GNU roff
.\" type-setting system.
diff --git a/contrib/gdiffmk/gdiffmk.am b/contrib/gdiffmk/gdiffmk.am
index 0770340f1..f36c15a2b 100644
--- a/contrib/gdiffmk/gdiffmk.am
+++ b/contrib/gdiffmk/gdiffmk.am
@@ -1,6 +1,6 @@
# Automake rules for 'gdiffmk' (integration into the groff source tree)
#
-# Copyright (C) 2004-2020 Free Software Foundation, Inc.
+# Copyright (C) 2004-2018 Free Software Foundation, Inc.
# Written by Mike Bianchi <MBianchi@Foveal.com <mailto:MBianchi@Foveal.com>>
# Automake migration by Bertrand Garrigues
#
diff --git a/contrib/gdiffmk/gdiffmk.sh b/contrib/gdiffmk/gdiffmk.sh
index fc1ef0eee..5ce931e12 100644
--- a/contrib/gdiffmk/gdiffmk.sh
+++ b/contrib/gdiffmk/gdiffmk.sh
@@ -1,5 +1,5 @@
#!@BASH_PROG@
-# Copyright (C) 2004-2020 Free Software Foundation, Inc.
+# Copyright (C) 2004-2018 Free Software Foundation, Inc.
# Written by Mike Bianchi <MBianchi@Foveal.com <mailto:MBianchi@Foveal.com>>
# Thanks to Peter Bray for debugging.
diff --git a/contrib/gdiffmk/tests/runtests.sh b/contrib/gdiffmk/tests/runtests.sh
index f8291b0a4..0f7c3b6c7 100755
--- a/contrib/gdiffmk/tests/runtests.sh
+++ b/contrib/gdiffmk/tests/runtests.sh
@@ -2,7 +2,7 @@
#
# A very simple function test for gdiffmk.sh.
#
-# Copyright (C) 2004-2020 Free Software Foundation, Inc.
+# Copyright (C) 2004-2018 Free Software Foundation, Inc.
# Written by Mike Bianchi <MBianchi@Foveal.com <mailto:MBianchi@Foveal.com>>
# This file is part of the gdiffmk utility, which is part of groff.
diff --git a/contrib/glilypond/ChangeLog b/contrib/glilypond/ChangeLog
index 31bd34fd6..57decb476 100644
--- a/contrib/glilypond/ChangeLog
+++ b/contrib/glilypond/ChangeLog
@@ -222,7 +222,7 @@
########################################################################
-Copyright 2013-2020 Free Software Foundation, Inc.
+Copyright 2013-2018 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
diff --git a/contrib/glilypond/README.txt b/contrib/glilypond/README.txt
index fde557aa2..f40fc2fe0 100644
--- a/contrib/glilypond/README.txt
+++ b/contrib/glilypond/README.txt
@@ -1,4 +1,4 @@
- Copyright (C) 2013-2020 Free Software Foundation, Inc.
+ Copyright (C) 2013-2018 Free Software Foundation, Inc.
Written by Bernd Warken <groff-bernd.warken-72@web.de>
diff --git a/contrib/glilypond/args.pl b/contrib/glilypond/args.pl
index 56e379fba..370c46521 100644
--- a/contrib/glilypond/args.pl
+++ b/contrib/glilypond/args.pl
@@ -5,7 +5,7 @@
my $License = q*
groff_lilypond - integrate 'lilypond' into 'groff' files
-Copyright (C) 2013-2020 Free Software Foundation, Inc.
+Copyright (C) 2013-2018 Free Software Foundation, Inc.
Written by Bernd Warken <groff-bernd.warken-72@web.de>
This file is part of 'GNU groff'.
diff --git a/contrib/glilypond/examples/example.groff b/contrib/glilypond/examples/example.groff
index 856474e01..a478efc38 100644
--- a/contrib/glilypond/examples/example.groff
+++ b/contrib/glilypond/examples/example.groff
@@ -7,7 +7,7 @@ glilypond - integrate 'lilypond' parts into 'groff' files
This file was written by Bernd Warken <groff\-bernd.warken\-72@web.de>.
.
-Copyright (C) 2013-2020 Free Software Foundation, Inc.
+Copyright (C) 2013-2018 Free Software Foundation, Inc.
This file is part of glilypond, which is part of GNU groff, a free
software project.
diff --git a/contrib/glilypond/glilypond.1.man b/contrib/glilypond/glilypond.1.man
index 8b10727bc..c094f718e 100644
--- a/contrib/glilypond/glilypond.1.man
+++ b/contrib/glilypond/glilypond.1.man
@@ -9,7 +9,7 @@ glilypond \- embed LilyPond musical notation in groff documents
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 2013-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 2013-2018 Free Software Foundation, Inc.
.\"
.\" This file is part of glilypond, which is part of GNU groff, a free
.\" software project.
diff --git a/contrib/glilypond/glilypond.am b/contrib/glilypond/glilypond.am
index 844874b97..8334eeafb 100644
--- a/contrib/glilypond/glilypond.am
+++ b/contrib/glilypond/glilypond.am
@@ -1,6 +1,6 @@
# Automake rules for 'glilypond'
-# Copyright (C) 2013-2020 Free Software Foundation, Inc.
+# Copyright (C) 2013-2018 Free Software Foundation, Inc.
# Written by Werner Lemberg <wl@gnu.org> and
# Bernd Warken <groff-bernd.warken-72@web.de>.
# Automake migration by Bertrand Garrigues
diff --git a/contrib/glilypond/glilypond.pl b/contrib/glilypond/glilypond.pl
index b0f8db41b..58df34cc9 100755
--- a/contrib/glilypond/glilypond.pl
+++ b/contrib/glilypond/glilypond.pl
@@ -30,7 +30,7 @@ our $Legalese;
use constant LICENSE => q*
glilypond - integrate 'lilypond' into 'groff' files
-Copyright (C) 2013-2020 Free Software Foundation, Inc.
+Copyright (C) 2013-2018 Free Software Foundation, Inc.
Written by Bernd Warken <groff-bernd.warken-72@web.de>
This file is part of 'GNU groff'.
diff --git a/contrib/glilypond/oop_fh.pl b/contrib/glilypond/oop_fh.pl
index 2d35c9f76..1d158e42d 100644
--- a/contrib/glilypond/oop_fh.pl
+++ b/contrib/glilypond/oop_fh.pl
@@ -3,7 +3,7 @@ my $License = q*
# Legalese
########################################################################
-Copyright (C) 2013-2020 Free Software Foundation, Inc.
+Copyright (C) 2013-2013 Free Software Foundation, Inc.
Written by Bernd Warken <groff-bernd.warken-72@web.de>
This file is part of 'glilypond', which is part of 'GNU groff'.
diff --git a/contrib/glilypond/subs.pl b/contrib/glilypond/subs.pl
index dde6ebbf4..4a1d4e395 100644
--- a/contrib/glilypond/subs.pl
+++ b/contrib/glilypond/subs.pl
@@ -5,7 +5,7 @@ my $License = q*
Subroutines for 'glilypond'.
-Copyright (C) 2013-2020 Free Software Foundation, Inc.
+Copyright (C) 2013-2018 Free Software Foundation, Inc.
Written by Bernd Warken <groff-bernd.warken-72@web.de>
This file is part of 'glilypond', which is part of 'GNU groff'.
diff --git a/contrib/gperl/ChangeLog b/contrib/gperl/ChangeLog
index c47fc1fa1..65ea33f6f 100644
--- a/contrib/gperl/ChangeLog
+++ b/contrib/gperl/ChangeLog
@@ -85,7 +85,7 @@
________________________________________________________________________
License
-Copyright (C) 2014-2020 Free Software Foundation, Inc.
+Copyright (C) 2014-2018 Free Software Foundation, Inc.
Written by Bernd Warken <groff-bernd.warken-72@web.de>.
Copying and distribution of this file, with or without
diff --git a/contrib/gperl/gperl.1.man b/contrib/gperl/gperl.1.man
index e5b6f5bdc..27fc48b22 100644
--- a/contrib/gperl/gperl.1.man
+++ b/contrib/gperl/gperl.1.man
@@ -7,7 +7,7 @@ gperl \- execute Perl commands in groff documents
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 2014-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 2014-2018 Free Software Foundation, Inc.
.\"
.\" This file is part of gperl, which is part of groff, a free software
.\" project.
diff --git a/contrib/gperl/gperl.am b/contrib/gperl/gperl.am
index 4c0d0d870..66e029fa4 100644
--- a/contrib/gperl/gperl.am
+++ b/contrib/gperl/gperl.am
@@ -1,6 +1,6 @@
# Automake rules for 'gperl' (preprocessor for added Perl parts)
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
# Written by Bernd Warken <groff-bernd.warken-72@web.de>.
# Automake migration by Bertrand Garrigues
diff --git a/contrib/gperl/gperl.pl b/contrib/gperl/gperl.pl
index adfb50364..011838506 100755
--- a/contrib/gperl/gperl.pl
+++ b/contrib/gperl/gperl.pl
@@ -2,7 +2,7 @@
# gperl - add Perl part to groff files, this is the preprocessor for that
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
# Written by Bernd Warken <groff-bernd.warken-72@web.de>.
diff --git a/contrib/gpinyin/ChangeLog b/contrib/gpinyin/ChangeLog
index 4f6418851..54c2dbbc7 100644
--- a/contrib/gpinyin/ChangeLog
+++ b/contrib/gpinyin/ChangeLog
@@ -74,7 +74,7 @@
________________________________________________________________________
License
-Copyright (C) 2014-2020 Free Software Foundation, Inc.
+Copyright (C) 2014-2018 Free Software Foundation, Inc.
Written by Bernd Warken <groff-bernd.warken-72@web.de>.
Copying and distribution of this file, with or without
diff --git a/contrib/gpinyin/gpinyin.1.man b/contrib/gpinyin/gpinyin.1.man
index c26ae2aa8..e97cec49b 100644
--- a/contrib/gpinyin/gpinyin.1.man
+++ b/contrib/gpinyin/gpinyin.1.man
@@ -8,7 +8,7 @@ gpinyin \- use Hanyu Pinyin Chinese in roff
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 2014-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 2014-2018 Free Software Foundation, Inc.
.\"
.\" This file is part of gpinyin, which is part of groff, a free
.\" software project.
diff --git a/contrib/gpinyin/gpinyin.am b/contrib/gpinyin/gpinyin.am
index 2ab170557..e4a8ac4cf 100644
--- a/contrib/gpinyin/gpinyin.am
+++ b/contrib/gpinyin/gpinyin.am
@@ -1,6 +1,6 @@
# Automake rules for 'gpinyin' (preprocessor for added Perl parts)
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
# Written by Bernd Warken <groff-bernd.warken-72@web.de>.
# Moved to automake by Bertrand Garrigues
diff --git a/contrib/gpinyin/gpinyin.pl b/contrib/gpinyin/gpinyin.pl
index ed7d6bbc8..e6103e452 100755
--- a/contrib/gpinyin/gpinyin.pl
+++ b/contrib/gpinyin/gpinyin.pl
@@ -2,7 +2,7 @@
# gpinyin - European-like Chinese writing 'pinyin' into 'groff'
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
# Written by Bernd Warken <groff-bernd.warken-72@web.de>.
diff --git a/contrib/gpinyin/subs.pl b/contrib/gpinyin/subs.pl
index d1291c0a5..5dc31b901 100755
--- a/contrib/gpinyin/subs.pl
+++ b/contrib/gpinyin/subs.pl
@@ -2,7 +2,7 @@
# gpinyin - European-like Chinese writing 'pinyin' into 'groff'
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
# Written by Bernd Warken <groff-bernd.warken-72@web.de>.
diff --git a/contrib/grap2graph/grap2graph.am b/contrib/grap2graph/grap2graph.am
index 6025aa2e4..270fa75b0 100644
--- a/contrib/grap2graph/grap2graph.am
+++ b/contrib/grap2graph/grap2graph.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2003-2020 Free Software Foundation, Inc.
+# Copyright (C) 2003-2018 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/contrib/groff_filenames/ChangeLog b/contrib/groff_filenames/ChangeLog
index ae4ad6aa4..17141cdf9 100644
--- a/contrib/groff_filenames/ChangeLog
+++ b/contrib/groff_filenames/ChangeLog
@@ -95,7 +95,7 @@
########################################################################
-Copyright 2013-2020 Free Software Foundation, Inc.
+Copyright 2013-2018 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
diff --git a/contrib/groff_filenames/groff_filenames.5.man b/contrib/groff_filenames/groff_filenames.5.man
index 31f702d32..25a798d64 100644
--- a/contrib/groff_filenames/groff_filenames.5.man
+++ b/contrib/groff_filenames/groff_filenames.5.man
@@ -7,7 +7,7 @@ groff_filenames \- filename conventions used in roff systems
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 2013-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 2013-2018 Free Software Foundation, Inc.
.\"
.\" This file is part of groff, a free software project. You can
.\" redistribute it and/or modify it under the terms of the GNU General
diff --git a/contrib/groff_filenames/groff_filenames.am b/contrib/groff_filenames/groff_filenames.am
index c2ad9989b..474fb7362 100644
--- a/contrib/groff_filenames/groff_filenames.am
+++ b/contrib/groff_filenames/groff_filenames.am
@@ -1,6 +1,6 @@
# Automake rules for 'groff_filenames'
-# Copyright (C) 2013-2020 Free Software Foundation, Inc.
+# Copyright (C) 2013-2018 Free Software Foundation, Inc.
# Written by Bernd Warken <groff-bernd.warken-72@web.de>.
# Automake migration by Bertrand Garrigues
diff --git a/contrib/hdtbl/ChangeLog b/contrib/hdtbl/ChangeLog
index b1bc83329..0e0f692bf 100644
--- a/contrib/hdtbl/ChangeLog
+++ b/contrib/hdtbl/ChangeLog
@@ -462,7 +462,7 @@
________________________________________________________________________
-Copyright 2006-2020 Free Software Foundation, Inc.
+Copyright 2006-2018 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
diff --git a/contrib/hdtbl/examples/chess_board.roff b/contrib/hdtbl/examples/chess_board.roff
index 171d95ec9..d8a6e8258 100644
--- a/contrib/hdtbl/examples/chess_board.roff
+++ b/contrib/hdtbl/examples/chess_board.roff
@@ -3,7 +3,7 @@ chess_board.roff
This file is part of groff, the GNU roff type-setting system.
-Copyright (C) 2005-2020 Free Software Foundation, Inc.
+Copyright (C) 2005-2018 Free Software Foundation, Inc.
written by Joachim Walsdorff <Joachim.Walsdorff@urz.uni-heidelberg.de>.
groff is free software; you can redistribute it and/or modify it under
diff --git a/contrib/hdtbl/examples/col_rowspan_colors.roff b/contrib/hdtbl/examples/col_rowspan_colors.roff
index 90f2e7a14..e64ed96f0 100644
--- a/contrib/hdtbl/examples/col_rowspan_colors.roff
+++ b/contrib/hdtbl/examples/col_rowspan_colors.roff
@@ -3,7 +3,7 @@ col_rowspan_colors.roff
This file is part of groff, the GNU roff type-setting system.
-Copyright (C) 2005-2020 Free Software Foundation, Inc.
+Copyright (C) 2005-2018 Free Software Foundation, Inc.
written by Joachim Walsdorff <Joachim.Walsdorff@urz.uni-heidelberg.de>.
groff is free software; you can redistribute it and/or modify it under
diff --git a/contrib/hdtbl/examples/color_boxes.roff b/contrib/hdtbl/examples/color_boxes.roff
index 65538a73e..e0be426e1 100644
--- a/contrib/hdtbl/examples/color_boxes.roff
+++ b/contrib/hdtbl/examples/color_boxes.roff
@@ -3,7 +3,7 @@ color_boxes.roff
This file is part of groff, the GNU roff type-setting system.
-Copyright (C) 2005-2020 Free Software Foundation, Inc.
+Copyright (C) 2005-2018 Free Software Foundation, Inc.
written by Joachim Walsdorff <Joachim.Walsdorff@urz.uni-heidelberg.de>.
groff is free software; you can redistribute it and/or modify it under
diff --git a/contrib/hdtbl/examples/color_nested_tables.roff b/contrib/hdtbl/examples/color_nested_tables.roff
index 946d2974c..375e73ea2 100644
--- a/contrib/hdtbl/examples/color_nested_tables.roff
+++ b/contrib/hdtbl/examples/color_nested_tables.roff
@@ -4,7 +4,7 @@ color_nested_tables.roff
This file is part of groff, the GNU roff type-setting system.
-Copyright (C) 2005-2020 Free Software Foundation, Inc.
+Copyright (C) 2005-2018 Free Software Foundation, Inc.
written by Joachim Walsdorff <Joachim.Walsdorff@urz.uni-heidelberg.de>.
groff is free software; you can redistribute it and/or modify it under
diff --git a/contrib/hdtbl/examples/color_table_cells.roff b/contrib/hdtbl/examples/color_table_cells.roff
index 65489cbe0..4d86051bd 100644
--- a/contrib/hdtbl/examples/color_table_cells.roff
+++ b/contrib/hdtbl/examples/color_table_cells.roff
@@ -4,7 +4,7 @@ color_table_cells.roff
This file is part of groff, the GNU roff type-setting system.
-Copyright (C) 2005-2020 Free Software Foundation, Inc.
+Copyright (C) 2005-2018 Free Software Foundation, Inc.
written by Joachim Walsdorff <Joachim.Walsdorff@urz.uni-heidelberg.de>.
groff is free software; you can redistribute it and/or modify it under
diff --git a/contrib/hdtbl/examples/color_transitions.roff b/contrib/hdtbl/examples/color_transitions.roff
index be69b7c49..ed9c8752a 100644
--- a/contrib/hdtbl/examples/color_transitions.roff
+++ b/contrib/hdtbl/examples/color_transitions.roff
@@ -4,7 +4,7 @@ color_transitions.roff
This file is part of groff, the GNU roff type-setting system.
-Copyright (C) 2005-2020 Free Software Foundation, Inc.
+Copyright (C) 2005-2018 Free Software Foundation, Inc.
written by Joachim Walsdorff <Joachim.Walsdorff@urz.uni-heidelberg.de>.
groff is free software; you can redistribute it and/or modify it under
diff --git a/contrib/hdtbl/examples/common.roff b/contrib/hdtbl/examples/common.roff
index a9c02a0b2..97c312a5f 100644
--- a/contrib/hdtbl/examples/common.roff
+++ b/contrib/hdtbl/examples/common.roff
@@ -4,7 +4,7 @@ common.roff
This file is part of groff, the GNU roff type-setting system.
-Copyright (C) 2010-2020 Free Software Foundation, Inc.
+Copyright (C) 2010-2018 Free Software Foundation, Inc.
written by Joachim Walsdorff <Joachim.Walsdorff@urz.uni-heidelberg.de>.
groff is free software; you can redistribute it and/or modify it under
diff --git a/contrib/hdtbl/examples/fonts_n.in b/contrib/hdtbl/examples/fonts_n.in
index c953fa461..f818b4a29 100644
--- a/contrib/hdtbl/examples/fonts_n.in
+++ b/contrib/hdtbl/examples/fonts_n.in
@@ -4,7 +4,7 @@ font_n.roff
This file is part of groff, the GNU roff type-setting system.
-Copyright (C) 2005-2020 Free Software Foundation, Inc.
+Copyright (C) 2005-2018 Free Software Foundation, Inc.
written by Joachim Walsdorff <Joachim.Walsdorff@urz.uni-heidelberg.de>.
groff is free software; you can redistribute it and/or modify it under
diff --git a/contrib/hdtbl/examples/fonts_x.in b/contrib/hdtbl/examples/fonts_x.in
index c183c7c8e..ee458e8c5 100644
--- a/contrib/hdtbl/examples/fonts_x.in
+++ b/contrib/hdtbl/examples/fonts_x.in
@@ -4,7 +4,7 @@ font_x.roff
This file is part of groff, the GNU roff type-setting system.
-Copyright (C) 2005-2020 Free Software Foundation, Inc.
+Copyright (C) 2005-2018 Free Software Foundation, Inc.
written by Joachim Walsdorff <Joachim.Walsdorff@urz.uni-heidelberg.de>.
groff is free software; you can redistribute it and/or modify it under
diff --git a/contrib/hdtbl/examples/mixed_pickles.roff b/contrib/hdtbl/examples/mixed_pickles.roff
index 9737b0b8c..41a5879ed 100644
--- a/contrib/hdtbl/examples/mixed_pickles.roff
+++ b/contrib/hdtbl/examples/mixed_pickles.roff
@@ -4,7 +4,7 @@ mixed_pickles.roff
This file is part of groff, the GNU roff type-setting system.
-Copyright (C) 2005-2020 Free Software Foundation, Inc.
+Copyright (C) 2005-2018 Free Software Foundation, Inc.
written by Joachim Walsdorff <Joachim.Walsdorff@urz.uni-heidelberg.de>.
groff is free software; you can redistribute it and/or modify it under
diff --git a/contrib/hdtbl/examples/rainbow.roff b/contrib/hdtbl/examples/rainbow.roff
index ecd59f51a..d891b2298 100644
--- a/contrib/hdtbl/examples/rainbow.roff
+++ b/contrib/hdtbl/examples/rainbow.roff
@@ -4,7 +4,7 @@ rainbow.roff
This file is part of groff, the GNU roff type-setting system.
-Copyright (C) 2005-2020 Free Software Foundation, Inc.
+Copyright (C) 2005-2018 Free Software Foundation, Inc.
written by Joachim Walsdorff <Joachim.Walsdorff@urz.uni-heidelberg.de>.
groff is free software; you can redistribute it and/or modify it under
diff --git a/contrib/hdtbl/examples/short_reference.roff b/contrib/hdtbl/examples/short_reference.roff
index 62b3bcdd4..dc37b2938 100644
--- a/contrib/hdtbl/examples/short_reference.roff
+++ b/contrib/hdtbl/examples/short_reference.roff
@@ -4,7 +4,7 @@ short_reference.roff
This file is part of groff, the GNU roff type-setting system.
-Copyright (C) 2005-2020 Free Software Foundation, Inc.
+Copyright (C) 2005-2018 Free Software Foundation, Inc.
written by Joachim Walsdorff <Joachim.Walsdorff@urz.uni-heidelberg.de>.
groff is free software; you can redistribute it and/or modify it under
diff --git a/contrib/hdtbl/groff_hdtbl.7.man b/contrib/hdtbl/groff_hdtbl.7.man
index 1fbfd5550..729ea34f3 100644
--- a/contrib/hdtbl/groff_hdtbl.7.man
+++ b/contrib/hdtbl/groff_hdtbl.7.man
@@ -7,7 +7,7 @@ groff_hdtbl \- Heidelberger table macros for GNU roff
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 2005-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 2005-2018 Free Software Foundation, Inc.
.\"
.\" This file is part of groff, the GNU roff type-setting system.
.\"
diff --git a/contrib/hdtbl/hdmisc.tmac-u b/contrib/hdtbl/hdmisc.tmac-u
index 77530044a..ecb41c3f9 100644
--- a/contrib/hdtbl/hdmisc.tmac-u
+++ b/contrib/hdtbl/hdmisc.tmac-u
@@ -4,7 +4,7 @@ hdmisc.tmac
This file is part of groff, the GNU roff type-setting system.
-Copyright (C) 2005-2020 Free Software Foundation, Inc.
+Copyright (C) 2005-2018 Free Software Foundation, Inc.
written by Joachim Walsdorff <Joachim.Walsdorff@urz.uni-heidelberg.de>.
groff is free software; you can redistribute it and/or modify it under
diff --git a/contrib/hdtbl/hdtbl.am b/contrib/hdtbl/hdtbl.am
index c6440c5df..8961f8658 100644
--- a/contrib/hdtbl/hdtbl.am
+++ b/contrib/hdtbl/hdtbl.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# Written by Werner Lemberg (wl@gnu.org)
# Automake migration by Bertrand Garrigues
#
diff --git a/contrib/hdtbl/hdtbl.tmac-u b/contrib/hdtbl/hdtbl.tmac-u
index 96b21d30a..c39f52a5b 100644
--- a/contrib/hdtbl/hdtbl.tmac-u
+++ b/contrib/hdtbl/hdtbl.tmac-u
@@ -4,7 +4,7 @@ hdtbl.tmac
This file is part of groff, the GNU roff type-setting system.
-Copyright (C) 2005-2020 Free Software Foundation, Inc.
+Copyright (C) 2005-2018 Free Software Foundation, Inc.
written by Joachim Walsdorff <Joachim.Walsdorff@urz.uni-heidelberg.de>.
groff is free software; you can redistribute it and/or modify it under
diff --git a/contrib/mm/ChangeLog b/contrib/mm/ChangeLog
index d13589183..5c881c46e 100644
--- a/contrib/mm/ChangeLog
+++ b/contrib/mm/ChangeLog
@@ -1002,7 +1002,7 @@ Sun Jan 1 00:00:00 1991 Joergen Haegg (jh at efd.lth.se)
________________________________________________________________________
-Copyright 1991-2020 Free Software Foundation, Inc.
+Copyright 1991-2018 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
diff --git a/contrib/mm/Makefile.sim b/contrib/mm/Makefile.sim
index c60f1cc6a..62ec74f91 100644
--- a/contrib/mm/Makefile.sim
+++ b/contrib/mm/Makefile.sim
@@ -1,4 +1,4 @@
-# Copyright 1991-2020 Free Software Foundation, Inc.
+# Copyright 1991-2018 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/contrib/mm/NOTES b/contrib/mm/NOTES
index 16965296f..c343ee5ae 100644
--- a/contrib/mm/NOTES
+++ b/contrib/mm/NOTES
@@ -1,4 +1,4 @@
- Copyright (C) 1989-2020 Free Software Foundation, Inc.
+ Copyright (C) 1989-2018 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
diff --git a/contrib/mm/README b/contrib/mm/README
index b3404d7aa..b76e42b6b 100644
--- a/contrib/mm/README
+++ b/contrib/mm/README
@@ -1,4 +1,4 @@
- Copyright (C) 1989-2020 Free Software Foundation, Inc.
+ Copyright (C) 1989-2018 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
diff --git a/contrib/mm/examples/README b/contrib/mm/examples/README
index 39c354760..7c496b5da 100644
--- a/contrib/mm/examples/README
+++ b/contrib/mm/examples/README
@@ -1,5 +1,5 @@
-*- text -*-
- Copyright (C) 1989-2020 Free Software Foundation, Inc.
+ Copyright (C) 1989-2018 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
diff --git a/contrib/mm/groff_mm.7.man b/contrib/mm/groff_mm.7.man
index 4f8484345..156632fcc 100644
--- a/contrib/mm/groff_mm.7.man
+++ b/contrib/mm/groff_mm.7.man
@@ -8,7 +8,7 @@ groff_mm \- memorandum macros for GNU roff
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 1989-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 1989-2018 Free Software Foundation, Inc.
.\"
.\" Permission is granted to make and distribute verbatim copies of this
.\" manual provided the copyright notice and this permission notice are
diff --git a/contrib/mm/groff_mmse.7.man b/contrib/mm/groff_mmse.7.man
index f99d07a61..ac13a25c1 100644
--- a/contrib/mm/groff_mmse.7.man
+++ b/contrib/mm/groff_mmse.7.man
@@ -9,7 +9,7 @@ groff_mmse \- svenska \(rqmemorandum\(rq makro f\(:or GNU roff
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 1989-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 1989-2018 Free Software Foundation, Inc.
.\"
.\" Permission is granted to make and distribute verbatim copies of this
.\" manual provided the copyright notice and this permission notice are
diff --git a/contrib/mm/m.tmac b/contrib/mm/m.tmac
index ec7b19125..c93040adf 100644
--- a/contrib/mm/m.tmac
+++ b/contrib/mm/m.tmac
@@ -1,6 +1,6 @@
.ig
-Copyright (C) 1991-2020 Free Software Foundation, Inc.
+Copyright (C) 1991-2018 Free Software Foundation, Inc.
mgm is written by Jörgen Hägg <jh@axis.com>
mgm is free software; you can redistribute it and/or modify it under
diff --git a/contrib/mm/mm.am b/contrib/mm/mm.am
index 9d8853242..5eb3c8ede 100644
--- a/contrib/mm/mm.am
+++ b/contrib/mm/mm.am
@@ -1,4 +1,4 @@
-# Copyright 1991-2020 Free Software Foundation, Inc.
+# Copyright 1991-2018 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/contrib/mm/mm/0.MT b/contrib/mm/mm/0.MT
index efd79c27b..20952ecf9 100644
--- a/contrib/mm/mm/0.MT
+++ b/contrib/mm/mm/0.MT
@@ -1,7 +1,7 @@
.\" -*- nroff -*-
.ig
-Copyright (C) 1991-2020 Free Software Foundation, Inc.
+Copyright (C) 1991-2018 Free Software Foundation, Inc.
mgm is written by Jörgen Hägg <jh@axis.com>
mgm is free software; you can redistribute it and/or modify it under
diff --git a/contrib/mm/mm/4.MT b/contrib/mm/mm/4.MT
index 319ced16e..a7224906e 100644
--- a/contrib/mm/mm/4.MT
+++ b/contrib/mm/mm/4.MT
@@ -1,7 +1,7 @@
.\" -*- nroff -*-
.ig
-Copyright (C) 1991-2020 Free Software Foundation, Inc.
+Copyright (C) 1991-2018 Free Software Foundation, Inc.
mgm is written by Jörgen Hägg <jh@axis.com>
mgm is free software; you can redistribute it and/or modify it under
diff --git a/contrib/mm/mm/5.MT b/contrib/mm/mm/5.MT
index e11d5b26f..20d77950c 100644
--- a/contrib/mm/mm/5.MT
+++ b/contrib/mm/mm/5.MT
@@ -1,7 +1,7 @@
.\" -*- nroff -*-
.ig
-Copyright (C) 1991-2020 Free Software Foundation, Inc.
+Copyright (C) 1991-2018 Free Software Foundation, Inc.
mgm is written by Jörgen Hägg <jh@axis.com>
mgm is free software; you can redistribute it and/or modify it under
diff --git a/contrib/mm/mm/ms.cov b/contrib/mm/mm/ms.cov
index 2e201028d..d771a8151 100644
--- a/contrib/mm/mm/ms.cov
+++ b/contrib/mm/mm/ms.cov
@@ -1,7 +1,7 @@
.\" -*- nroff -*-
.ig
-Copyright (C) 1991-2020 Free Software Foundation, Inc.
+Copyright (C) 1991-2018 Free Software Foundation, Inc.
mgm is written by Jörgen Hägg <jh@axis.com>
mgm is free software; you can redistribute it and/or modify it under
diff --git a/contrib/mm/mmroff.1.man b/contrib/mm/mmroff.1.man
index dbae8944c..a06e9968b 100644
--- a/contrib/mm/mmroff.1.man
+++ b/contrib/mm/mmroff.1.man
@@ -7,7 +7,7 @@ mmroff \- cross-referencing front end for GNU roff mm macro package
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 1989-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 1989-2018 Free Software Foundation, Inc.
.\"
.\" Permission is granted to make and distribute verbatim copies of this
.\" manual provided the copyright notice and this permission notice are
diff --git a/contrib/mm/mmroff.pl b/contrib/mm/mmroff.pl
index c6a5d2bf1..4101f42ed 100644
--- a/contrib/mm/mmroff.pl
+++ b/contrib/mm/mmroff.pl
@@ -1,6 +1,6 @@
#! /usr/bin/perl
# -*- Perl -*-
-# Copyright (C) 1989-2020 Free Software Foundation, Inc.
+# Copyright (C) 1989-2018 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/contrib/mm/mse.tmac b/contrib/mm/mse.tmac
index c3f79ba2b..0f8bc66a8 100644
--- a/contrib/mm/mse.tmac
+++ b/contrib/mm/mse.tmac
@@ -1,6 +1,6 @@
.ig
-Copyright (C) 1991-2020 Free Software Foundation, Inc.
+Copyright (C) 1991-2018 Free Software Foundation, Inc.
mgm is written by Jörgen Hägg <jh@axis.com>
mgm is free software; you can redistribute it and/or modify it under
diff --git a/contrib/mm/refer-mm.tmac b/contrib/mm/refer-mm.tmac
index 69c36e64c..0c1d38a3b 100644
--- a/contrib/mm/refer-mm.tmac
+++ b/contrib/mm/refer-mm.tmac
@@ -2,7 +2,7 @@
.\"
.\" Refer support for mm macros.
.\"
-.\" Copyright (C) 2011-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 2011-2018 Free Software Foundation, Inc.
.\" Written by Werner Lemberg (wl@gnu.org)
.\"
.\" This file is part of groff.
diff --git a/contrib/mom/ChangeLog b/contrib/mom/ChangeLog
index c187f46f8..1e618a3d2 100644
--- a/contrib/mom/ChangeLog
+++ b/contrib/mom/ChangeLog
@@ -1644,7 +1644,7 @@ ________________________________________________________________________
##### License
-Copyright 2004-2020 Free Software Foundation, Inc.
+Copyright 2004-2018 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
diff --git a/contrib/pdfmark/ChangeLog b/contrib/pdfmark/ChangeLog
index f813fc3b6..04336c857 100644
--- a/contrib/pdfmark/ChangeLog
+++ b/contrib/pdfmark/ChangeLog
@@ -435,7 +435,7 @@
________________________________________________________________________
-Copyright (C) 2004-2020 Free Software Foundation, Inc.
+Copyright (C) 2004-2018 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
diff --git a/contrib/pdfmark/PROBLEMS b/contrib/pdfmark/PROBLEMS
index d31be4a7b..0ae544b39 100644
--- a/contrib/pdfmark/PROBLEMS
+++ b/contrib/pdfmark/PROBLEMS
@@ -1,5 +1,5 @@
-*- text -*-
- Copyright (C) 2004-2020 Free Software Foundation, Inc.
+ Copyright (C) 2004-2018 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
diff --git a/contrib/pdfmark/README b/contrib/pdfmark/README
index 7440ffdad..1b4b0f234 100644
--- a/contrib/pdfmark/README
+++ b/contrib/pdfmark/README
@@ -1,5 +1,5 @@
-*- text -*-
- Copyright (C) 2004-2020 Free Software Foundation, Inc.
+ Copyright (C) 2004-2018 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
diff --git a/contrib/pdfmark/TODO b/contrib/pdfmark/TODO
index 219b60e30..de073b05a 100644
--- a/contrib/pdfmark/TODO
+++ b/contrib/pdfmark/TODO
@@ -1,5 +1,5 @@
-*- text -*-
- Copyright 2004-2020 Free Software Foundation, Inc.
+ Copyright 2004-2018 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
diff --git a/contrib/pdfmark/cover.ms b/contrib/pdfmark/cover.ms
index 69c0aeb23..95f4cd2fc 100644
--- a/contrib/pdfmark/cover.ms
+++ b/contrib/pdfmark/cover.ms
@@ -1,4 +1,4 @@
-.\" Copyright (C) 2004-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 2004-2018 Free Software Foundation, Inc.
.\"
.\" Copying and distribution of this file, with or without modification,
.\" are permitted in any medium without royalty provided the copyright
diff --git a/contrib/pdfmark/pdfmark.am b/contrib/pdfmark/pdfmark.am
index b271c3fc7..62243563a 100644
--- a/contrib/pdfmark/pdfmark.am
+++ b/contrib/pdfmark/pdfmark.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2005-2020 Free Software Foundation, Inc.
+# Copyright (C) 2005-2018 Free Software Foundation, Inc.
# Written by Keith Marshall (keith.d.marshall@ntlworld.com)
# Automake migration by Bertrand Garrigues
#
diff --git a/contrib/pdfmark/pdfmark.ms b/contrib/pdfmark/pdfmark.ms
index 542921fa7..7889dfc1b 100644
--- a/contrib/pdfmark/pdfmark.ms
+++ b/contrib/pdfmark/pdfmark.ms
@@ -3,7 +3,7 @@ pdfmark.ms
This file is part of groff, the GNU roff type-setting system.
-Copyright (C) 2004-2020 Free Software Foundation, Inc.
+Copyright (C) 2004-2018 Free Software Foundation, Inc.
written by Keith Marshall <keith.d.marshall@ntlworld.com>
Permission is granted to copy, distribute and/or modify this document
diff --git a/contrib/pdfmark/pdfmark.tmac b/contrib/pdfmark/pdfmark.tmac
index 5f664f277..2006f45e0 100644
--- a/contrib/pdfmark/pdfmark.tmac
+++ b/contrib/pdfmark/pdfmark.tmac
@@ -2,7 +2,7 @@
pdfmark.tmac
-Copyright (C) 2004-2020 Free Software Foundation, Inc.
+Copyright (C) 2004-2018 Free Software Foundation, Inc.
Written by Keith Marshall (keith.d.marshall@ntlworld.com)
This file is part of groff.
diff --git a/contrib/pdfmark/pdfroff.1.man b/contrib/pdfmark/pdfroff.1.man
index 9ad304189..fdda1d2f6 100644
--- a/contrib/pdfmark/pdfroff.1.man
+++ b/contrib/pdfmark/pdfroff.1.man
@@ -7,7 +7,7 @@ pdfroff \- construct files in Portable Document Format using groff
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 2005-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 2005-2018 Free Software Foundation, Inc.
.\"
.\" This file is part of groff, the GNU roff type-setting system.
.\"
diff --git a/contrib/pdfmark/pdfroff.sh b/contrib/pdfmark/pdfroff.sh
index 4179918cf..bc8e5eb0c 100644
--- a/contrib/pdfmark/pdfroff.sh
+++ b/contrib/pdfmark/pdfroff.sh
@@ -3,7 +3,7 @@
#
# Function: Format PDF Output from groff Markup
#
-# Copyright (C) 2005-2020 Free Software Foundation, Inc.
+# Copyright (C) 2005-2018 Free Software Foundation, Inc.
# Written by Keith Marshall (keith.d.marshall@ntlworld.com)
#
# This file is part of groff.
diff --git a/contrib/pdfmark/spdf.tmac b/contrib/pdfmark/spdf.tmac
index 767f5ee97..875a01168 100644
--- a/contrib/pdfmark/spdf.tmac
+++ b/contrib/pdfmark/spdf.tmac
@@ -2,7 +2,7 @@
spdf.tmac
-Copyright (C) 2004-2020 Free Software Foundation, Inc.
+Copyright (C) 2004-2018 Free Software Foundation, Inc.
Written by Keith Marshall (keith.d.marshall@ntlworld.com)
This file is part of groff.
diff --git a/contrib/pic2graph/pic2graph.am b/contrib/pic2graph/pic2graph.am
index 978827002..08cbf6ea0 100644
--- a/contrib/pic2graph/pic2graph.am
+++ b/contrib/pic2graph/pic2graph.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2001-2020 Free Software Foundation, Inc.
+# Copyright (C) 2001-2018 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/doc/doc.am b/doc/doc.am
index ba70fdb5d..21826abfa 100644
--- a/doc/doc.am
+++ b/doc/doc.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2002-2020 Free Software Foundation, Inc.
+# Copyright (C) 2002-2018 Free Software Foundation, Inc.
# Original Makefile.sub written by Werner Lemberg <wl@gnu.org>
# Automake migration by
# Bertrand Garrigues <bertrand.garrigues@laposte.net>
diff --git a/doc/fdl.texi b/doc/fdl.texi
index 992705d24..46f6b817e 100644
--- a/doc/fdl.texi
+++ b/doc/fdl.texi
@@ -5,7 +5,7 @@
@c hence no sectioning command or @node.
@display
-Copyright @copyright{} 2000--2020 Free Software Foundation, Inc.
+Copyright @copyright{} 2000-2018 Free Software Foundation, Inc.
@uref{http://fsf.org/}
Everyone is permitted to copy and distribute verbatim copies
diff --git a/doc/pic.ms b/doc/pic.ms
index d47433be7..b7dfe32fb 100644
--- a/doc/pic.ms
+++ b/doc/pic.ms
@@ -1,4 +1,4 @@
-.\" Copyright (C) 2006-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 2006-2018 Free Software Foundation, Inc.
.\" Written by Eric S. Raymond <esr@thyrsus.com>
.\"
.\" This file is part of groff.
diff --git a/font/devX100-12/devX100-12.am b/font/devX100-12/devX100-12.am
index 1340b2d04..a172a2475 100644
--- a/font/devX100-12/devX100-12.am
+++ b/font/devX100-12/devX100-12.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# This file is part of 'groff'.
#
diff --git a/font/devX100/devX100.am b/font/devX100/devX100.am
index 2e6550948..4ad7bd7c9 100644
--- a/font/devX100/devX100.am
+++ b/font/devX100/devX100.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# This file is part of 'groff'.
#
diff --git a/font/devX75-12/devX75-12.am b/font/devX75-12/devX75-12.am
index adbea39f6..4e2d65288 100644
--- a/font/devX75-12/devX75-12.am
+++ b/font/devX75-12/devX75-12.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# This file is part of 'groff'.
#
diff --git a/font/devX75/devX75.am b/font/devX75/devX75.am
index 6bdfd070b..d296961e1 100644
--- a/font/devX75/devX75.am
+++ b/font/devX75/devX75.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# This file is part of 'groff'.
#
diff --git a/font/devascii/devascii.am b/font/devascii/devascii.am
index 02bc802eb..d497c1491 100644
--- a/font/devascii/devascii.am
+++ b/font/devascii/devascii.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# This file is part of 'groff'.
#
diff --git a/font/devcp1047/devcp1047.am b/font/devcp1047/devcp1047.am
index e320dd84c..be9ee04ee 100644
--- a/font/devcp1047/devcp1047.am
+++ b/font/devcp1047/devcp1047.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# This file is part of 'groff'.
#
diff --git a/font/devdvi/devdvi.am b/font/devdvi/devdvi.am
index e7f5768d7..bb25397f8 100644
--- a/font/devdvi/devdvi.am
+++ b/font/devdvi/devdvi.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# This file is part of 'groff'.
#
diff --git a/font/devdvi/generate/Makefile b/font/devdvi/generate/Makefile
index 825e06d45..445c5dac9 100644
--- a/font/devdvi/generate/Makefile
+++ b/font/devdvi/generate/Makefile
@@ -1,6 +1,6 @@
# Makefile for 'font devdvi/generate'
#
-# Copyright (C) 1989-2020 Free Software Foundation, Inc.
+# Copyright (C) 1989-2018 Free Software Foundation, Inc.
# Written by James Clark (jjc@jclark.com)
#
# This file is part of groff.
diff --git a/font/devhtml/devhtml.am b/font/devhtml/devhtml.am
index d8f208821..622357374 100644
--- a/font/devhtml/devhtml.am
+++ b/font/devhtml/devhtml.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# This file is part of 'groff'.
#
diff --git a/font/devlatin1/devlatin1.am b/font/devlatin1/devlatin1.am
index 42d3556f3..0e15ad71d 100644
--- a/font/devlatin1/devlatin1.am
+++ b/font/devlatin1/devlatin1.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# This file is part of 'groff'.
#
diff --git a/font/devlbp/devlbp.am b/font/devlbp/devlbp.am
index 0702a2088..b6069af57 100644
--- a/font/devlbp/devlbp.am
+++ b/font/devlbp/devlbp.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# This file is part of 'groff'.
#
diff --git a/font/devlj4/devlj4.am b/font/devlj4/devlj4.am
index 9f17c4d72..a0df705af 100644
--- a/font/devlj4/devlj4.am
+++ b/font/devlj4/devlj4.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# This file is part of 'groff'.
#
diff --git a/font/devlj4/generate/Makefile b/font/devlj4/generate/Makefile
index 0b179b63d..b7f85341a 100644
--- a/font/devlj4/generate/Makefile
+++ b/font/devlj4/generate/Makefile
@@ -1,6 +1,6 @@
# Makefile for 'font devlj4 generate'
#
-# Copyright (C) 1994-2020 Free Software Foundation, Inc.
+# Copyright (C) 1994-2018 Free Software Foundation, Inc.
# Written by James Clark (jjc@jclark.com)
#
# This file is part of groff.
diff --git a/font/devpdf/Foundry.in b/font/devpdf/Foundry.in
index 3dce15b78..64ad3b42f 100644
--- a/font/devpdf/Foundry.in
+++ b/font/devpdf/Foundry.in
@@ -1,6 +1,6 @@
# Foundry file
-# Copyright (C) 2011-2020 Free Software Foundation, Inc.
+# Copyright (C) 2011-2018 Free Software Foundation, Inc.
# Written by Deri James <deri@chuzzlewit.demon.co.uk>
#
# This file is part of groff.
diff --git a/font/devpdf/devpdf.am b/font/devpdf/devpdf.am
index d8f0c92a9..0394329dd 100644
--- a/font/devpdf/devpdf.am
+++ b/font/devpdf/devpdf.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2011-2020 Free Software Foundation, Inc.
+# Copyright (C) 2011-2018 Free Software Foundation, Inc.
# Original Makefile.sub written
# by Deri James <deri@chuzzlewit.demon.co.uk>
# Automake migration by Bertrand Garrigues
diff --git a/font/devpdf/util/BuildFoundries.pl b/font/devpdf/util/BuildFoundries.pl
index 1f3e973bc..d58d5b62a 100644
--- a/font/devpdf/util/BuildFoundries.pl
+++ b/font/devpdf/util/BuildFoundries.pl
@@ -3,7 +3,7 @@
# BuildFoundries : Given a Foundry file generate groff and download files
# Deri James : Monday 07 Feb 2011
-# Copyright (C) 2011-2020 Free Software Foundation, Inc.
+# Copyright (C) 2011-2018 Free Software Foundation, Inc.
# Written by Deri James <deri@chuzzlewit.demon.co.uk>
#
# This file is part of groff.
diff --git a/font/devps/devps.am b/font/devps/devps.am
index 22ebe59d3..8eca2c7e7 100644
--- a/font/devps/devps.am
+++ b/font/devps/devps.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# This file is part of 'groff'.
#
diff --git a/font/devps/generate/Makefile b/font/devps/generate/Makefile
index 340a967a1..c516e36f6 100644
--- a/font/devps/generate/Makefile
+++ b/font/devps/generate/Makefile
@@ -1,4 +1,4 @@
-# Copyright (C) 1989-2020 Free Software Foundation, Inc.
+# Copyright (C) 1989-2018 Free Software Foundation, Inc.
# Written by James Clark (jjc@jclark.com)
#
# This file is part of groff.
diff --git a/font/devps/generate/make-zapfdr b/font/devps/generate/make-zapfdr
index ee80bf0f4..9ad3add54 100755
--- a/font/devps/generate/make-zapfdr
+++ b/font/devps/generate/make-zapfdr
@@ -2,7 +2,7 @@
#
# make-zapfdr -- script for creating the file zapfdr.ps
#
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# Written by Werner Lemberg <wl@gnu.org>
#
# This file is part of groff.
diff --git a/font/devutf8/devutf8.am b/font/devutf8/devutf8.am
index f611432e6..d729f32fe 100644
--- a/font/devutf8/devutf8.am
+++ b/font/devutf8/devutf8.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# This file is part of 'groff'.
#
diff --git a/font/scripts/scripts.am b/font/scripts/scripts.am
index 5b63f1564..415b16077 100644
--- a/font/scripts/scripts.am
+++ b/font/scripts/scripts.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2015-2020 Free Software Foundation, Inc.
+# Copyright (C) 2015-2018 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/font/util/make-Rproto b/font/util/make-Rproto
index 9c8aca516..f495356ff 100755
--- a/font/util/make-Rproto
+++ b/font/util/make-Rproto
@@ -2,7 +2,7 @@
#
# make-Rproto -- script for creating an R.proto file
#
-# Copyright (C) 2006-2020 Free Software Foundation, Inc.
+# Copyright (C) 2006-2018 Free Software Foundation, Inc.
# Written by Werner Lemberg <wl@gnu.org>
#
# This file is part of groff.
diff --git a/gendef.sh b/gendef.sh
index bb30a4f18..be41dbe0f 100644
--- a/gendef.sh
+++ b/gendef.sh
@@ -1,6 +1,6 @@
#! /bin/sh
#
-# Copyright (C) 1991-2020 Free Software Foundation, Inc.
+# Copyright (C) 1991-2018 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/m4/codeset.m4 b/m4/codeset.m4
index 6b164d4f8..4f0972271 100644
--- a/m4/codeset.m4
+++ b/m4/codeset.m4
@@ -1,5 +1,5 @@
# codeset.m4 serial 5 (gettext-0.18.2)
-dnl Copyright (C) 2000-2020 Free Software Foundation, Inc.
+dnl Copyright (C) 2000-2018 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
diff --git a/m4/fcntl-o.m4 b/m4/fcntl-o.m4
index aeaf84b58..b0605e49f 100644
--- a/m4/fcntl-o.m4
+++ b/m4/fcntl-o.m4
@@ -1,5 +1,5 @@
# fcntl-o.m4 serial 4
-dnl Copyright (C) 2006-2020 Free Software Foundation, Inc.
+dnl Copyright (C) 2006-2018 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
diff --git a/m4/glibc21.m4 b/m4/glibc21.m4
index 635fe6a51..818b49f1c 100644
--- a/m4/glibc21.m4
+++ b/m4/glibc21.m4
@@ -1,5 +1,5 @@
# glibc21.m4 serial 5
-dnl Copyright (C) 2000-2020 Free Software Foundation, Inc.
+dnl Copyright (C) 2000-2018 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
diff --git a/m4/groff.m4 b/m4/groff.m4
index 2fcf0cc10..9674c9481 100644
--- a/m4/groff.m4
+++ b/m4/groff.m4
@@ -1,5 +1,5 @@
# Autoconf macros for groff.
-# Copyright (C) 1989-2020 Free Software Foundation, Inc.
+# Copyright (C) 1989-2018 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/m4/iconv.m4 b/m4/iconv.m4
index 8223ccdd7..ec7cd0a0a 100644
--- a/m4/iconv.m4
+++ b/m4/iconv.m4
@@ -1,5 +1,5 @@
# iconv.m4 serial 19 (gettext-0.18.2)
-dnl Copyright (C) 2000-2020 Free Software Foundation, Inc.
+dnl Copyright (C) 2000-2018 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
diff --git a/m4/lib-ld.m4 b/m4/lib-ld.m4
index 2649f9538..d3eb0fc62 100644
--- a/m4/lib-ld.m4
+++ b/m4/lib-ld.m4
@@ -1,5 +1,5 @@
# lib-ld.m4 serial 6
-dnl Copyright (C) 1996-2020 Free Software Foundation, Inc.
+dnl Copyright (C) 1996-2018 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
diff --git a/m4/lib-link.m4 b/m4/lib-link.m4
index e08d5ba51..4a4a185e3 100644
--- a/m4/lib-link.m4
+++ b/m4/lib-link.m4
@@ -1,5 +1,5 @@
# lib-link.m4 serial 26 (gettext-0.18.2)
-dnl Copyright (C) 2001-2020 Free Software Foundation, Inc.
+dnl Copyright (C) 2001-2018 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
diff --git a/m4/lib-prefix.m4 b/m4/lib-prefix.m4
index 94c3826d3..ff90f8fda 100644
--- a/m4/lib-prefix.m4
+++ b/m4/lib-prefix.m4
@@ -1,5 +1,5 @@
# lib-prefix.m4 serial 7 (gettext-0.18)
-dnl Copyright (C) 2001-2020 Free Software Foundation, Inc.
+dnl Copyright (C) 2001-2018 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
diff --git a/m4/localcharset.m4 b/m4/localcharset.m4
index 677aea543..be1b28155 100644
--- a/m4/localcharset.m4
+++ b/m4/localcharset.m4
@@ -1,5 +1,5 @@
# localcharset.m4 serial 7
-dnl Copyright (C) 2002-2020 Free Software Foundation, Inc.
+dnl Copyright (C) 2002-2018 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
diff --git a/man/ditroff.7.man b/man/ditroff.7.man
index e6567aa83..dedb08c00 100644
--- a/man/ditroff.7.man
+++ b/man/ditroff.7.man
@@ -7,7 +7,7 @@ ditroff \- device-independent typesetter roff
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 2001-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 2001-2018 Free Software Foundation, Inc.
.\"
.\" This file is part of groff, the GNU roff type-setting system.
.\"
diff --git a/man/groff_font.5.man b/man/groff_font.5.man
index 701dd5cdc..8f80f956b 100644
--- a/man/groff_font.5.man
+++ b/man/groff_font.5.man
@@ -7,7 +7,7 @@ groff_font \- GNU roff device and font description files
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 1989-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 1989-2018 Free Software Foundation, Inc.
.\"
.\" This file is part of groff (GNU roff), which is a free software
.\" project.
diff --git a/man/groff_out.5.man b/man/groff_out.5.man
index fdd740f52..9df6b2ddd 100644
--- a/man/groff_out.5.man
+++ b/man/groff_out.5.man
@@ -8,7 +8,7 @@ groff_out \- GNU roff intermediate output format
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 1989-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 1989-2018 Free Software Foundation, Inc.
.\"
.\" This file is part of groff, the GNU roff type-setting system.
.\"
diff --git a/man/groff_tmac.5.man b/man/groff_tmac.5.man
index d6d50cea7..050e057ae 100644
--- a/man/groff_tmac.5.man
+++ b/man/groff_tmac.5.man
@@ -7,7 +7,7 @@ groff_tmac \- macro files in the GNU roff typesetting system
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 2000-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 2000-2018 Free Software Foundation, Inc.
.\"
.\" This file is part of groff, the GNU roff type-setting system.
.\"
diff --git a/man/man.am b/man/man.am
index f89bf5029..578b34634 100644
--- a/man/man.am
+++ b/man/man.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# This file is part of 'groff'.
#
diff --git a/man/roff.7.man b/man/roff.7.man
index 00b8c988f..afcef3cee 100644
--- a/man/roff.7.man
+++ b/man/roff.7.man
@@ -11,7 +11,7 @@ roff \- concepts and history of roff typesetting
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 2000-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 2000-2018 Free Software Foundation, Inc.
.\"
.\" This file is part of groff, the GNU roff type-setting system.
.\"
diff --git a/mdate.pl b/mdate.pl
index b16044def..fd6e5b5e7 100755
--- a/mdate.pl
+++ b/mdate.pl
@@ -1,6 +1,6 @@
#! /usr/bin/env perl
#
-# Copyright (C) 1991-2020 Free Software Foundation, Inc.
+# Copyright (C) 1991-2018 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/src/devices/grodvi/dvi.cpp b/src/devices/grodvi/dvi.cpp
index cdab35ac0..ed05056ab 100644
--- a/src/devices/grodvi/dvi.cpp
+++ b/src/devices/grodvi/dvi.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/devices/grodvi/grodvi.1.man b/src/devices/grodvi/grodvi.1.man
index 587fb5076..e5d0d0d86 100644
--- a/src/devices/grodvi/grodvi.1.man
+++ b/src/devices/grodvi/grodvi.1.man
@@ -7,7 +7,7 @@ grodvi \- groff output driver for TeX DVI format
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 1989-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 1989-2018 Free Software Foundation, Inc.
.\"
.\" Permission is granted to make and distribute verbatim copies of this
.\" manual provided the copyright notice and this permission notice are
diff --git a/src/devices/grodvi/grodvi.am b/src/devices/grodvi/grodvi.am
index ce93359e4..d5f31cddf 100644
--- a/src/devices/grodvi/grodvi.am
+++ b/src/devices/grodvi/grodvi.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/src/devices/grohtml/grohtml.1.man b/src/devices/grohtml/grohtml.1.man
index 7f681c63a..901f638b3 100644
--- a/src/devices/grohtml/grohtml.1.man
+++ b/src/devices/grohtml/grohtml.1.man
@@ -7,7 +7,7 @@ grohtml \- groff output driver for HTML
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 1999-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 1999-2018 Free Software Foundation, Inc.
.\"
.\" Permission is granted to make and distribute verbatim copies of this
.\" manual provided the copyright notice and this permission notice are
diff --git a/src/devices/grohtml/grohtml.am b/src/devices/grohtml/grohtml.am
index a87cad2e3..512e2c949 100644
--- a/src/devices/grohtml/grohtml.am
+++ b/src/devices/grohtml/grohtml.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/src/devices/grohtml/html-table.cpp b/src/devices/grohtml/html-table.cpp
index 3d7dfcd52..82157f3c2 100644
--- a/src/devices/grohtml/html-table.cpp
+++ b/src/devices/grohtml/html-table.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2018 Free Software Foundation, Inc.
*
* Gaius Mulley (gaius@glam.ac.uk) wrote html-table.cpp
*
diff --git a/src/devices/grohtml/html-table.h b/src/devices/grohtml/html-table.h
index 7ed27a9c1..b4fe23ac9 100644
--- a/src/devices/grohtml/html-table.h
+++ b/src/devices/grohtml/html-table.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2018 Free Software Foundation, Inc.
*
* Gaius Mulley (gaius@glam.ac.uk) wrote html-table.h
*
diff --git a/src/devices/grohtml/html-text.cpp b/src/devices/grohtml/html-text.cpp
index df299f58a..2475cc452 100644
--- a/src/devices/grohtml/html-text.cpp
+++ b/src/devices/grohtml/html-text.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 2000-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2000-2018 Free Software Foundation, Inc.
*
* Gaius Mulley (gaius@glam.ac.uk) wrote html-text.cpp
*
diff --git a/src/devices/grohtml/html-text.h b/src/devices/grohtml/html-text.h
index ee5860149..2871427f5 100644
--- a/src/devices/grohtml/html-text.h
+++ b/src/devices/grohtml/html-text.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 2000-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2000-2018 Free Software Foundation, Inc.
*
* Gaius Mulley (gaius@glam.ac.uk) wrote html-text.h
*
diff --git a/src/devices/grohtml/html.h b/src/devices/grohtml/html.h
index e7883e798..8cb653421 100644
--- a/src/devices/grohtml/html.h
+++ b/src/devices/grohtml/html.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 2000-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2000-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/devices/grohtml/output.cpp b/src/devices/grohtml/output.cpp
index 5ab257ea5..efd9c30db 100644
--- a/src/devices/grohtml/output.cpp
+++ b/src/devices/grohtml/output.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 2000-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2000-2018 Free Software Foundation, Inc.
*
* Gaius Mulley (gaius@glam.ac.uk) wrote output.cpp
* but it owes a huge amount of ideas and raw code from
diff --git a/src/devices/grohtml/post-html.cpp b/src/devices/grohtml/post-html.cpp
index 57740ff96..7bc017e05 100644
--- a/src/devices/grohtml/post-html.cpp
+++ b/src/devices/grohtml/post-html.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 2000-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2000-2018 Free Software Foundation, Inc.
*
* Gaius Mulley (gaius@glam.ac.uk) wrote post-html.cpp
* but it owes a huge amount of ideas and raw code from
diff --git a/src/devices/grolbp/charset.h b/src/devices/grolbp/charset.h
index c4e43a061..048b1202e 100644
--- a/src/devices/grolbp/charset.h
+++ b/src/devices/grolbp/charset.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 2000-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2000-2018 Free Software Foundation, Inc.
Written by Francisco Andrés Verdú <pandres@dragonet.es> with many ideas
taken from the other groff drivers.
diff --git a/src/devices/grolbp/grolbp.1.man b/src/devices/grolbp/grolbp.1.man
index ff1a1638e..1eab7f7ad 100644
--- a/src/devices/grolbp/grolbp.1.man
+++ b/src/devices/grolbp/grolbp.1.man
@@ -12,7 +12,7 @@ grolbp \- groff output driver for Canon CAPSL printers
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 1994-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 1994-2018 Free Software Foundation, Inc.
.\"
.\" Permission is granted to make and distribute verbatim copies of this
.\" manual provided the copyright notice and this permission notice are
diff --git a/src/devices/grolbp/grolbp.am b/src/devices/grolbp/grolbp.am
index 3ee3a0a54..bdb1306f0 100644
--- a/src/devices/grolbp/grolbp.am
+++ b/src/devices/grolbp/grolbp.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/src/devices/grolbp/lbp.cpp b/src/devices/grolbp/lbp.cpp
index fbe633b90..0109d3ac7 100644
--- a/src/devices/grolbp/lbp.cpp
+++ b/src/devices/grolbp/lbp.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1994-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1994-2018 Free Software Foundation, Inc.
Written by Francisco Andrés Verdú <pandres@dragonet.es> with many ideas
taken from the other groff drivers.
diff --git a/src/devices/grolbp/lbp.h b/src/devices/grolbp/lbp.h
index 1f26bf886..6255bdd54 100644
--- a/src/devices/grolbp/lbp.h
+++ b/src/devices/grolbp/lbp.h
@@ -1,5 +1,5 @@
// -*- C -*-
-/* Copyright (C) 1994-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1994-2018 Free Software Foundation, Inc.
Written by Francisco Andrés Verdú <pandres@dragonet.es>
groff is free software; you can redistribute it and/or modify it under
diff --git a/src/devices/grolj4/grolj4.1.man b/src/devices/grolj4/grolj4.1.man
index 1fe50bb52..82d64e9f2 100644
--- a/src/devices/grolj4/grolj4.1.man
+++ b/src/devices/grolj4/grolj4.1.man
@@ -7,7 +7,7 @@ grolj4 \- groff output driver for HP LaserJet 4 family printers
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 1994-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 1994-2018 Free Software Foundation, Inc.
.\"
.\" Permission is granted to make and distribute verbatim copies of this
.\" manual provided the copyright notice and this permission notice are
diff --git a/src/devices/grolj4/grolj4.am b/src/devices/grolj4/grolj4.am
index 65afb1804..37020263a 100644
--- a/src/devices/grolj4/grolj4.am
+++ b/src/devices/grolj4/grolj4.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/src/devices/grolj4/lj4.cpp b/src/devices/grolj4/lj4.cpp
index 377c5129f..41b58bd69 100644
--- a/src/devices/grolj4/lj4.cpp
+++ b/src/devices/grolj4/lj4.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1994-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1994-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/devices/grolj4/lj4_font.5.man b/src/devices/grolj4/lj4_font.5.man
index d8de891e2..7a9da4ce7 100644
--- a/src/devices/grolj4/lj4_font.5.man
+++ b/src/devices/grolj4/lj4_font.5.man
@@ -7,7 +7,7 @@ lj4_font \- groff fonts for use with devlj4
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 2004-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 2004-2018 Free Software Foundation, Inc.
.\"
.\" Permission is granted to make and distribute verbatim copies of this
.\" manual provided the copyright notice and this permission notice are
diff --git a/src/devices/gropdf/gropdf.1.man b/src/devices/gropdf/gropdf.1.man
index bd16721af..765e812d6 100644
--- a/src/devices/gropdf/gropdf.1.man
+++ b/src/devices/gropdf/gropdf.1.man
@@ -7,7 +7,7 @@ gropdf \- groff output driver for Portable Document Format
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 2011-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 2011-2018 Free Software Foundation, Inc.
.\"
.\" Permission is granted to make and distribute verbatim copies of this
.\" manual provided the copyright notice and this permission notice are
diff --git a/src/devices/gropdf/gropdf.am b/src/devices/gropdf/gropdf.am
index efa680d11..18970b617 100644
--- a/src/devices/gropdf/gropdf.am
+++ b/src/devices/gropdf/gropdf.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2011-2020 Free Software Foundation, Inc.
+# Copyright (C) 2011-2018 Free Software Foundation, Inc.
# Original Makefile.sub written by Deri James <deri@chuzzlewit.demon.co.uk>.
# Automake migration by Bertrand Garrigues
#
diff --git a/src/devices/gropdf/gropdf.pl b/src/devices/gropdf/gropdf.pl
index 468e17046..84948037b 100644
--- a/src/devices/gropdf/gropdf.pl
+++ b/src/devices/gropdf/gropdf.pl
@@ -2,7 +2,7 @@
#
# gropdf : PDF post processor for groff
#
-# Copyright (C) 2011-2020 Free Software Foundation, Inc.
+# Copyright (C) 2011-2018 Free Software Foundation, Inc.
# Written by Deri James <deri@chuzzlewit.myzen.co.uk>
#
# This file is part of groff.
diff --git a/src/devices/gropdf/pdfmom.1.man b/src/devices/gropdf/pdfmom.1.man
index 2d0da3364..d5b00e8e0 100644
--- a/src/devices/gropdf/pdfmom.1.man
+++ b/src/devices/gropdf/pdfmom.1.man
@@ -7,7 +7,7 @@ pdfmom \- produce PDF documents using the mom macro package for groff
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 2012-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 2012-2018 Free Software Foundation, Inc.
.\"
.\" Permission is granted to make and distribute verbatim copies of this
.\" manual provided the copyright notice and this permission notice are
diff --git a/src/devices/gropdf/pdfmom.pl b/src/devices/gropdf/pdfmom.pl
index 86de68f78..c9b08b235 100644
--- a/src/devices/gropdf/pdfmom.pl
+++ b/src/devices/gropdf/pdfmom.pl
@@ -4,7 +4,7 @@
# Deri James : Friday 16 Mar 2012
#
-# Copyright (C) 2012-2020 Free Software Foundation, Inc.
+# Copyright (C) 2012-2018 Free Software Foundation, Inc.
# Written by Deri James <deri@chuzzlewit.demon.co.uk>
#
# This file is part of groff.
diff --git a/src/devices/grops/grops.am b/src/devices/grops/grops.am
index cb5532a3a..4e2969791 100644
--- a/src/devices/grops/grops.am
+++ b/src/devices/grops/grops.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/src/devices/grops/ps.cpp b/src/devices/grops/ps.cpp
index 4eb6e2b88..ab3b1d730 100644
--- a/src/devices/grops/ps.cpp
+++ b/src/devices/grops/ps.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/devices/grops/ps.h b/src/devices/grops/ps.h
index 5cef694f0..816c7aba7 100644
--- a/src/devices/grops/ps.h
+++ b/src/devices/grops/ps.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/devices/grops/psrm.cpp b/src/devices/grops/psrm.cpp
index 9a012ef17..152f9d9a8 100644
--- a/src/devices/grops/psrm.cpp
+++ b/src/devices/grops/psrm.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/devices/grotty/grotty.1.man b/src/devices/grotty/grotty.1.man
index 150a15370..c2cd6d3c5 100644
--- a/src/devices/grotty/grotty.1.man
+++ b/src/devices/grotty/grotty.1.man
@@ -7,7 +7,7 @@ grotty \- groff output driver for typewriter-like (terminal) devices
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 1989-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 1989-2018 Free Software Foundation, Inc.
.\"
.\" Permission is granted to make and distribute verbatim copies of this
.\" manual provided the copyright notice and this permission notice are
diff --git a/src/devices/grotty/grotty.am b/src/devices/grotty/grotty.am
index 6a881fd17..6f674227d 100644
--- a/src/devices/grotty/grotty.am
+++ b/src/devices/grotty/grotty.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/src/devices/grotty/tty.cpp b/src/devices/grotty/tty.cpp
index 72f963e3d..9c405db3d 100644
--- a/src/devices/grotty/tty.cpp
+++ b/src/devices/grotty/tty.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/devices/xditview/ChangeLog b/src/devices/xditview/ChangeLog
index d997d4dc6..6b44a14f0 100644
--- a/src/devices/xditview/ChangeLog
+++ b/src/devices/xditview/ChangeLog
@@ -553,7 +553,7 @@ Sun May 26 14:14:01 1991 James Clark (jjc at jclark)
________________________________________________________________________
-Copyright 1991-2020 Free Software Foundation, Inc.
+Copyright 1991-2018 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
diff --git a/src/devices/xditview/xditview.am b/src/devices/xditview/xditview.am
index 2968a6678..c59ea1480 100644
--- a/src/devices/xditview/xditview.am
+++ b/src/devices/xditview/xditview.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/src/include/DviChar.h b/src/include/DviChar.h
index 1100d819f..fbc0f665b 100644
--- a/src/include/DviChar.h
+++ b/src/include/DviChar.h
@@ -1,5 +1,5 @@
/* -*- C -*- */
-/* Copyright (C) 2014-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2014-2018 Free Software Foundation, Inc.
This file is part of groff.
diff --git a/src/include/assert.h b/src/include/assert.h
index 440f0e4be..581cf885c 100644
--- a/src/include/assert.h
+++ b/src/include/assert.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/include/cmap.h b/src/include/cmap.h
index 3a62da189..72037ee4e 100644
--- a/src/include/cmap.h
+++ b/src/include/cmap.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/include/color.h b/src/include/color.h
index e3f945b19..502ca6f30 100644
--- a/src/include/color.h
+++ b/src/include/color.h
@@ -1,6 +1,6 @@
// -*- C++ -*-
/* <groff_src_dir>/src/include/color.h
-Copyright (C) 2001-2020 Free Software Foundation, Inc.
+Copyright (C) 2001-2018 Free Software Foundation, Inc.
Written by Gaius Mulley <gaius@glam.ac.uk>
This file is part of groff.
diff --git a/src/include/cset.h b/src/include/cset.h
index 996e9a8c8..92861cfc1 100644
--- a/src/include/cset.h
+++ b/src/include/cset.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/include/curtime.h b/src/include/curtime.h
index 5d3a24a7b..54d99293b 100644
--- a/src/include/curtime.h
+++ b/src/include/curtime.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2015-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2015-2018 Free Software Foundation, Inc.
This file is part of groff.
diff --git a/src/include/device.h b/src/include/device.h
index 6543292b2..9191f4edb 100644
--- a/src/include/device.h
+++ b/src/include/device.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/include/driver.h b/src/include/driver.h
index 0335b5b2a..e323de69d 100644
--- a/src/include/driver.h
+++ b/src/include/driver.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/include/errarg.h b/src/include/errarg.h
index 67a585245..4bc92bb93 100644
--- a/src/include/errarg.h
+++ b/src/include/errarg.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/include/error.h b/src/include/error.h
index 4a2aaf852..d86e47ef1 100644
--- a/src/include/error.h
+++ b/src/include/error.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/include/font.h b/src/include/font.h
index 6a2d564b8..ed9975110 100644
--- a/src/include/font.h
+++ b/src/include/font.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/include/geometry.h b/src/include/geometry.h
index 9f87f1b69..bceaf74ee 100644
--- a/src/include/geometry.h
+++ b/src/include/geometry.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 2001-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2001-2018 Free Software Foundation, Inc.
Written by Gaius Mulley <gaius@glam.ac.uk>
This file is part of groff.
diff --git a/src/include/getopt.h b/src/include/getopt.h
index 3d81e6d2d..6d91fe6f3 100644
--- a/src/include/getopt.h
+++ b/src/include/getopt.h
@@ -1,5 +1,5 @@
/* Declarations for getopt.
- Copyright (C) 1989-2020 Free Software Foundation, Inc.
+ Copyright (C) 1989-2018 Free Software Foundation, Inc.
This file is part of the GNU C Library.
diff --git a/src/include/getopt_int.h b/src/include/getopt_int.h
index fa6be4458..cb614840f 100644
--- a/src/include/getopt_int.h
+++ b/src/include/getopt_int.h
@@ -1,5 +1,5 @@
/* Internal declarations for getopt.
- Copyright (C) 1989-2020 Free Software Foundation, Inc.
+ Copyright (C) 1989-2018 Free Software Foundation, Inc.
This file is part of the GNU C Library.
diff --git a/src/include/gettext.h b/src/include/gettext.h
index 8a222127d..6f0c1b18e 100644
--- a/src/include/gettext.h
+++ b/src/include/gettext.h
@@ -1,5 +1,5 @@
/* -*- C -*- */
-/* Copyright (C) 2014-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2014-2018 Free Software Foundation, Inc.
This file is part of groff.
diff --git a/src/include/html-strings.h b/src/include/html-strings.h
index eaf551be9..737eea9b2 100644
--- a/src/include/html-strings.h
+++ b/src/include/html-strings.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 2001-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2001-2018 Free Software Foundation, Inc.
Written by Gaius Mulley (gaius@glam.ac.uk).
This file is part of groff.
diff --git a/src/include/htmlhint.h b/src/include/htmlhint.h
index c12a8b95b..08edf10e8 100644
--- a/src/include/htmlhint.h
+++ b/src/include/htmlhint.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 2000-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2000-2018 Free Software Foundation, Inc.
Written by Gaius Mulley <gaius@glam.ac.uk>
This file is part of groff.
diff --git a/src/include/include.am b/src/include/include.am
index ca32d6d04..1c8ced1f9 100644
--- a/src/include/include.am
+++ b/src/include/include.am
@@ -1,6 +1,6 @@
# Automake rules for 'include'
#
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# 'groff' 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/src/include/index.h b/src/include/index.h
index a7d320102..8fca7831f 100644
--- a/src/include/index.h
+++ b/src/include/index.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/include/itable.h b/src/include/itable.h
index 0bca65fd7..f5eb5d51f 100644
--- a/src/include/itable.h
+++ b/src/include/itable.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/include/lf.h b/src/include/lf.h
index dc85a8479..4e4475619 100644
--- a/src/include/lf.h
+++ b/src/include/lf.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 2014-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2014-2018 Free Software Foundation, Inc.
Written by Werner Lemberg (wl@gnu.org)
This file is part of groff.
diff --git a/src/include/lib.h b/src/include/lib.h
index 97d3041e1..abb69b890 100644
--- a/src/include/lib.h
+++ b/src/include/lib.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/include/localcharset.h b/src/include/localcharset.h
index bbf694e63..b94f7d2ce 100644
--- a/src/include/localcharset.h
+++ b/src/include/localcharset.h
@@ -1,5 +1,5 @@
/* Determine a canonical name for the current locale's character encoding.
- Copyright (C) 2000-2020 Free Software Foundation, Inc.
+ Copyright (C) 2000-2018 Free Software Foundation, Inc.
This file is part of the GNU CHARSET Library.
This program is free software; you can redistribute it and/or modify
diff --git a/src/include/macropath.h b/src/include/macropath.h
index 26c1baf67..2be649f31 100644
--- a/src/include/macropath.h
+++ b/src/include/macropath.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/include/nonposix.h b/src/include/nonposix.h
index 6a6100915..dbc34a39b 100644
--- a/src/include/nonposix.h
+++ b/src/include/nonposix.h
@@ -1,5 +1,5 @@
/* -*- C -*- */
-/* Copyright (C) 2000-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2000-2018 Free Software Foundation, Inc.
Written by Eli Zaretskii (eliz@is.elta.co.il)
This file is part of groff.
diff --git a/src/include/paper.h b/src/include/paper.h
index ed789c4b6..5cb712605 100644
--- a/src/include/paper.h
+++ b/src/include/paper.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2018 Free Software Foundation, Inc.
Written by Werner Lemberg (wl@gnu.org)
This file is part of groff.
diff --git a/src/include/posix.h b/src/include/posix.h
index 81c2d2276..333b0b458 100644
--- a/src/include/posix.h
+++ b/src/include/posix.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1992-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/include/printer.h b/src/include/printer.h
index 7b6a7ba5a..a29295579 100644
--- a/src/include/printer.h
+++ b/src/include/printer.h
@@ -2,7 +2,7 @@
// <groff_src_dir>/src/include/printer.h
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
diff --git a/src/include/ptable.h b/src/include/ptable.h
index edb11b846..97d745d53 100644
--- a/src/include/ptable.h
+++ b/src/include/ptable.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/include/refid.h b/src/include/refid.h
index 9bf3a40fd..a931c5692 100644
--- a/src/include/refid.h
+++ b/src/include/refid.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/include/relocate.h b/src/include/relocate.h
index 851e2ccff..e6956c03e 100644
--- a/src/include/relocate.h
+++ b/src/include/relocate.h
@@ -1,7 +1,7 @@
/* -*- C -*- */
/* Provide relocation for macro and font files.
- Copyright (C) 2005-2020 Free Software Foundation, Inc.
+ Copyright (C) 2005-2018 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify it
under the terms of the GNU Library General Public License as published
diff --git a/src/include/search.h b/src/include/search.h
index 466f44828..4fe18f2f7 100644
--- a/src/include/search.h
+++ b/src/include/search.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/include/searchpath.h b/src/include/searchpath.h
index 2dda4e81e..4a4b6c224 100644
--- a/src/include/searchpath.h
+++ b/src/include/searchpath.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/include/stringclass.h b/src/include/stringclass.h
index 3fe9afe9f..22e7ffa7b 100644
--- a/src/include/stringclass.h
+++ b/src/include/stringclass.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/include/symbol.h b/src/include/symbol.h
index e8bf81946..ce9e6454d 100644
--- a/src/include/symbol.h
+++ b/src/include/symbol.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/include/unicode.h b/src/include/unicode.h
index 670864b08..164f3c8ff 100644
--- a/src/include/unicode.h
+++ b/src/include/unicode.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2018 Free Software Foundation, Inc.
Written by Werner Lemberg <wl@gnu.org>
This file is part of groff.
diff --git a/src/libs/libbib/common.cpp b/src/libs/libbib/common.cpp
index 05accd809..9ccfebf2f 100644
--- a/src/libs/libbib/common.cpp
+++ b/src/libs/libbib/common.cpp
@@ -1,4 +1,4 @@
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/libs/libbib/index.cpp b/src/libs/libbib/index.cpp
index 8b1766714..39d473bfc 100644
--- a/src/libs/libbib/index.cpp
+++ b/src/libs/libbib/index.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/libs/libbib/libbib.am b/src/libs/libbib/libbib.am
index 00e1d3b14..0053b6f2e 100644
--- a/src/libs/libbib/libbib.am
+++ b/src/libs/libbib/libbib.am
@@ -1,6 +1,6 @@
# Automake rules for 'libbib'
#
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# 'groff' 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/src/libs/libbib/linear.cpp b/src/libs/libbib/linear.cpp
index e4c4bb799..f583c6888 100644
--- a/src/libs/libbib/linear.cpp
+++ b/src/libs/libbib/linear.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/libs/libbib/search.cpp b/src/libs/libbib/search.cpp
index 47360625b..9d0cab18f 100644
--- a/src/libs/libbib/search.cpp
+++ b/src/libs/libbib/search.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/libs/libdriver/input.cpp b/src/libs/libdriver/input.cpp
index 15f0ef1c5..fd46d777e 100644
--- a/src/libs/libdriver/input.cpp
+++ b/src/libs/libdriver/input.cpp
@@ -2,7 +2,7 @@
// <groff_src_dir>/src/libs/libdriver/input.cpp
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
Major rewrite 2001 by Bernd Warken <groff-bernd.warken-72@web.de>
diff --git a/src/libs/libdriver/libdriver.am b/src/libs/libdriver/libdriver.am
index 51475d898..28ddd1b63 100644
--- a/src/libs/libdriver/libdriver.am
+++ b/src/libs/libdriver/libdriver.am
@@ -1,6 +1,6 @@
# Automake rules for 'libdriver'
#
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# 'groff' 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/src/libs/libdriver/printer.cpp b/src/libs/libdriver/printer.cpp
index a4a03d1a1..773d438b5 100644
--- a/src/libs/libdriver/printer.cpp
+++ b/src/libs/libdriver/printer.cpp
@@ -2,7 +2,7 @@
// <groff_src_dir>/src/libs/libdriver/printer.cpp
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/libs/libgroff/assert.cpp b/src/libs/libgroff/assert.cpp
index ed47e336e..1f6bf59ac 100644
--- a/src/libs/libgroff/assert.cpp
+++ b/src/libs/libgroff/assert.cpp
@@ -1,4 +1,4 @@
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/libs/libgroff/change_lf.cpp b/src/libs/libgroff/change_lf.cpp
index 5a1837543..c2044fb74 100644
--- a/src/libs/libgroff/change_lf.cpp
+++ b/src/libs/libgroff/change_lf.cpp
@@ -1,4 +1,4 @@
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/libs/libgroff/cmap.cpp b/src/libs/libgroff/cmap.cpp
index 4a80a6db0..2ffbfe470 100644
--- a/src/libs/libgroff/cmap.cpp
+++ b/src/libs/libgroff/cmap.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/libs/libgroff/color.cpp b/src/libs/libgroff/color.cpp
index 6653a2709..18ee741a9 100644
--- a/src/libs/libgroff/color.cpp
+++ b/src/libs/libgroff/color.cpp
@@ -2,7 +2,7 @@
/* <groff_src_dir>/src/libs/libgroff/color.cpp
-Copyright (C) 2001-2020 Free Software Foundation, Inc.
+Copyright (C) 2001-2018 Free Software Foundation, Inc.
Written by Gaius Mulley <gaius@glam.ac.uk>
This file is part of groff.
diff --git a/src/libs/libgroff/config.charset b/src/libs/libgroff/config.charset
index 8fca485b8..9e2fea1db 100755
--- a/src/libs/libgroff/config.charset
+++ b/src/libs/libgroff/config.charset
@@ -1,7 +1,7 @@
#! /bin/sh
# Output a system dependent table of character encoding aliases.
#
-# Copyright (C) 2000-2020 Free Software Foundation, Inc.
+# Copyright (C) 2000-2018 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/src/libs/libgroff/cset.cpp b/src/libs/libgroff/cset.cpp
index 979055073..508adbc59 100644
--- a/src/libs/libgroff/cset.cpp
+++ b/src/libs/libgroff/cset.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/libs/libgroff/curtime.cpp b/src/libs/libgroff/curtime.cpp
index e778f8e8a..123bd7103 100644
--- a/src/libs/libgroff/curtime.cpp
+++ b/src/libs/libgroff/curtime.cpp
@@ -1,4 +1,4 @@
-/* Copyright (C) 2015-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2015-2018 Free Software Foundation, Inc.
This file is part of groff.
diff --git a/src/libs/libgroff/device.cpp b/src/libs/libgroff/device.cpp
index 3fb9da6e9..0d28b8545 100644
--- a/src/libs/libgroff/device.cpp
+++ b/src/libs/libgroff/device.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/libs/libgroff/errarg.cpp b/src/libs/libgroff/errarg.cpp
index 593e2a575..ec5eae173 100644
--- a/src/libs/libgroff/errarg.cpp
+++ b/src/libs/libgroff/errarg.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/libs/libgroff/error.cpp b/src/libs/libgroff/error.cpp
index 7a2b6ad0a..912112b21 100644
--- a/src/libs/libgroff/error.cpp
+++ b/src/libs/libgroff/error.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/libs/libgroff/fatal.cpp b/src/libs/libgroff/fatal.cpp
index bf547fbc5..c0dcb3563 100644
--- a/src/libs/libgroff/fatal.cpp
+++ b/src/libs/libgroff/fatal.cpp
@@ -1,4 +1,4 @@
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/libs/libgroff/filename.cpp b/src/libs/libgroff/filename.cpp
index 5716a4a74..d413bdbb3 100644
--- a/src/libs/libgroff/filename.cpp
+++ b/src/libs/libgroff/filename.cpp
@@ -1,4 +1,4 @@
-/* Copyright (C) 2014-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2014-2018 Free Software Foundation, Inc.
This file is part of groff.
diff --git a/src/libs/libgroff/fmod.c b/src/libs/libgroff/fmod.c
index 8b0b25aaa..7799f9eb0 100644
--- a/src/libs/libgroff/fmod.c
+++ b/src/libs/libgroff/fmod.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/libs/libgroff/font.cpp b/src/libs/libgroff/font.cpp
index d0488bc79..17e6f4250 100644
--- a/src/libs/libgroff/font.cpp
+++ b/src/libs/libgroff/font.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/libs/libgroff/fontfile.cpp b/src/libs/libgroff/fontfile.cpp
index e48843b0f..7cc312925 100644
--- a/src/libs/libgroff/fontfile.cpp
+++ b/src/libs/libgroff/fontfile.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/libs/libgroff/geometry.cpp b/src/libs/libgroff/geometry.cpp
index c4665c40e..c63a41a16 100644
--- a/src/libs/libgroff/geometry.cpp
+++ b/src/libs/libgroff/geometry.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by Gaius Mulley <gaius@glam.ac.uk>
using adjust_arc_center() from printer.cpp, written by James Clark.
diff --git a/src/libs/libgroff/getcwd.c b/src/libs/libgroff/getcwd.c
index d0cfc8f78..0920abc7c 100644
--- a/src/libs/libgroff/getcwd.c
+++ b/src/libs/libgroff/getcwd.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2000-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2000-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/libs/libgroff/getopt.c b/src/libs/libgroff/getopt.c
index 6efa5299b..4e218e1cb 100644
--- a/src/libs/libgroff/getopt.c
+++ b/src/libs/libgroff/getopt.c
@@ -2,7 +2,7 @@
NOTE: getopt is now part of the C library, so if you don't know what
"Keep this file name-space clean" means, talk to drepper@gnu.org
before changing it!
- Copyright (C) 1987-2020 Free Software Foundation, Inc.
+ Copyright (C) 1987-2018 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/src/libs/libgroff/getopt1.c b/src/libs/libgroff/getopt1.c
index 374b3ce18..0eb8eddca 100644
--- a/src/libs/libgroff/getopt1.c
+++ b/src/libs/libgroff/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) 1987-2018 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/src/libs/libgroff/glyphuni.cpp b/src/libs/libgroff/glyphuni.cpp
index ae89c3f1d..4b1ac6bb2 100644
--- a/src/libs/libgroff/glyphuni.cpp
+++ b/src/libs/libgroff/glyphuni.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2018 Free Software Foundation, Inc.
Written by Werner Lemberg <wl@gnu.org>
This file is part of groff.
diff --git a/src/libs/libgroff/htmlhint.cpp b/src/libs/libgroff/htmlhint.cpp
index 8ebb84e22..065e591c6 100644
--- a/src/libs/libgroff/htmlhint.cpp
+++ b/src/libs/libgroff/htmlhint.cpp
@@ -1,4 +1,4 @@
-/* Copyright (C) 2000-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2000-2018 Free Software Foundation, Inc.
Written by Gaius Mulley (gaius@glam.ac.uk)
This file is part of groff.
diff --git a/src/libs/libgroff/hypot.cpp b/src/libs/libgroff/hypot.cpp
index fa0977d5d..1fa44d466 100644
--- a/src/libs/libgroff/hypot.cpp
+++ b/src/libs/libgroff/hypot.cpp
@@ -1,4 +1,4 @@
-/* Copyright (C) 2005-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2005-2018 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/src/libs/libgroff/iftoa.c b/src/libs/libgroff/iftoa.c
index 57d72b66c..1bd584970 100644
--- a/src/libs/libgroff/iftoa.c
+++ b/src/libs/libgroff/iftoa.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/libs/libgroff/invalid.cpp b/src/libs/libgroff/invalid.cpp
index 59e46196c..49926fce8 100644
--- a/src/libs/libgroff/invalid.cpp
+++ b/src/libs/libgroff/invalid.cpp
@@ -1,4 +1,4 @@
-/* Copyright (C) 2000-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2000-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/libs/libgroff/itoa.c b/src/libs/libgroff/itoa.c
index 2a5897e9e..3bfe7e45b 100644
--- a/src/libs/libgroff/itoa.c
+++ b/src/libs/libgroff/itoa.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/libs/libgroff/lf.cpp b/src/libs/libgroff/lf.cpp
index 135fd794b..279011dc6 100644
--- a/src/libs/libgroff/lf.cpp
+++ b/src/libs/libgroff/lf.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/libs/libgroff/libgroff.am b/src/libs/libgroff/libgroff.am
index c9f5c2093..6f061dc41 100644
--- a/src/libs/libgroff/libgroff.am
+++ b/src/libs/libgroff/libgroff.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/src/libs/libgroff/lineno.cpp b/src/libs/libgroff/lineno.cpp
index 07faabe69..8e1e4fcc0 100644
--- a/src/libs/libgroff/lineno.cpp
+++ b/src/libs/libgroff/lineno.cpp
@@ -1,4 +1,4 @@
-/* Copyright (C) 2014-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2014-2018 Free Software Foundation, Inc.
This file is part of groff.
diff --git a/src/libs/libgroff/localcharset.c b/src/libs/libgroff/localcharset.c
index 1bc07a489..4322ca5aa 100644
--- a/src/libs/libgroff/localcharset.c
+++ b/src/libs/libgroff/localcharset.c
@@ -1,6 +1,6 @@
/* Determine a canonical name for the current locale's character encoding.
- Copyright (C) 2000-2020 Free Software Foundation, Inc.
+ Copyright (C) 2000-2018 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/src/libs/libgroff/macropath.cpp b/src/libs/libgroff/macropath.cpp
index a9c9b35df..5cd24e1a6 100644
--- a/src/libs/libgroff/macropath.cpp
+++ b/src/libs/libgroff/macropath.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/libs/libgroff/make-uniuni b/src/libs/libgroff/make-uniuni
index 386eacdfa..c81e61af6 100755
--- a/src/libs/libgroff/make-uniuni
+++ b/src/libs/libgroff/make-uniuni
@@ -2,7 +2,7 @@
#
# make-uniuni -- script for creating the file uniuni.cpp
#
-# Copyright (C) 2005-2020 Free Software Foundation, Inc.
+# Copyright (C) 2005-2018 Free Software Foundation, Inc.
# Written by Werner Lemberg <wl@gnu.org>
#
# This file is part of groff.
diff --git a/src/libs/libgroff/matherr.c b/src/libs/libgroff/matherr.c
index a1adbf837..1c48771d9 100644
--- a/src/libs/libgroff/matherr.c
+++ b/src/libs/libgroff/matherr.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/libs/libgroff/maxfilename.cpp b/src/libs/libgroff/maxfilename.cpp
index 5e1defeaa..009b45d55 100644
--- a/src/libs/libgroff/maxfilename.cpp
+++ b/src/libs/libgroff/maxfilename.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1992-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/libs/libgroff/maxpathname.cpp b/src/libs/libgroff/maxpathname.cpp
index 8041eeb2e..ca5312332 100644
--- a/src/libs/libgroff/maxpathname.cpp
+++ b/src/libs/libgroff/maxpathname.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 2005-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2005-2018 Free Software Foundation, Inc.
Written by Werner Lemberg (wl@gnu.org)
This file is part of groff.
diff --git a/src/libs/libgroff/mksdir.cpp b/src/libs/libgroff/mksdir.cpp
index 5fa6d28ce..5b6074456 100644
--- a/src/libs/libgroff/mksdir.cpp
+++ b/src/libs/libgroff/mksdir.cpp
@@ -1,4 +1,4 @@
-/* Copyright (C) 2001-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2001-2018 Free Software Foundation, Inc.
Written by Werner Lemberg (wl@gnu.org)
This file is part of groff.
diff --git a/src/libs/libgroff/mkstemp.cpp b/src/libs/libgroff/mkstemp.cpp
index 089a10a07..e867f8e6e 100644
--- a/src/libs/libgroff/mkstemp.cpp
+++ b/src/libs/libgroff/mkstemp.cpp
@@ -1,4 +1,4 @@
-/* Copyright (C) 2001-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2001-2018 Free Software Foundation, Inc.
Written by Werner Lemberg (wl@gnu.org)
This file is part of groff.
diff --git a/src/libs/libgroff/nametoindex.cpp b/src/libs/libgroff/nametoindex.cpp
index 798007e9e..7708610ae 100644
--- a/src/libs/libgroff/nametoindex.cpp
+++ b/src/libs/libgroff/nametoindex.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/libs/libgroff/new.cpp b/src/libs/libgroff/new.cpp
index 282638941..74f1d2716 100644
--- a/src/libs/libgroff/new.cpp
+++ b/src/libs/libgroff/new.cpp
@@ -1,4 +1,4 @@
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/libs/libgroff/paper.cpp b/src/libs/libgroff/paper.cpp
index 842f3690c..4c90e7d8f 100644
--- a/src/libs/libgroff/paper.cpp
+++ b/src/libs/libgroff/paper.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2018 Free Software Foundation, Inc.
Written by Werner Lemberg (wl@gnu.org)
This file is part of groff.
diff --git a/src/libs/libgroff/prime.cpp b/src/libs/libgroff/prime.cpp
index 284851379..c75d45aa4 100644
--- a/src/libs/libgroff/prime.cpp
+++ b/src/libs/libgroff/prime.cpp
@@ -1,4 +1,4 @@
-/* Copyright (C) 2014-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2014-2018 Free Software Foundation, Inc.
This file is part of groff.
diff --git a/src/libs/libgroff/progname.c b/src/libs/libgroff/progname.c
index f4320c192..34d320a19 100644
--- a/src/libs/libgroff/progname.c
+++ b/src/libs/libgroff/progname.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2014-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2014-2018 Free Software Foundation, Inc.
This file is part of groff.
diff --git a/src/libs/libgroff/ptable.cpp b/src/libs/libgroff/ptable.cpp
index eff0e04c1..06d5550fa 100644
--- a/src/libs/libgroff/ptable.cpp
+++ b/src/libs/libgroff/ptable.cpp
@@ -1,4 +1,4 @@
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/libs/libgroff/putenv.c b/src/libs/libgroff/putenv.c
index 692a1263a..9fbd8ef5d 100644
--- a/src/libs/libgroff/putenv.c
+++ b/src/libs/libgroff/putenv.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2018 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/src/libs/libgroff/quotearg.c b/src/libs/libgroff/quotearg.c
index 8d217073f..afef93f0b 100644
--- a/src/libs/libgroff/quotearg.c
+++ b/src/libs/libgroff/quotearg.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2004-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2004-2018 Free Software Foundation, Inc.
Written by: Jeff Conrad (jeff_conrad@msn.com)
and Keith Marshall (keith.d.marshall@ntlworld.com)
diff --git a/src/libs/libgroff/ref-add.sin b/src/libs/libgroff/ref-add.sin
index 50aa7d137..0f5f20b9f 100644
--- a/src/libs/libgroff/ref-add.sin
+++ b/src/libs/libgroff/ref-add.sin
@@ -1,6 +1,6 @@
# Add this package to a list of references stored in a text file.
#
-# Copyright (C) 2000-2020 Free Software Foundation, Inc.
+# Copyright (C) 2000-2018 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/src/libs/libgroff/ref-del.sin b/src/libs/libgroff/ref-del.sin
index 16014696c..48551142b 100644
--- a/src/libs/libgroff/ref-del.sin
+++ b/src/libs/libgroff/ref-del.sin
@@ -1,6 +1,6 @@
# Remove this package from a list of references stored in a text file.
#
-# Copyright (C) 2000-2020 Free Software Foundation, Inc.
+# Copyright (C) 2000-2018 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/src/libs/libgroff/relocatable.h b/src/libs/libgroff/relocatable.h
index f15219488..2207fcb58 100644
--- a/src/libs/libgroff/relocatable.h
+++ b/src/libs/libgroff/relocatable.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2014-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2014-2018 Free Software Foundation, Inc.
This file is part of groff.
diff --git a/src/libs/libgroff/relocate.cpp b/src/libs/libgroff/relocate.cpp
index 393fbfc7c..8c973d9b5 100644
--- a/src/libs/libgroff/relocate.cpp
+++ b/src/libs/libgroff/relocate.cpp
@@ -1,5 +1,5 @@
/* Provide relocation for macro and font files.
- Copyright (C) 2005-2020 Free Software Foundation, Inc.
+ Copyright (C) 2005-2018 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify it
under the terms of the GNU Library General Public License as published
diff --git a/src/libs/libgroff/searchpath.cpp b/src/libs/libgroff/searchpath.cpp
index d2fc08cfe..18a5c4eb0 100644
--- a/src/libs/libgroff/searchpath.cpp
+++ b/src/libs/libgroff/searchpath.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/libs/libgroff/spawnvp.c b/src/libs/libgroff/spawnvp.c
index 1fffa2b89..902d03db0 100644
--- a/src/libs/libgroff/spawnvp.c
+++ b/src/libs/libgroff/spawnvp.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2004-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2004-2018 Free Software Foundation, Inc.
Written by: Keith Marshall (keith.d.marshall@ntlworld.com)
This file is part of groff.
diff --git a/src/libs/libgroff/strcasecmp.c b/src/libs/libgroff/strcasecmp.c
index 22c099720..2d99f4fb6 100644
--- a/src/libs/libgroff/strcasecmp.c
+++ b/src/libs/libgroff/strcasecmp.c
@@ -1,5 +1,5 @@
/* strcasecmp.c -- case insensitive string comparator
- Copyright (C) 1998-2020 Free Software Foundation, Inc.
+ Copyright (C) 1998-2018 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/src/libs/libgroff/strerror.c b/src/libs/libgroff/strerror.c
index a8887e5a7..b6e946845 100644
--- a/src/libs/libgroff/strerror.c
+++ b/src/libs/libgroff/strerror.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/libs/libgroff/string.cpp b/src/libs/libgroff/string.cpp
index f28b8bb41..46c015c04 100644
--- a/src/libs/libgroff/string.cpp
+++ b/src/libs/libgroff/string.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/libs/libgroff/strncasecmp.c b/src/libs/libgroff/strncasecmp.c
index ec8aae24d..19046a863 100644
--- a/src/libs/libgroff/strncasecmp.c
+++ b/src/libs/libgroff/strncasecmp.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2014-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2014-2018 Free Software Foundation, Inc.
This file is part of groff.
diff --git a/src/libs/libgroff/strsave.cpp b/src/libs/libgroff/strsave.cpp
index b890d6ee4..f95c05e5e 100644
--- a/src/libs/libgroff/strsave.cpp
+++ b/src/libs/libgroff/strsave.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/libs/libgroff/strtol.c b/src/libs/libgroff/strtol.c
index 182073245..9928a228d 100644
--- a/src/libs/libgroff/strtol.c
+++ b/src/libs/libgroff/strtol.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/libs/libgroff/symbol.cpp b/src/libs/libgroff/symbol.cpp
index cc1d2415c..6ce943d8e 100644
--- a/src/libs/libgroff/symbol.cpp
+++ b/src/libs/libgroff/symbol.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/libs/libgroff/tmpfile.cpp b/src/libs/libgroff/tmpfile.cpp
index c3c9db223..19285c4c8 100644
--- a/src/libs/libgroff/tmpfile.cpp
+++ b/src/libs/libgroff/tmpfile.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/libs/libgroff/tmpname.cpp b/src/libs/libgroff/tmpname.cpp
index 4d96e9047..c78400139 100644
--- a/src/libs/libgroff/tmpname.cpp
+++ b/src/libs/libgroff/tmpname.cpp
@@ -1,4 +1,4 @@
-/* Copyright (C) 2001-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2001-2018 Free Software Foundation, Inc.
Written by Werner Lemberg (wl@gnu.org)
This file is part of groff.
diff --git a/src/libs/libgroff/unicode.cpp b/src/libs/libgroff/unicode.cpp
index 29e80c72e..784c0b5f8 100644
--- a/src/libs/libgroff/unicode.cpp
+++ b/src/libs/libgroff/unicode.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2018 Free Software Foundation, Inc.
Written by Werner Lemberg <wl@gnu.org>
This file is part of groff.
diff --git a/src/libs/libgroff/uniglyph.cpp b/src/libs/libgroff/uniglyph.cpp
index bab2bc4ee..911f4c820 100644
--- a/src/libs/libgroff/uniglyph.cpp
+++ b/src/libs/libgroff/uniglyph.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2018 Free Software Foundation, Inc.
Written by Werner Lemberg <wl@gnu.org>
This file is part of groff.
diff --git a/src/libs/libgroff/uniuni.cpp b/src/libs/libgroff/uniuni.cpp
index e3b270832..165435549 100644
--- a/src/libs/libgroff/uniuni.cpp
+++ b/src/libs/libgroff/uniuni.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2018 Free Software Foundation, Inc.
Written by Werner Lemberg <wl@gnu.org>
This file is part of groff.
diff --git a/src/libs/libxutil/DviChar.c b/src/libs/libxutil/DviChar.c
index ef9262dbf..26cffa7f8 100644
--- a/src/libs/libxutil/DviChar.c
+++ b/src/libs/libxutil/DviChar.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2014-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2014-2018 Free Software Foundation, Inc.
This file is part of groff.
diff --git a/src/libs/libxutil/XFontName.c b/src/libs/libxutil/XFontName.c
index d366ada5e..9ac4f970c 100644
--- a/src/libs/libxutil/XFontName.c
+++ b/src/libs/libxutil/XFontName.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2014-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2014-2018 Free Software Foundation, Inc.
This file is part of groff.
diff --git a/src/libs/libxutil/libxutil.am b/src/libs/libxutil/libxutil.am
index 59635303d..1223ec59b 100644
--- a/src/libs/libxutil/libxutil.am
+++ b/src/libs/libxutil/libxutil.am
@@ -1,6 +1,6 @@
# Automake rules for 'libxutil'
#
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# 'groff' 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/src/libs/libxutil/xmalloc.c b/src/libs/libxutil/xmalloc.c
index 9eb7564db..5550acc03 100644
--- a/src/libs/libxutil/xmalloc.c
+++ b/src/libs/libxutil/xmalloc.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2014-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2014-2018 Free Software Foundation, Inc.
This file is part of groff.
diff --git a/src/preproc/eqn/box.cpp b/src/preproc/eqn/box.cpp
index adb6ec78f..1d51cb75a 100644
--- a/src/preproc/eqn/box.cpp
+++ b/src/preproc/eqn/box.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/eqn/box.h b/src/preproc/eqn/box.h
index 981b46412..2ae647b37 100644
--- a/src/preproc/eqn/box.h
+++ b/src/preproc/eqn/box.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/eqn/delim.cpp b/src/preproc/eqn/delim.cpp
index deda4f946..f6b7e78f2 100644
--- a/src/preproc/eqn/delim.cpp
+++ b/src/preproc/eqn/delim.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/eqn/eqn.1.man b/src/preproc/eqn/eqn.1.man
index 47d563062..f026a0f6e 100644
--- a/src/preproc/eqn/eqn.1.man
+++ b/src/preproc/eqn/eqn.1.man
@@ -8,7 +8,7 @@
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 1989-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 1989-2018 Free Software Foundation, Inc.
.\"
.\" Permission is granted to make and distribute verbatim copies of this
.\" manual provided the copyright notice and this permission notice are
diff --git a/src/preproc/eqn/eqn.am b/src/preproc/eqn/eqn.am
index 6c841564a..66699e58a 100644
--- a/src/preproc/eqn/eqn.am
+++ b/src/preproc/eqn/eqn.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/src/preproc/eqn/eqn.h b/src/preproc/eqn/eqn.h
index 878b120d5..0a506a002 100644
--- a/src/preproc/eqn/eqn.h
+++ b/src/preproc/eqn/eqn.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/eqn/eqn.ypp b/src/preproc/eqn/eqn.ypp
index 5beeb67cb..6825afb57 100644
--- a/src/preproc/eqn/eqn.ypp
+++ b/src/preproc/eqn/eqn.ypp
@@ -1,4 +1,4 @@
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/eqn/lex.cpp b/src/preproc/eqn/lex.cpp
index dfe3197b3..3947a0fb4 100644
--- a/src/preproc/eqn/lex.cpp
+++ b/src/preproc/eqn/lex.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/eqn/limit.cpp b/src/preproc/eqn/limit.cpp
index bf64a0417..1efa03d8f 100644
--- a/src/preproc/eqn/limit.cpp
+++ b/src/preproc/eqn/limit.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/eqn/list.cpp b/src/preproc/eqn/list.cpp
index 52644c50f..849e9b808 100644
--- a/src/preproc/eqn/list.cpp
+++ b/src/preproc/eqn/list.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/eqn/main.cpp b/src/preproc/eqn/main.cpp
index 17b5db2f7..ede731709 100644
--- a/src/preproc/eqn/main.cpp
+++ b/src/preproc/eqn/main.cpp
@@ -1,4 +1,4 @@
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/eqn/mark.cpp b/src/preproc/eqn/mark.cpp
index 9427b1073..f8ccf7590 100644
--- a/src/preproc/eqn/mark.cpp
+++ b/src/preproc/eqn/mark.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/eqn/neqn.1.man b/src/preproc/eqn/neqn.1.man
index ea71f010a..0c29cf87f 100644
--- a/src/preproc/eqn/neqn.1.man
+++ b/src/preproc/eqn/neqn.1.man
@@ -7,7 +7,7 @@
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 2001-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 2001-2018 Free Software Foundation, Inc.
.\"
.\" Permission is granted to make and distribute verbatim copies of this
.\" manual provided the copyright notice and this permission notice are
diff --git a/src/preproc/eqn/neqn.sh b/src/preproc/eqn/neqn.sh
index fb8d616d9..5ac4fbb63 100644
--- a/src/preproc/eqn/neqn.sh
+++ b/src/preproc/eqn/neqn.sh
@@ -1,5 +1,5 @@
#! /bin/sh
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/src/preproc/eqn/other.cpp b/src/preproc/eqn/other.cpp
index e8d7918cd..8db993fb1 100644
--- a/src/preproc/eqn/other.cpp
+++ b/src/preproc/eqn/other.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/eqn/over.cpp b/src/preproc/eqn/over.cpp
index 6a9cd9b44..554ca3e65 100644
--- a/src/preproc/eqn/over.cpp
+++ b/src/preproc/eqn/over.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/eqn/pbox.h b/src/preproc/eqn/pbox.h
index b18541932..c3b249724 100644
--- a/src/preproc/eqn/pbox.h
+++ b/src/preproc/eqn/pbox.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/eqn/pile.cpp b/src/preproc/eqn/pile.cpp
index f9b86726d..1d3f5925c 100644
--- a/src/preproc/eqn/pile.cpp
+++ b/src/preproc/eqn/pile.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/eqn/script.cpp b/src/preproc/eqn/script.cpp
index 9ec8e4b1a..acce79089 100644
--- a/src/preproc/eqn/script.cpp
+++ b/src/preproc/eqn/script.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/eqn/special.cpp b/src/preproc/eqn/special.cpp
index 25c37247d..5484eca83 100644
--- a/src/preproc/eqn/special.cpp
+++ b/src/preproc/eqn/special.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/eqn/sqrt.cpp b/src/preproc/eqn/sqrt.cpp
index e8d7c77ff..f64000800 100644
--- a/src/preproc/eqn/sqrt.cpp
+++ b/src/preproc/eqn/sqrt.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/eqn/text.cpp b/src/preproc/eqn/text.cpp
index 94cd27ec4..f3d06f9f7 100644
--- a/src/preproc/eqn/text.cpp
+++ b/src/preproc/eqn/text.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/grn/grn.1.man b/src/preproc/grn/grn.1.man
index 8ae9d1199..f01120384 100644
--- a/src/preproc/grn/grn.1.man
+++ b/src/preproc/grn/grn.1.man
@@ -8,7 +8,7 @@
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 2000-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 2000-2018 Free Software Foundation, Inc.
.\"
.\" Permission is granted to make and distribute verbatim copies of this
.\" manual provided the copyright notice and this permission notice are
diff --git a/src/preproc/grn/grn.am b/src/preproc/grn/grn.am
index b9c65427a..0611af784 100644
--- a/src/preproc/grn/grn.am
+++ b/src/preproc/grn/grn.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/src/preproc/html/html.am b/src/preproc/html/html.am
index ac5ca9dd2..64a51e874 100644
--- a/src/preproc/html/html.am
+++ b/src/preproc/html/html.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/src/preproc/html/pre-html.cpp b/src/preproc/html/pre-html.cpp
index b2eea71f2..46defda5c 100644
--- a/src/preproc/html/pre-html.cpp
+++ b/src/preproc/html/pre-html.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 2000-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2000-2018 Free Software Foundation, Inc.
* Written by Gaius Mulley (gaius@glam.ac.uk).
*
* This file is part of groff.
diff --git a/src/preproc/html/pre-html.h b/src/preproc/html/pre-html.h
index f2578549c..b8b86f453 100644
--- a/src/preproc/html/pre-html.h
+++ b/src/preproc/html/pre-html.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 2000-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2000-2018 Free Software Foundation, Inc.
* Written by Gaius Mulley (gaius@glam.ac.uk).
*
* This file is part of groff.
diff --git a/src/preproc/html/pushback.cpp b/src/preproc/html/pushback.cpp
index 52f2a8544..a05e58dde 100644
--- a/src/preproc/html/pushback.cpp
+++ b/src/preproc/html/pushback.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 2000-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2000-2018 Free Software Foundation, Inc.
Written by Gaius Mulley (gaius@glam.ac.uk).
This file is part of groff.
diff --git a/src/preproc/html/pushback.h b/src/preproc/html/pushback.h
index f087ec866..ae05d93be 100644
--- a/src/preproc/html/pushback.h
+++ b/src/preproc/html/pushback.h
@@ -1,5 +1,5 @@
// -*- C -*-
-/* Copyright (C) 2000-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2000-2018 Free Software Foundation, Inc.
Written by Gaius Mulley (gaius@glam.ac.uk).
This file is part of groff.
diff --git a/src/preproc/pic/common.cpp b/src/preproc/pic/common.cpp
index 6a4a93eb9..32eea6029 100644
--- a/src/preproc/pic/common.cpp
+++ b/src/preproc/pic/common.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/pic/common.h b/src/preproc/pic/common.h
index a2d5f701e..9f4c7de11 100644
--- a/src/preproc/pic/common.h
+++ b/src/preproc/pic/common.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/pic/lex.cpp b/src/preproc/pic/lex.cpp
index 986321dbb..a6327aa0d 100644
--- a/src/preproc/pic/lex.cpp
+++ b/src/preproc/pic/lex.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/pic/main.cpp b/src/preproc/pic/main.cpp
index 34f81f16e..597a33970 100644
--- a/src/preproc/pic/main.cpp
+++ b/src/preproc/pic/main.cpp
@@ -1,4 +1,4 @@
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/pic/object.cpp b/src/preproc/pic/object.cpp
index ee2c7db54..d8ba61037 100644
--- a/src/preproc/pic/object.cpp
+++ b/src/preproc/pic/object.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/pic/object.h b/src/preproc/pic/object.h
index e39b6a6cf..e053f080a 100644
--- a/src/preproc/pic/object.h
+++ b/src/preproc/pic/object.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/pic/output.h b/src/preproc/pic/output.h
index f01e0a152..8dd43840d 100644
--- a/src/preproc/pic/output.h
+++ b/src/preproc/pic/output.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/pic/pic.1.man b/src/preproc/pic/pic.1.man
index aa31b62cb..7b97804d6 100644
--- a/src/preproc/pic/pic.1.man
+++ b/src/preproc/pic/pic.1.man
@@ -7,7 +7,7 @@
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 1989-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 1989-2018 Free Software Foundation, Inc.
.\"
.\" Permission is granted to make and distribute verbatim copies of this
.\" manual provided the copyright notice and this permission notice are
diff --git a/src/preproc/pic/pic.am b/src/preproc/pic/pic.am
index e3a5ad225..f3f5eee54 100644
--- a/src/preproc/pic/pic.am
+++ b/src/preproc/pic/pic.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/src/preproc/pic/pic.h b/src/preproc/pic/pic.h
index 0d86183d9..3623d2a64 100644
--- a/src/preproc/pic/pic.h
+++ b/src/preproc/pic/pic.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/pic/pic.ypp b/src/preproc/pic/pic.ypp
index 413e3d161..92d2bb1c0 100644
--- a/src/preproc/pic/pic.ypp
+++ b/src/preproc/pic/pic.ypp
@@ -1,4 +1,4 @@
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/pic/position.h b/src/preproc/pic/position.h
index fb3273714..2d915da9c 100644
--- a/src/preproc/pic/position.h
+++ b/src/preproc/pic/position.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/pic/tex.cpp b/src/preproc/pic/tex.cpp
index c6071af36..5dae49e38 100644
--- a/src/preproc/pic/tex.cpp
+++ b/src/preproc/pic/tex.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/pic/text.h b/src/preproc/pic/text.h
index 9b9353f5d..ad4caf886 100644
--- a/src/preproc/pic/text.h
+++ b/src/preproc/pic/text.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/pic/troff.cpp b/src/preproc/pic/troff.cpp
index 8955b30ec..0e47b5788 100644
--- a/src/preproc/pic/troff.cpp
+++ b/src/preproc/pic/troff.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/preconv/preconv.1.man b/src/preproc/preconv/preconv.1.man
index 2ddfe84cd..1d6b014a4 100644
--- a/src/preproc/preconv/preconv.1.man
+++ b/src/preproc/preconv/preconv.1.man
@@ -7,7 +7,7 @@ preconv \- prepare files for typesetting with groff
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 2006-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 2006-2018 Free Software Foundation, Inc.
.\"
.\" Permission is granted to make and distribute verbatim copies of this
.\" manual provided the copyright notice and this permission notice are
diff --git a/src/preproc/preconv/preconv.am b/src/preproc/preconv/preconv.am
index 2358a5f4e..10d628815 100644
--- a/src/preproc/preconv/preconv.am
+++ b/src/preproc/preconv/preconv.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/src/preproc/preconv/preconv.cpp b/src/preproc/preconv/preconv.cpp
index b58c753aa..e9ca534b6 100644
--- a/src/preproc/preconv/preconv.cpp
+++ b/src/preproc/preconv/preconv.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 2005-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2005-2018 Free Software Foundation, Inc.
Written by Werner Lemberg (wl@gnu.org)
This file is part of groff.
diff --git a/src/preproc/refer/command.cpp b/src/preproc/refer/command.cpp
index 75b197802..f32ca241c 100644
--- a/src/preproc/refer/command.cpp
+++ b/src/preproc/refer/command.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/refer/command.h b/src/preproc/refer/command.h
index 6844839f2..dd143eb85 100644
--- a/src/preproc/refer/command.h
+++ b/src/preproc/refer/command.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/refer/label.ypp b/src/preproc/refer/label.ypp
index ed02052be..6409990cb 100644
--- a/src/preproc/refer/label.ypp
+++ b/src/preproc/refer/label.ypp
@@ -1,5 +1,5 @@
/* -*- C++ -*-
- Copyright (C) 1989-2020 Free Software Foundation, Inc.
+ Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/refer/ref.cpp b/src/preproc/refer/ref.cpp
index c97e0b028..3d9e94277 100644
--- a/src/preproc/refer/ref.cpp
+++ b/src/preproc/refer/ref.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/refer/ref.h b/src/preproc/refer/ref.h
index 1205a28b4..dfc4552f6 100644
--- a/src/preproc/refer/ref.h
+++ b/src/preproc/refer/ref.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/refer/refer.1.man b/src/preproc/refer/refer.1.man
index ab24e3977..c90de456d 100644
--- a/src/preproc/refer/refer.1.man
+++ b/src/preproc/refer/refer.1.man
@@ -7,7 +7,7 @@
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 1989-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 1989-2018 Free Software Foundation, Inc.
.\"
.\" Permission is granted to make and distribute verbatim copies of this
.\" manual provided the copyright notice and this permission notice are
diff --git a/src/preproc/refer/refer.am b/src/preproc/refer/refer.am
index af16f9695..ce3b35300 100644
--- a/src/preproc/refer/refer.am
+++ b/src/preproc/refer/refer.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/src/preproc/refer/refer.cpp b/src/preproc/refer/refer.cpp
index ce5204a9d..fe1e52aeb 100644
--- a/src/preproc/refer/refer.cpp
+++ b/src/preproc/refer/refer.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/refer/refer.h b/src/preproc/refer/refer.h
index 80041667f..a1a791ce8 100644
--- a/src/preproc/refer/refer.h
+++ b/src/preproc/refer/refer.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/refer/token.cpp b/src/preproc/refer/token.cpp
index e643cbd4a..4aa0d22c9 100644
--- a/src/preproc/refer/token.cpp
+++ b/src/preproc/refer/token.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/refer/token.h b/src/preproc/refer/token.h
index 9cd688caf..fbff8f603 100644
--- a/src/preproc/refer/token.h
+++ b/src/preproc/refer/token.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/soelim/soelim.1.man b/src/preproc/soelim/soelim.1.man
index fbc17e38f..c72696e62 100644
--- a/src/preproc/soelim/soelim.1.man
+++ b/src/preproc/soelim/soelim.1.man
@@ -8,7 +8,7 @@
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 1989-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 1989-2018 Free Software Foundation, Inc.
.\"
.\" Permission is granted to make and distribute verbatim copies of this
.\" manual provided the copyright notice and this permission notice are
diff --git a/src/preproc/soelim/soelim.am b/src/preproc/soelim/soelim.am
index 1aa7941d1..2b3e1bb85 100644
--- a/src/preproc/soelim/soelim.am
+++ b/src/preproc/soelim/soelim.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/src/preproc/soelim/soelim.cpp b/src/preproc/soelim/soelim.cpp
index 0c379d1d8..549b5569b 100644
--- a/src/preproc/soelim/soelim.cpp
+++ b/src/preproc/soelim/soelim.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/tbl/main.cpp b/src/preproc/tbl/main.cpp
index 710587bcf..3698e1059 100644
--- a/src/preproc/tbl/main.cpp
+++ b/src/preproc/tbl/main.cpp
@@ -1,4 +1,4 @@
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/tbl/table.cpp b/src/preproc/tbl/table.cpp
index 7b62bb6c0..8dbd4bc8b 100644
--- a/src/preproc/tbl/table.cpp
+++ b/src/preproc/tbl/table.cpp
@@ -1,4 +1,4 @@
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/tbl/table.h b/src/preproc/tbl/table.h
index 00d1c712a..3e8d9cb80 100644
--- a/src/preproc/tbl/table.h
+++ b/src/preproc/tbl/table.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/preproc/tbl/tbl.1.man b/src/preproc/tbl/tbl.1.man
index 696148c73..56a60eb58 100644
--- a/src/preproc/tbl/tbl.1.man
+++ b/src/preproc/tbl/tbl.1.man
@@ -10,7 +10,7 @@
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 1989-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 1989-2018 Free Software Foundation, Inc.
.\"
.\" Permission is granted to make and distribute verbatim copies of this
.\" manual provided the copyright notice and this permission notice are
diff --git a/src/preproc/tbl/tbl.am b/src/preproc/tbl/tbl.am
index d71d17f7c..c978ffc12 100644
--- a/src/preproc/tbl/tbl.am
+++ b/src/preproc/tbl/tbl.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/src/roff/groff/groff.1.man b/src/roff/groff/groff.1.man
index c4e6eeefb..3d86b2e18 100644
--- a/src/roff/groff/groff.1.man
+++ b/src/roff/groff/groff.1.man
@@ -7,7 +7,7 @@ groff \- front-end for the groff document formatting system
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 1989-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 1989-2018 Free Software Foundation, Inc.
.\"
.\" This file is part of groff, the GNU roff type-setting system.
.\"
diff --git a/src/roff/groff/groff.am b/src/roff/groff/groff.am
index f6f001a5e..4854eabe1 100644
--- a/src/roff/groff/groff.am
+++ b/src/roff/groff/groff.am
@@ -1,4 +1,4 @@
-# Copyright (C) 1993-2020 Free Software Foundation, Inc.
+# Copyright (C) 1993-2018 Free Software Foundation, Inc.
#
# Original Makefile.sub rewritten by
# Bernd Warken <groff-bernd.warken-72@web.de>
diff --git a/src/roff/groff/groff.cpp b/src/roff/groff/groff.cpp
index 2ad410743..f568ac029 100644
--- a/src/roff/groff/groff.cpp
+++ b/src/roff/groff/groff.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
@@ -220,7 +220,7 @@ int main(int argc, char **argv)
vflag = 1;
printf("GNU groff version %s\n", Version_string);
printf(
- "Copyright (C) 2020 Free Software Foundation, Inc.\n"
+ "Copyright (C) 2018 Free Software Foundation, Inc.\n"
"GNU groff comes with ABSOLUTELY NO WARRANTY.\n"
"You may redistribute copies of groff and its subprograms\n"
"under the terms of the GNU General Public License.\n"
diff --git a/src/roff/groff/pipeline.c b/src/roff/groff/pipeline.c
index e0cff68dd..2e3236f37 100644
--- a/src/roff/groff/pipeline.c
+++ b/src/roff/groff/pipeline.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/roff/groff/pipeline.h b/src/roff/groff/pipeline.h
index 17c02a6df..1d44c6acf 100644
--- a/src/roff/groff/pipeline.h
+++ b/src/roff/groff/pipeline.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/roff/groff/tests/on_latin1_device_oq_is_0x27.sh b/src/roff/groff/tests/on_latin1_device_oq_is_0x27.sh
index 2ee885f57..81b769a79 100755
--- a/src/roff/groff/tests/on_latin1_device_oq_is_0x27.sh
+++ b/src/roff/groff/tests/on_latin1_device_oq_is_0x27.sh
@@ -1,6 +1,6 @@
#!/usr/bin/env bash
#
-# Copyright (C) 2019-2020 Free Software Foundation, Inc.
+# Copyright (C) 2019 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/src/roff/groff/tests/regression_savannah_56555.sh b/src/roff/groff/tests/regression_savannah_56555.sh
index 3d13f1690..3c891b647 100755
--- a/src/roff/groff/tests/regression_savannah_56555.sh
+++ b/src/roff/groff/tests/regression_savannah_56555.sh
@@ -1,6 +1,6 @@
#!/bin/sh
#
-# Copyright (C) 2019-2020 Free Software Foundation, Inc.
+# Copyright (C) 2019 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/src/roff/groff/tests/string_case_xform_errors.sh b/src/roff/groff/tests/string_case_xform_errors.sh
index e67dfc925..f14e43f68 100755
--- a/src/roff/groff/tests/string_case_xform_errors.sh
+++ b/src/roff/groff/tests/string_case_xform_errors.sh
@@ -1,6 +1,6 @@
#!/bin/sh
#
-# Copyright (C) 2019-2020 Free Software Foundation, Inc.
+# Copyright (C) 2019 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/src/roff/groff/tests/string_case_xform_requests.sh b/src/roff/groff/tests/string_case_xform_requests.sh
index 0d85ebbdb..96138f458 100755
--- a/src/roff/groff/tests/string_case_xform_requests.sh
+++ b/src/roff/groff/tests/string_case_xform_requests.sh
@@ -1,6 +1,6 @@
#!/usr/bin/env bash
#
-# Copyright (C) 2019-2020 Free Software Foundation, Inc.
+# Copyright (C) 2019 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/src/roff/groff/tests/string_case_xform_unicode_escape.sh b/src/roff/groff/tests/string_case_xform_unicode_escape.sh
index df7322cc3..60a8c3bbe 100755
--- a/src/roff/groff/tests/string_case_xform_unicode_escape.sh
+++ b/src/roff/groff/tests/string_case_xform_unicode_escape.sh
@@ -1,6 +1,6 @@
#!/usr/bin/env bash
#
-# Copyright (C) 2019-2020 Free Software Foundation, Inc.
+# Copyright (C) 2019 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/src/roff/grog/grog.1.man b/src/roff/grog/grog.1.man
index d564cf21b..d64e2a208 100644
--- a/src/roff/grog/grog.1.man
+++ b/src/roff/grog/grog.1.man
@@ -9,7 +9,7 @@ grog \- \(lqgroff guess\(rq\(eminfer a document's groff command
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 1989-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 1989-2018 Free Software Foundation, Inc.
.\"
.\" This file is part of grog, which is part of groff, a free software
.\" project. You can redistribute it and/or modify it under the terms
diff --git a/src/roff/grog/grog.am b/src/roff/grog/grog.am
index a22038c8f..c2bdd6f56 100644
--- a/src/roff/grog/grog.am
+++ b/src/roff/grog/grog.am
@@ -1,6 +1,6 @@
# grog.am for 'grog'
#
-# Copyright (C) 1993-2020 Free Software Foundation, Inc.
+# Copyright (C) 1993-2018 Free Software Foundation, Inc.
#
# This file is part of 'grog' which is part of 'groff'.
#
diff --git a/src/roff/grog/grog.pl b/src/roff/grog/grog.pl
index aa7ea2c02..e1f4afd7a 100644
--- a/src/roff/grog/grog.pl
+++ b/src/roff/grog/grog.pl
@@ -3,7 +3,7 @@
# Inspired by doctype script in Kernighan & Pike, Unix Programming
# Environment, pp 306-8.
-# Copyright (C) 1993-2020 Free Software Foundation, Inc.
+# Copyright (C) 1993-2018 Free Software Foundation, Inc.
# Written by James Clark.
# Rewritten with Perl by Bernd Warken <groff-bernd.warken-72@web.de>.
# The macros for identifying the devices were taken from Ralph
diff --git a/src/roff/grog/subs.pl b/src/roff/grog/subs.pl
index cc50ea3dc..320bcd3ac 100644
--- a/src/roff/grog/subs.pl
+++ b/src/roff/grog/subs.pl
@@ -3,7 +3,7 @@
# Inspired by doctype script in Kernighan & Pike, Unix Programming
# Environment, pp 306-8.
-# Copyright (C) 1993-2020 Free Software Foundation, Inc.
+# Copyright (C) 1993-2018 Free Software Foundation, Inc.
# This file was split from grog.pl and put under GPL2 by
# Bernd Warken <groff-bernd.warken-72@web.de>.
# The macros for identifying the devices were taken from Ralph
diff --git a/src/roff/nroff/nroff.1.man b/src/roff/nroff/nroff.1.man
index 4463bd96b..c82462dfe 100644
--- a/src/roff/nroff/nroff.1.man
+++ b/src/roff/nroff/nroff.1.man
@@ -7,7 +7,7 @@
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 1989-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 1989-2018 Free Software Foundation, Inc.
.\"
.\" Permission is granted to make and distribute verbatim copies of this
.\" manual provided the copyright notice and this permission notice are
diff --git a/src/roff/nroff/nroff.am b/src/roff/nroff/nroff.am
index 82738d9ae..50393b7c2 100644
--- a/src/roff/nroff/nroff.am
+++ b/src/roff/nroff/nroff.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/src/roff/troff/charinfo.h b/src/roff/troff/charinfo.h
index 0a7a48150..38b9d75f5 100644
--- a/src/roff/troff/charinfo.h
+++ b/src/roff/troff/charinfo.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/roff/troff/column.cpp b/src/roff/troff/column.cpp
index e533a286a..dd658fa66 100644
--- a/src/roff/troff/column.cpp
+++ b/src/roff/troff/column.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/roff/troff/dictionary.cpp b/src/roff/troff/dictionary.cpp
index 81c009bca..d42e2d6cc 100644
--- a/src/roff/troff/dictionary.cpp
+++ b/src/roff/troff/dictionary.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/roff/troff/dictionary.h b/src/roff/troff/dictionary.h
index 71c4f3f46..c5c87949e 100644
--- a/src/roff/troff/dictionary.h
+++ b/src/roff/troff/dictionary.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/roff/troff/div.cpp b/src/roff/troff/div.cpp
index 808ccbe6f..33dccc889 100644
--- a/src/roff/troff/div.cpp
+++ b/src/roff/troff/div.cpp
@@ -1,4 +1,4 @@
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/roff/troff/div.h b/src/roff/troff/div.h
index f39601e4a..2dca6dd3b 100644
--- a/src/roff/troff/div.h
+++ b/src/roff/troff/div.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/roff/troff/env.cpp b/src/roff/troff/env.cpp
index b86d7c6e1..f2595024b 100644
--- a/src/roff/troff/env.cpp
+++ b/src/roff/troff/env.cpp
@@ -1,4 +1,4 @@
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/roff/troff/env.h b/src/roff/troff/env.h
index eb1155b4d..c62bb86c7 100644
--- a/src/roff/troff/env.h
+++ b/src/roff/troff/env.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/roff/troff/hvunits.h b/src/roff/troff/hvunits.h
index 4927f71a8..b2e322b20 100644
--- a/src/roff/troff/hvunits.h
+++ b/src/roff/troff/hvunits.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/roff/troff/input.cpp b/src/roff/troff/input.cpp
index 79f339dc2..ccf5ac0a5 100644
--- a/src/roff/troff/input.cpp
+++ b/src/roff/troff/input.cpp
@@ -1,4 +1,4 @@
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2019 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/roff/troff/input.h b/src/roff/troff/input.h
index f719e885b..b74394e1a 100644
--- a/src/roff/troff/input.h
+++ b/src/roff/troff/input.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 2001-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2001-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/roff/troff/mtsm.cpp b/src/roff/troff/mtsm.cpp
index 7f1b26fda..3ac1b16b3 100644
--- a/src/roff/troff/mtsm.cpp
+++ b/src/roff/troff/mtsm.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 2003-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2003-2018 Free Software Foundation, Inc.
Written by Gaius Mulley (gaius@glam.ac.uk)
This file is part of groff.
diff --git a/src/roff/troff/mtsm.h b/src/roff/troff/mtsm.h
index 0fbc94d49..35200b89e 100644
--- a/src/roff/troff/mtsm.h
+++ b/src/roff/troff/mtsm.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 2003-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2003-2018 Free Software Foundation, Inc.
*
* mtsm.h
*
diff --git a/src/roff/troff/node.cpp b/src/roff/troff/node.cpp
index edc9f45b4..72fff1cee 100644
--- a/src/roff/troff/node.cpp
+++ b/src/roff/troff/node.cpp
@@ -1,4 +1,4 @@
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/roff/troff/node.h b/src/roff/troff/node.h
index 702520cb2..1fba46032 100644
--- a/src/roff/troff/node.h
+++ b/src/roff/troff/node.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/roff/troff/number.cpp b/src/roff/troff/number.cpp
index 31984661e..8fe63f467 100644
--- a/src/roff/troff/number.cpp
+++ b/src/roff/troff/number.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/roff/troff/reg.cpp b/src/roff/troff/reg.cpp
index 6f17e918c..6ee2acf19 100644
--- a/src/roff/troff/reg.cpp
+++ b/src/roff/troff/reg.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/roff/troff/reg.h b/src/roff/troff/reg.h
index ef91e5da1..2937172ae 100644
--- a/src/roff/troff/reg.h
+++ b/src/roff/troff/reg.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/roff/troff/request.h b/src/roff/troff/request.h
index c706a5f74..efdac171c 100644
--- a/src/roff/troff/request.h
+++ b/src/roff/troff/request.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/roff/troff/token.h b/src/roff/troff/token.h
index 40610e03b..a3c0067ad 100644
--- a/src/roff/troff/token.h
+++ b/src/roff/troff/token.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/roff/troff/troff.1.man b/src/roff/troff/troff.1.man
index 92a6a9ca7..36dd3ae02 100644
--- a/src/roff/troff/troff.1.man
+++ b/src/roff/troff/troff.1.man
@@ -8,7 +8,7 @@
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 1989-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 1989-2018 Free Software Foundation, Inc.
.\"
.\" This file is part of groff, the GNU roff type-setting system.
.\"
diff --git a/src/roff/troff/troff.am b/src/roff/troff/troff.am
index 0266542a8..5d4b9d742 100644
--- a/src/roff/troff/troff.am
+++ b/src/roff/troff/troff.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/src/roff/troff/troff.h b/src/roff/troff/troff.h
index d9fc4d6c3..0f356029e 100644
--- a/src/roff/troff/troff.h
+++ b/src/roff/troff/troff.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/utils/addftinfo/addftinfo.1.man b/src/utils/addftinfo/addftinfo.1.man
index 8c3baf603..5edc7fa99 100644
--- a/src/utils/addftinfo/addftinfo.1.man
+++ b/src/utils/addftinfo/addftinfo.1.man
@@ -7,7 +7,7 @@ addftinfo \- add font metrics to troff fonts for use with groff
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 1989-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 1989-2018 Free Software Foundation, Inc.
.\"
.\" Permission is granted to make and distribute verbatim copies of this
.\" manual provided the copyright notice and this permission notice are
diff --git a/src/utils/addftinfo/addftinfo.am b/src/utils/addftinfo/addftinfo.am
index dd51372bf..f0d97d168 100644
--- a/src/utils/addftinfo/addftinfo.am
+++ b/src/utils/addftinfo/addftinfo.am
@@ -1,6 +1,6 @@
# Automake rules for 'src utils addftinfo'
#
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# 'groff' 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/src/utils/addftinfo/addftinfo.cpp b/src/utils/addftinfo/addftinfo.cpp
index ef1925fe2..5ee8874f8 100644
--- a/src/utils/addftinfo/addftinfo.cpp
+++ b/src/utils/addftinfo/addftinfo.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/utils/addftinfo/guess.cpp b/src/utils/addftinfo/guess.cpp
index 08bbe0590..9715c5602 100644
--- a/src/utils/addftinfo/guess.cpp
+++ b/src/utils/addftinfo/guess.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/utils/addftinfo/guess.h b/src/utils/addftinfo/guess.h
index d763fe021..53e98d1c0 100644
--- a/src/utils/addftinfo/guess.h
+++ b/src/utils/addftinfo/guess.h
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/utils/afmtodit/afmtodit.1.man b/src/utils/afmtodit/afmtodit.1.man
index 6fca216fa..d6780c1aa 100644
--- a/src/utils/afmtodit/afmtodit.1.man
+++ b/src/utils/afmtodit/afmtodit.1.man
@@ -7,7 +7,7 @@ afmtodit \- adapt Adobe Font Metrics files for groff \-Tps and \-Tpdf
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 1989-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 1989-2018 Free Software Foundation, Inc.
.\"
.\" Permission is granted to make and distribute verbatim copies of this
.\" manual provided the copyright notice and this permission notice are
diff --git a/src/utils/afmtodit/afmtodit.am b/src/utils/afmtodit/afmtodit.am
index 2ae545878..e409ae425 100644
--- a/src/utils/afmtodit/afmtodit.am
+++ b/src/utils/afmtodit/afmtodit.am
@@ -1,6 +1,6 @@
# Automake rules for 'src utils afmtodit'
#
-# Copyright (C) 2013-2020 Free Software Foundation, Inc.
+# Copyright (C) 2013-2018 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/src/utils/afmtodit/afmtodit.pl b/src/utils/afmtodit/afmtodit.pl
index 8a1b56d33..7e06311c7 100644
--- a/src/utils/afmtodit/afmtodit.pl
+++ b/src/utils/afmtodit/afmtodit.pl
@@ -1,6 +1,6 @@
#! /usr/bin/perl -w
# -*- Perl -*-
-# Copyright (C) 1989-2020 Free Software Foundation, Inc.
+# Copyright (C) 1989-2018 Free Software Foundation, Inc.
# Written by James Clark (jjc@jclark.com)
#
# This file is part of groff.
diff --git a/src/utils/afmtodit/make-afmtodit-tables b/src/utils/afmtodit/make-afmtodit-tables
index 2f188b7bd..2b899c9dd 100755
--- a/src/utils/afmtodit/make-afmtodit-tables
+++ b/src/utils/afmtodit/make-afmtodit-tables
@@ -3,7 +3,7 @@
# make-afmtodit-tables -- script for creating the 'unicode_decomposed'
# and 'AGL_to_unicode' tables
#
-# Copyright (C) 2005-2020 Free Software Foundation, Inc.
+# Copyright (C) 2005-2018 Free Software Foundation, Inc.
# Written by Werner Lemberg <wl@gnu.org>
#
# This file is part of groff.
diff --git a/src/utils/hpftodit/hpftodit.1.man b/src/utils/hpftodit/hpftodit.1.man
index 955e65952..019ea5688 100644
--- a/src/utils/hpftodit/hpftodit.1.man
+++ b/src/utils/hpftodit/hpftodit.1.man
@@ -7,7 +7,7 @@ hpftodit \- create font description files for use with groff \-Tlj4
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 1994-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 1994-2018 Free Software Foundation, Inc.
.\"
.\" Permission is granted to make and distribute verbatim copies of this
.\" manual provided the copyright notice and this permission notice are
diff --git a/src/utils/hpftodit/hpftodit.am b/src/utils/hpftodit/hpftodit.am
index e31e8f5be..7336c1e41 100644
--- a/src/utils/hpftodit/hpftodit.am
+++ b/src/utils/hpftodit/hpftodit.am
@@ -1,6 +1,6 @@
# Automake rules for 'src utils hpftodit'
#
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# 'groff' 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/src/utils/hpftodit/hpftodit.cpp b/src/utils/hpftodit/hpftodit.cpp
index 5c2191136..c45f22608 100644
--- a/src/utils/hpftodit/hpftodit.cpp
+++ b/src/utils/hpftodit/hpftodit.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1994-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1994-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/utils/hpftodit/hpuni.cpp b/src/utils/hpftodit/hpuni.cpp
index b3f933fbb..72f1742f7 100644
--- a/src/utils/hpftodit/hpuni.cpp
+++ b/src/utils/hpftodit/hpuni.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 2003-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2003-2018 Free Software Foundation, Inc.
Written by Jeff Conrad (jeff_conrad@msn.com)
This file is part of groff.
diff --git a/src/utils/indxbib/indxbib.1.man b/src/utils/indxbib/indxbib.1.man
index 91b665972..449234f27 100644
--- a/src/utils/indxbib/indxbib.1.man
+++ b/src/utils/indxbib/indxbib.1.man
@@ -7,7 +7,7 @@
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 1989-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 1989-2018 Free Software Foundation, Inc.
.\"
.\" Permission is granted to make and distribute verbatim copies of this
.\" manual provided the copyright notice and this permission notice are
diff --git a/src/utils/indxbib/indxbib.am b/src/utils/indxbib/indxbib.am
index d2a7d5a22..400a15c0b 100644
--- a/src/utils/indxbib/indxbib.am
+++ b/src/utils/indxbib/indxbib.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/src/utils/indxbib/indxbib.cpp b/src/utils/indxbib/indxbib.cpp
index f57b2e9b7..018e53e8b 100644
--- a/src/utils/indxbib/indxbib.cpp
+++ b/src/utils/indxbib/indxbib.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/utils/indxbib/signal.c b/src/utils/indxbib/signal.c
index a1f30cef8..aaf42fb4f 100644
--- a/src/utils/indxbib/signal.c
+++ b/src/utils/indxbib/signal.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1992-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/utils/lkbib/lkbib.1.man b/src/utils/lkbib/lkbib.1.man
index aef586385..7fb5c7166 100644
--- a/src/utils/lkbib/lkbib.1.man
+++ b/src/utils/lkbib/lkbib.1.man
@@ -7,7 +7,7 @@ lkbib \- search bibliographic databases
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 1989-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 1989-2018 Free Software Foundation, Inc.
.\"
.\" Permission is granted to make and distribute verbatim copies of this
.\" manual provided the copyright notice and this permission notice are
diff --git a/src/utils/lkbib/lkbib.am b/src/utils/lkbib/lkbib.am
index 5f7559612..f083c15da 100644
--- a/src/utils/lkbib/lkbib.am
+++ b/src/utils/lkbib/lkbib.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/src/utils/lkbib/lkbib.cpp b/src/utils/lkbib/lkbib.cpp
index 13293c409..06f56ded3 100644
--- a/src/utils/lkbib/lkbib.cpp
+++ b/src/utils/lkbib/lkbib.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/utils/lookbib/lookbib.1.man b/src/utils/lookbib/lookbib.1.man
index 3a042289d..e5ce30a82 100644
--- a/src/utils/lookbib/lookbib.1.man
+++ b/src/utils/lookbib/lookbib.1.man
@@ -7,7 +7,7 @@
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 1989-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 1989-2018 Free Software Foundation, Inc.
.\"
.\" Permission is granted to make and distribute verbatim copies of this
.\" manual provided the copyright notice and this permission notice are
diff --git a/src/utils/lookbib/lookbib.am b/src/utils/lookbib/lookbib.am
index 75103c12d..a3cb96f5d 100644
--- a/src/utils/lookbib/lookbib.am
+++ b/src/utils/lookbib/lookbib.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/src/utils/lookbib/lookbib.cpp b/src/utils/lookbib/lookbib.cpp
index 9f1fb5308..f3f82e5cc 100644
--- a/src/utils/lookbib/lookbib.cpp
+++ b/src/utils/lookbib/lookbib.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/utils/pfbtops/pfbtops.1.man b/src/utils/pfbtops/pfbtops.1.man
index b02c47d04..e6f93cf5c 100644
--- a/src/utils/pfbtops/pfbtops.1.man
+++ b/src/utils/pfbtops/pfbtops.1.man
@@ -7,7 +7,7 @@ pfbtops \- translate Printer Font Binary files to PostScript ASCII
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 1989-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 1989-2018 Free Software Foundation, Inc.
.\"
.\" Permission is granted to make and distribute verbatim copies of this
.\" manual provided the copyright notice and this permission notice are
diff --git a/src/utils/pfbtops/pfbtops.am b/src/utils/pfbtops/pfbtops.am
index 8b7fd71c4..e1f5d1492 100644
--- a/src/utils/pfbtops/pfbtops.am
+++ b/src/utils/pfbtops/pfbtops.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/src/utils/pfbtops/pfbtops.c b/src/utils/pfbtops/pfbtops.c
index fcd08da56..f3464aa32 100644
--- a/src/utils/pfbtops/pfbtops.c
+++ b/src/utils/pfbtops/pfbtops.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1992-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/utils/tfmtodit/tfmtodit.1.man b/src/utils/tfmtodit/tfmtodit.1.man
index 6d9d4ec10..0ab2b19f6 100644
--- a/src/utils/tfmtodit/tfmtodit.1.man
+++ b/src/utils/tfmtodit/tfmtodit.1.man
@@ -7,7 +7,7 @@ tfmtodit \- adapt TeX Font Metrics files for groff \-Tdvi
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 1989-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 1989-2018 Free Software Foundation, Inc.
.\"
.\" Permission is granted to make and distribute verbatim copies of this
.\" manual provided the copyright notice and this permission notice are
diff --git a/src/utils/tfmtodit/tfmtodit.am b/src/utils/tfmtodit/tfmtodit.am
index 758fad50b..77c45a3c9 100644
--- a/src/utils/tfmtodit/tfmtodit.am
+++ b/src/utils/tfmtodit/tfmtodit.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/src/utils/tfmtodit/tfmtodit.cpp b/src/utils/tfmtodit/tfmtodit.cpp
index 91e5cc50e..04c064696 100644
--- a/src/utils/tfmtodit/tfmtodit.cpp
+++ b/src/utils/tfmtodit/tfmtodit.cpp
@@ -1,5 +1,5 @@
// -*- C++ -*-
-/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/src/utils/xtotroff/Makefile.in b/src/utils/xtotroff/Makefile.in
index edf773824..bcda96381 100644
--- a/src/utils/xtotroff/Makefile.in
+++ b/src/utils/xtotroff/Makefile.in
@@ -1,4 +1,4 @@
-# Copyright (C) 2004-2020 Free Software Foundation, Inc.
+# Copyright (C) 2004-2018 Free Software Foundation, Inc.
# Written by James Clark (jjc@jclark.com)
#
# This file is part of groff.
diff --git a/src/utils/xtotroff/xtotroff.1.man b/src/utils/xtotroff/xtotroff.1.man
index a49eecbde..7bd9d82b0 100644
--- a/src/utils/xtotroff/xtotroff.1.man
+++ b/src/utils/xtotroff/xtotroff.1.man
@@ -7,7 +7,7 @@ xtotroff \- convert X font metrics into groff font metrics
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 2004-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 2004-2018 Free Software Foundation, Inc.
.\"
.\" Permission is granted to make and distribute verbatim copies of this
.\" manual provided the copyright notice and this permission notice are
diff --git a/src/utils/xtotroff/xtotroff.am b/src/utils/xtotroff/xtotroff.am
index cd505fa2f..c87f3a19a 100644
--- a/src/utils/xtotroff/xtotroff.am
+++ b/src/utils/xtotroff/xtotroff.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2020 Free Software Foundation, Inc.
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/src/utils/xtotroff/xtotroff.c b/src/utils/xtotroff/xtotroff.c
index 0ce3eec12..8545a5e84 100644
--- a/src/utils/xtotroff/xtotroff.c
+++ b/src/utils/xtotroff/xtotroff.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1992-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/test-groff.in b/test-groff.in
index 2747448c5..c07063582 100644
--- a/test-groff.in
+++ b/test-groff.in
@@ -1,6 +1,6 @@
#! /bin/sh
#
-# Copyright (C) 1989-2020 Free Software Foundation, Inc.
+# Copyright (C) 1989-2018 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/tmac/62bit.tmac b/tmac/62bit.tmac
index 89a7f7948..42bf6fc99 100644
--- a/tmac/62bit.tmac
+++ b/tmac/62bit.tmac
@@ -1,6 +1,6 @@
.\" 62bit.tmac
.\"
-.\" Copyright (C) 2003-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 2003-2018 Free Software Foundation, Inc.
.\" Written by Werner Lemberg (wl@gnu.org)
.\"
.\" This file is part of groff.
diff --git a/tmac/an-ext.tmac b/tmac/an-ext.tmac
index 2e0d85fe0..823e7a55b 100644
--- a/tmac/an-ext.tmac
+++ b/tmac/an-ext.tmac
@@ -1,6 +1,6 @@
.\" an-ext.tmac
.\"
-.\" Copyright (C) 2007-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 2007-2018 Free Software Foundation, Inc.
.\"
.\" Written by Eric S. Raymond <esr@thyrsus.com>
.\" Werner Lemberg <wl@gnu.org>
diff --git a/tmac/an-old.tmac b/tmac/an-old.tmac
index 65f3a205f..542871375 100644
--- a/tmac/an-old.tmac
+++ b/tmac/an-old.tmac
@@ -1,6 +1,6 @@
.\" an-old.tmac
.\"
-.\" Copyright (C) 1989-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 1989-2018 Free Software Foundation, Inc.
.\" Written by James Clark (jjc@jclark.com)
.\"
.\" This file is part of groff.
diff --git a/tmac/andoc.tmac b/tmac/andoc.tmac
index a829839ca..9625d4e2a 100644
--- a/tmac/andoc.tmac
+++ b/tmac/andoc.tmac
@@ -4,7 +4,7 @@
.\" handled.
.\"
.\"
-.\" Copyright (C) 1991-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 1991-2018 Free Software Foundation, Inc.
.\" Written by Werner Lemberg (wl@gnu.org),
.\" based on a patch from Tadziu Hoffmann.
.\"
diff --git a/tmac/cs.tmac b/tmac/cs.tmac
index b59e0a3c6..ff38b1a11 100644
--- a/tmac/cs.tmac
+++ b/tmac/cs.tmac
@@ -1,6 +1,6 @@
.\" Czech localization for groff
.\"
-.\" Copyright (C) 2007-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 2007-2018 Free Software Foundation, Inc.
.\" Written by Marcela Mašláňová (mmaslano@redhat.com)
.\"
.\" This file is part of groff.
diff --git a/tmac/de.tmac b/tmac/de.tmac
index 0eb132c7f..d5f763472 100644
--- a/tmac/de.tmac
+++ b/tmac/de.tmac
@@ -1,6 +1,6 @@
.\" German localization for groff
.\"
-.\" Copyright (C) 2006-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 2006-2018 Free Software Foundation, Inc.
.\" Written by Werner Lemberg (wl@gnu.org)
.\"
.\" This file is part of groff.
diff --git a/tmac/den.tmac b/tmac/den.tmac
index b11f719e5..34a1b240a 100644
--- a/tmac/den.tmac
+++ b/tmac/den.tmac
@@ -1,6 +1,6 @@
.\" German localization for groff (new orthography)
.\"
-.\" Copyright (C) 2006-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 2006-2018 Free Software Foundation, Inc.
.\" Written by Werner Lemberg (wl@gnu.org)
.\"
.\" This file is part of groff.
diff --git a/tmac/devtag.tmac b/tmac/devtag.tmac
index 6e2ce16ad..ef591bb87 100644
--- a/tmac/devtag.tmac
+++ b/tmac/devtag.tmac
@@ -7,7 +7,7 @@ devtag.tmac - macro package for adding tags to roff documents.
This file is part of groff, the GNU roff type-setting system.
-Copyright (C) 2004-2020 Free Software Foundation, Inc.
+Copyright (C) 2004-2018 Free Software Foundation, Inc.
written by Gaius Mulley <gaius@glam.ac.uk>.
groff is free software; you can redistribute it and/or modify it under
diff --git a/tmac/fr.tmac b/tmac/fr.tmac
index 90ec2029b..1fb2ace4f 100644
--- a/tmac/fr.tmac
+++ b/tmac/fr.tmac
@@ -1,6 +1,6 @@
.\" French localization for groff
.\"
-.\" Copyright (C) 2006-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 2006-2018 Free Software Foundation, Inc.
.\" Written by Fabrice Ménard (menard.fabrice@wanadoo.fr)
.\"
.\" This file is part of groff.
diff --git a/tmac/groff_ms.7.man b/tmac/groff_ms.7.man
index ba3fbb06d..07f362ba0 100644
--- a/tmac/groff_ms.7.man
+++ b/tmac/groff_ms.7.man
@@ -8,7 +8,7 @@ groff_ms \- GNU roff manuscript macro package for formatting documents
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 1989-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 1989-2018 Free Software Foundation, Inc.
.\"
.\" Permission is granted to make and distribute verbatim copies of this
.\" manual provided the copyright notice and this permission notice are
diff --git a/tmac/groff_trace.7.man b/tmac/groff_trace.7.man
index 5c62438f4..7eb601901 100644
--- a/tmac/groff_trace.7.man
+++ b/tmac/groff_trace.7.man
@@ -7,7 +7,7 @@ groff_trace \- GNU roff macros for debugging groff documents
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 2002-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 2002-2018 Free Software Foundation, Inc.
.\"
.\" This file is part of groff, the GNU roff type-setting system.
.\"
diff --git a/tmac/groff_www.7.man b/tmac/groff_www.7.man
index fbdcbd8c8..f920aeee2 100644
--- a/tmac/groff_www.7.man
+++ b/tmac/groff_www.7.man
@@ -7,7 +7,7 @@ groff_www \- GNU roff macros for authoring web pages
.\" Legal Terms
.\" ====================================================================
.\"
-.\" Copyright (C) 2000-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 2000-2018 Free Software Foundation, Inc.
.\"
.\" This file is part of groff, the GNU roff type-setting system.
.\"
diff --git a/tmac/ja.tmac b/tmac/ja.tmac
index 288785ce4..63e73b072 100644
--- a/tmac/ja.tmac
+++ b/tmac/ja.tmac
@@ -1,6 +1,6 @@
.\" Japanese localization for groff
.\"
-.\" Copyright (C) 2009-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 2009-2018 Free Software Foundation, Inc.
.\" Written by Fumitoshi UKAI <ukai@debian.or.jp> and
.\" Colin Watson <cjwatson@debian.org>
.\"
diff --git a/tmac/pdf.tmac b/tmac/pdf.tmac
index 809606fc4..8e63eead9 100644
--- a/tmac/pdf.tmac
+++ b/tmac/pdf.tmac
@@ -2,7 +2,7 @@
pdf.tmac
- Copyright (C) 2011-2020 Free Software Foundation, Inc.
+ Copyright (C) 2011-2018 Free Software Foundation, Inc.
Written by Deri James <deri@chuzzlewit.myzen.co.uk>
This file is part of groff.
diff --git a/tmac/refer-me.tmac b/tmac/refer-me.tmac
index eef22668d..f7dd7a11c 100644
--- a/tmac/refer-me.tmac
+++ b/tmac/refer-me.tmac
@@ -2,7 +2,7 @@
.\"
.\" Refer support for me macros.
.\"
-.\" Copyright (C) 2011-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 2011-2018 Free Software Foundation, Inc.
.\" Written by Werner Lemberg (wl@gnu.org)
.\"
.\" This file is part of groff.
diff --git a/tmac/refer-ms.tmac b/tmac/refer-ms.tmac
index 4f521c118..c39e15fc3 100644
--- a/tmac/refer-ms.tmac
+++ b/tmac/refer-ms.tmac
@@ -2,7 +2,7 @@
.\"
.\" Refer support for ms macros.
.\"
-.\" Copyright (C) 2011-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 2011-2018 Free Software Foundation, Inc.
.\" Written by Werner Lemberg (wl@gnu.org)
.\"
.\" This file is part of groff.
diff --git a/tmac/refer.tmac b/tmac/refer.tmac
index 24d7f88f0..209a3e367 100644
--- a/tmac/refer.tmac
+++ b/tmac/refer.tmac
@@ -2,7 +2,7 @@
.\"
.\" This is an interface to 'refer', originally part of 's.tmac'.
.\"
-.\" Copyright (C) 2011-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 2011-2018 Free Software Foundation, Inc.
.\" Written by Werner Lemberg (wl@gnu.org)
.\"
.\" This file is part of groff.
diff --git a/tmac/s.tmac b/tmac/s.tmac
index e045fa16d..0be7bb370 100644
--- a/tmac/s.tmac
+++ b/tmac/s.tmac
@@ -2,7 +2,7 @@
s.tmac
-Copyright (C) 1989-2020 Free Software Foundation, Inc.
+Copyright (C) 1989-2018 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
diff --git a/tmac/sv.tmac b/tmac/sv.tmac
index e21b30341..cff42a300 100644
--- a/tmac/sv.tmac
+++ b/tmac/sv.tmac
@@ -1,6 +1,6 @@
.\" Swedish localization for groff
.\"
-.\" Copyright (C) 2006-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 2006-2018 Free Software Foundation, Inc.
.\" Written by Werner Lemberg (wl@gnu.org)
.\"
.\" This file is part of groff.
diff --git a/tmac/tests/an-old_CS_register_off.sh b/tmac/tests/an-old_CS_register_off.sh
index 0b615da35..1990c2f75 100755
--- a/tmac/tests/an-old_CS_register_off.sh
+++ b/tmac/tests/an-old_CS_register_off.sh
@@ -1,6 +1,6 @@
#!/bin/sh
#
-# Copyright (C) 2019-2020 Free Software Foundation, Inc.
+# Copyright (C) 2019 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/tmac/tests/an-old_CS_register_on.sh b/tmac/tests/an-old_CS_register_on.sh
index 34628a430..c5a7b312f 100755
--- a/tmac/tests/an-old_CS_register_on.sh
+++ b/tmac/tests/an-old_CS_register_on.sh
@@ -1,6 +1,6 @@
#!/bin/sh
#
-# Copyright (C) 2019-2020 Free Software Foundation, Inc.
+# Copyright (C) 2019 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/tmac/tests/an-old_CS_register_unspecified.sh b/tmac/tests/an-old_CS_register_unspecified.sh
index 71b27b93b..cbb26595b 100755
--- a/tmac/tests/an-old_CS_register_unspecified.sh
+++ b/tmac/tests/an-old_CS_register_unspecified.sh
@@ -1,6 +1,6 @@
#!/bin/sh
#
-# Copyright (C) 2019-2020 Free Software Foundation, Inc.
+# Copyright (C) 2019 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/tmac/tests/an-old_CT_register_off.sh b/tmac/tests/an-old_CT_register_off.sh
index 9920543e8..f4e51b8a4 100755
--- a/tmac/tests/an-old_CT_register_off.sh
+++ b/tmac/tests/an-old_CT_register_off.sh
@@ -1,6 +1,6 @@
#!/bin/sh
#
-# Copyright (C) 2019-2020 Free Software Foundation, Inc.
+# Copyright (C) 2019 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/tmac/tests/an-old_CT_register_on.sh b/tmac/tests/an-old_CT_register_on.sh
index 33861abc7..1adde4610 100755
--- a/tmac/tests/an-old_CT_register_on.sh
+++ b/tmac/tests/an-old_CT_register_on.sh
@@ -1,6 +1,6 @@
#!/bin/sh
#
-# Copyright (C) 2019-2020 Free Software Foundation, Inc.
+# Copyright (C) 2019 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/tmac/tests/an-old_CT_register_unspecified.sh b/tmac/tests/an-old_CT_register_unspecified.sh
index cc94b3f22..4977faa52 100755
--- a/tmac/tests/an-old_CT_register_unspecified.sh
+++ b/tmac/tests/an-old_CT_register_unspecified.sh
@@ -1,6 +1,6 @@
#!/bin/sh
#
-# Copyright (C) 2019-2020 Free Software Foundation, Inc.
+# Copyright (C) 2019 Free Software Foundation, Inc.
#
# This file is part of groff.
#
diff --git a/tmac/tmac.am b/tmac/tmac.am
index 737efec52..2d55b050a 100644
--- a/tmac/tmac.am
+++ b/tmac/tmac.am
@@ -1,4 +1,4 @@
-# Copyright (C) 1989-2020 Free Software Foundation, Inc.
+# Copyright (C) 1989-2018 Free Software Foundation, Inc.
# Written by James Clark (jjc@jclark.com)
# Automake migration by Bertrand Garrigues
#
diff --git a/tmac/trace.tmac b/tmac/trace.tmac
index 85b6613de..5eca0ce3e 100644
--- a/tmac/trace.tmac
+++ b/tmac/trace.tmac
@@ -3,7 +3,7 @@
.\" Load this before a macro package that you want to trace.
.\"
.\"
-.\" Copyright (C) 1989-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 1989-2018 Free Software Foundation, Inc.
.\" Written by James Clark (jjc@jclark.com)
.\"
.\" This file is part of groff.
diff --git a/tmac/trans.tmac b/tmac/trans.tmac
index f79d7ed57..d82ff06c9 100644
--- a/tmac/trans.tmac
+++ b/tmac/trans.tmac
@@ -1,6 +1,6 @@
.\" Localization for groff
.\"
-.\" Copyright (C) 2006-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 2006-2018 Free Software Foundation, Inc.
.\" Written by Fabrice Ménard (menard.fabrice@wanadoo.fr)
.\"
.\" This file is part of groff.
diff --git a/tmac/www.tmac.in b/tmac/www.tmac.in
index d5e31e514..347c9609a 100644
--- a/tmac/www.tmac.in
+++ b/tmac/www.tmac.in
@@ -7,7 +7,7 @@ www.tmac - macro package for adding HTML elements to roff documents.
This file is part of groff, the GNU roff type-setting system.
-Copyright (C) 2001-2020 Free Software Foundation, Inc.
+Copyright (C) 2001-2018 Free Software Foundation, Inc.
written by Gaius Mulley <gaius@glam.ac.uk>, with additions by
Werner Lemberg <wl@gnu.org> and
Bernd Warken <groff-bernd.warken-72@web.de>.
diff --git a/tmac/zh.tmac b/tmac/zh.tmac
index c15c53521..8da7aab97 100644
--- a/tmac/zh.tmac
+++ b/tmac/zh.tmac
@@ -1,6 +1,6 @@
.\" Chinese localization for groff
.\"
-.\" Copyright (C) 2015-2020 Free Software Foundation, Inc.
+.\" Copyright (C) 2015-2018 Free Software Foundation, Inc.
.\" Written by Darcy SHEN <sadhen1992@gmail.com>
.\" using 'ja.tmac' as a template
.\"