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-rw-r--r--m4/00gnulib.m42
-rw-r--r--m4/absolute-header.m42
-rw-r--r--m4/acl.m42
-rw-r--r--m4/alloca.m42
-rw-r--r--m4/byteswap.m42
-rw-r--r--m4/c-strtod.m42
-rw-r--r--m4/clock_time.m42
-rw-r--r--m4/close-stream.m42
-rw-r--r--m4/count-one-bits.m42
-rw-r--r--m4/count-trailing-zeros.m42
-rw-r--r--m4/dirent_h.m42
-rw-r--r--m4/dirfd.m42
-rw-r--r--m4/dup2.m42
-rw-r--r--m4/environ.m42
-rw-r--r--m4/errno_h.m42
-rw-r--r--m4/euidaccess.m42
-rw-r--r--m4/execinfo.m42
-rw-r--r--m4/extensions.m42
-rw-r--r--m4/extern-inline.m42
-rw-r--r--m4/faccessat.m42
-rw-r--r--m4/fcntl.m42
-rw-r--r--m4/fcntl_h.m42
-rw-r--r--m4/fdatasync.m42
-rw-r--r--m4/fdopendir.m42
-rw-r--r--m4/filemode.m42
-rw-r--r--m4/fpending.m42
-rw-r--r--m4/fstatat.m42
-rw-r--r--m4/fsync.m42
-rw-r--r--m4/getdtablesize.m42
-rw-r--r--m4/getgroups.m42
-rw-r--r--m4/getloadavg.m42
-rw-r--r--m4/getopt.m42
-rw-r--r--m4/gettime.m42
-rw-r--r--m4/gettimeofday.m42
-rw-r--r--m4/gnulib-common.m42
-rw-r--r--m4/gnulib-comp.m42
-rw-r--r--m4/gnulib-tool.m42
-rw-r--r--m4/group-member.m42
-rw-r--r--m4/include_next.m42
-rw-r--r--m4/inttypes.m42
-rw-r--r--m4/largefile.m42
-rw-r--r--m4/longlong.m42
-rw-r--r--m4/lstat.m42
-rw-r--r--m4/manywarnings.m42
-rw-r--r--m4/md5.m42
-rw-r--r--m4/memrchr.m42
-rw-r--r--m4/mkostemp.m42
-rw-r--r--m4/mktime.m42
-rw-r--r--m4/multiarch.m42
-rw-r--r--m4/nocrash.m42
-rw-r--r--m4/off_t.m42
-rw-r--r--m4/pathmax.m42
-rw-r--r--m4/pipe2.m42
-rw-r--r--m4/pselect.m42
-rw-r--r--m4/pthread_sigmask.m42
-rw-r--r--m4/putenv.m42
-rw-r--r--m4/readlink.m42
-rw-r--r--m4/readlinkat.m42
-rw-r--r--m4/secure_getenv.m42
-rw-r--r--m4/sha1.m42
-rw-r--r--m4/sha256.m42
-rw-r--r--m4/sha512.m42
-rw-r--r--m4/sig2str.m42
-rw-r--r--m4/signal_h.m42
-rw-r--r--m4/socklen.m42
-rw-r--r--m4/ssize_t.m42
-rw-r--r--m4/st_dm_mode.m42
-rw-r--r--m4/stat-time.m42
-rw-r--r--m4/stat.m42
-rw-r--r--m4/stdalign.m42
-rw-r--r--m4/stddef_h.m42
-rw-r--r--m4/stdint.m42
-rw-r--r--m4/stdio_h.m42
-rw-r--r--m4/stdlib_h.m42
-rw-r--r--m4/stpcpy.m42
-rw-r--r--m4/strftime.m42
-rw-r--r--m4/string_h.m42
-rw-r--r--m4/strtoimax.m42
-rw-r--r--m4/strtoll.m42
-rw-r--r--m4/strtoull.m42
-rw-r--r--m4/strtoumax.m42
-rw-r--r--m4/symlink.m42
-rw-r--r--m4/sys_select_h.m42
-rw-r--r--m4/sys_socket_h.m42
-rw-r--r--m4/sys_stat_h.m42
-rw-r--r--m4/sys_time_h.m42
-rw-r--r--m4/sys_types_h.m42
-rw-r--r--m4/tempname.m42
-rw-r--r--m4/time_h.m42
-rw-r--r--m4/time_r.m42
-rw-r--r--m4/time_rz.m42
-rw-r--r--m4/timegm.m42
-rw-r--r--m4/timer_time.m42
-rw-r--r--m4/timespec.m42
-rw-r--r--m4/tm_gmtoff.m42
-rw-r--r--m4/unistd_h.m42
-rw-r--r--m4/utimbuf.m42
-rw-r--r--m4/utimens.m42
-rw-r--r--m4/utimes.m42
-rw-r--r--m4/vararrays.m42
-rw-r--r--m4/warnings.m42
-rw-r--r--m4/wchar_t.m42
102 files changed, 102 insertions, 102 deletions
diff --git a/m4/00gnulib.m4 b/m4/00gnulib.m4
index bb37e32aa3c..c7103ed52f5 100644
--- a/m4/00gnulib.m4
+++ b/m4/00gnulib.m4
@@ -1,5 +1,5 @@
# 00gnulib.m4 serial 3
-dnl Copyright (C) 2009-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2009-2015 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/absolute-header.m4 b/m4/absolute-header.m4
index 7ffc38d7a2b..bc19dfc3010 100644
--- a/m4/absolute-header.m4
+++ b/m4/absolute-header.m4
@@ -1,5 +1,5 @@
# absolute-header.m4 serial 16
-dnl Copyright (C) 2006-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2006-2015 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/acl.m4 b/m4/acl.m4
index 0f963374dcb..75fc9ce4c03 100644
--- a/m4/acl.m4
+++ b/m4/acl.m4
@@ -1,7 +1,7 @@
# acl.m4 - check for access control list (ACL) primitives
# serial 21
-# Copyright (C) 2002, 2004-2016 Free Software Foundation, Inc.
+# Copyright (C) 2002, 2004-2015 Free Software Foundation, Inc.
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.
diff --git a/m4/alloca.m4 b/m4/alloca.m4
index 2382ff1eeea..8408bed2882 100644
--- a/m4/alloca.m4
+++ b/m4/alloca.m4
@@ -1,5 +1,5 @@
# alloca.m4 serial 14
-dnl Copyright (C) 2002-2004, 2006-2007, 2009-2016 Free Software Foundation,
+dnl Copyright (C) 2002-2004, 2006-2007, 2009-2015 Free Software Foundation,
dnl Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
diff --git a/m4/byteswap.m4 b/m4/byteswap.m4
index 27f0fd69d20..ec5d46cde2e 100644
--- a/m4/byteswap.m4
+++ b/m4/byteswap.m4
@@ -1,5 +1,5 @@
# byteswap.m4 serial 4
-dnl Copyright (C) 2005, 2007, 2009-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2005, 2007, 2009-2015 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/c-strtod.m4 b/m4/c-strtod.m4
index ed04e2ca86d..b5d8ca0129a 100644
--- a/m4/c-strtod.m4
+++ b/m4/c-strtod.m4
@@ -1,6 +1,6 @@
# c-strtod.m4 serial 15
-# Copyright (C) 2004-2006, 2009-2016 Free Software Foundation, Inc.
+# Copyright (C) 2004-2006, 2009-2015 Free Software Foundation, Inc.
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.
diff --git a/m4/clock_time.m4 b/m4/clock_time.m4
index bb20344e8fa..a903e582ea8 100644
--- a/m4/clock_time.m4
+++ b/m4/clock_time.m4
@@ -1,5 +1,5 @@
# clock_time.m4 serial 10
-dnl Copyright (C) 2002-2006, 2009-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2002-2006, 2009-2015 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/close-stream.m4 b/m4/close-stream.m4
index ddda027ecb6..a7a2efeeba4 100644
--- a/m4/close-stream.m4
+++ b/m4/close-stream.m4
@@ -1,5 +1,5 @@
#serial 4
-dnl Copyright (C) 2006-2007, 2009-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2006-2007, 2009-2015 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/count-one-bits.m4 b/m4/count-one-bits.m4
index 8db3bf1c84e..e450e13645a 100644
--- a/m4/count-one-bits.m4
+++ b/m4/count-one-bits.m4
@@ -1,5 +1,5 @@
# count-one-bits.m4 serial 3
-dnl Copyright (C) 2007, 2009-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2007, 2009-2015 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/count-trailing-zeros.m4 b/m4/count-trailing-zeros.m4
index 1b815cebc97..abd1e50a236 100644
--- a/m4/count-trailing-zeros.m4
+++ b/m4/count-trailing-zeros.m4
@@ -1,5 +1,5 @@
# count-trailing-zeros.m4
-dnl Copyright (C) 2013-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2013-2015 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/dirent_h.m4 b/m4/dirent_h.m4
index 68836a4066b..7abd1d05e19 100644
--- a/m4/dirent_h.m4
+++ b/m4/dirent_h.m4
@@ -1,5 +1,5 @@
# dirent_h.m4 serial 16
-dnl Copyright (C) 2008-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2008-2015 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/dirfd.m4 b/m4/dirfd.m4
index e9532e60a99..ce56cff6912 100644
--- a/m4/dirfd.m4
+++ b/m4/dirfd.m4
@@ -2,7 +2,7 @@
dnl Find out how to get the file descriptor associated with an open DIR*.
-# Copyright (C) 2001-2006, 2008-2016 Free Software Foundation, Inc.
+# Copyright (C) 2001-2006, 2008-2015 Free Software Foundation, Inc.
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.
diff --git a/m4/dup2.m4 b/m4/dup2.m4
index 63d6d8eb6e2..59028e0982c 100644
--- a/m4/dup2.m4
+++ b/m4/dup2.m4
@@ -1,5 +1,5 @@
#serial 24
-dnl Copyright (C) 2002, 2005, 2007, 2009-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2002, 2005, 2007, 2009-2015 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/environ.m4 b/m4/environ.m4
index 9a0ea7e2144..4dbf9473e14 100644
--- a/m4/environ.m4
+++ b/m4/environ.m4
@@ -1,5 +1,5 @@
# environ.m4 serial 6
-dnl Copyright (C) 2001-2004, 2006-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2001-2004, 2006-2015 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/errno_h.m4 b/m4/errno_h.m4
index b111fce0532..cfaa6876153 100644
--- a/m4/errno_h.m4
+++ b/m4/errno_h.m4
@@ -1,5 +1,5 @@
# errno_h.m4 serial 12
-dnl Copyright (C) 2004, 2006, 2008-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2004, 2006, 2008-2015 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/euidaccess.m4 b/m4/euidaccess.m4
index 9913f84123a..e23e9c31134 100644
--- a/m4/euidaccess.m4
+++ b/m4/euidaccess.m4
@@ -1,5 +1,5 @@
# euidaccess.m4 serial 15
-dnl Copyright (C) 2002-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2002-2015 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/execinfo.m4 b/m4/execinfo.m4
index 2f13a1f3519..2db49222d7d 100644
--- a/m4/execinfo.m4
+++ b/m4/execinfo.m4
@@ -1,6 +1,6 @@
# Check for GNU-style execinfo.h.
-dnl Copyright 2012-2016 Free Software Foundation, Inc.
+dnl Copyright 2012-2015 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/extensions.m4 b/m4/extensions.m4
index 6d378ec41c1..35bc49c97bf 100644
--- a/m4/extensions.m4
+++ b/m4/extensions.m4
@@ -1,7 +1,7 @@
# serial 13 -*- Autoconf -*-
# Enable extensions on systems that normally disable them.
-# Copyright (C) 2003, 2006-2016 Free Software Foundation, Inc.
+# Copyright (C) 2003, 2006-2015 Free Software Foundation, Inc.
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.
diff --git a/m4/extern-inline.m4 b/m4/extern-inline.m4
index fe282a56ca6..72800650e6f 100644
--- a/m4/extern-inline.m4
+++ b/m4/extern-inline.m4
@@ -1,6 +1,6 @@
dnl 'extern inline' a la ISO C99.
-dnl Copyright 2012-2016 Free Software Foundation, Inc.
+dnl Copyright 2012-2015 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/faccessat.m4 b/m4/faccessat.m4
index dafce87b5d3..941cb02d12b 100644
--- a/m4/faccessat.m4
+++ b/m4/faccessat.m4
@@ -1,7 +1,7 @@
# serial 6
# See if we need to provide faccessat replacement.
-dnl Copyright (C) 2009-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2009-2015 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.m4 b/m4/fcntl.m4
index 0037e5fb650..76dd86711b2 100644
--- a/m4/fcntl.m4
+++ b/m4/fcntl.m4
@@ -1,5 +1,5 @@
# fcntl.m4 serial 8
-dnl Copyright (C) 2009-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2009-2015 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_h.m4 b/m4/fcntl_h.m4
index ef0d78dde1c..b279162a17c 100644
--- a/m4/fcntl_h.m4
+++ b/m4/fcntl_h.m4
@@ -1,6 +1,6 @@
# serial 15
# Configure fcntl.h.
-dnl Copyright (C) 2006-2007, 2009-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2006-2007, 2009-2015 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/fdatasync.m4 b/m4/fdatasync.m4
index 5a32e744ba6..35b09a849b6 100644
--- a/m4/fdatasync.m4
+++ b/m4/fdatasync.m4
@@ -1,5 +1,5 @@
# fdatasync.m4 serial 4
-dnl Copyright (C) 2008-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2008-2015 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/fdopendir.m4 b/m4/fdopendir.m4
index cadbee3ca97..317eac94e42 100644
--- a/m4/fdopendir.m4
+++ b/m4/fdopendir.m4
@@ -1,7 +1,7 @@
# serial 10
# See if we need to provide fdopendir.
-dnl Copyright (C) 2009-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2009-2015 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/filemode.m4 b/m4/filemode.m4
index 839fcc17ebe..e2a195c04ef 100644
--- a/m4/filemode.m4
+++ b/m4/filemode.m4
@@ -1,5 +1,5 @@
# filemode.m4 serial 8
-dnl Copyright (C) 2002, 2005-2006, 2009-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2002, 2005-2006, 2009-2015 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/fpending.m4 b/m4/fpending.m4
index a446156df2f..4781db12379 100644
--- a/m4/fpending.m4
+++ b/m4/fpending.m4
@@ -1,6 +1,6 @@
# serial 21
-# Copyright (C) 2000-2001, 2004-2016 Free Software Foundation, Inc.
+# Copyright (C) 2000-2001, 2004-2015 Free Software Foundation, Inc.
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.
diff --git a/m4/fstatat.m4 b/m4/fstatat.m4
index 84177f02cf0..e5f9f90061f 100644
--- a/m4/fstatat.m4
+++ b/m4/fstatat.m4
@@ -1,5 +1,5 @@
# fstatat.m4 serial 3
-dnl Copyright (C) 2004-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2004-2015 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/fsync.m4 b/m4/fsync.m4
index 405d43d6d79..bc2b0935212 100644
--- a/m4/fsync.m4
+++ b/m4/fsync.m4
@@ -1,5 +1,5 @@
# fsync.m4 serial 2
-dnl Copyright (C) 2008-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2008-2015 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/getdtablesize.m4 b/m4/getdtablesize.m4
index 1bf4db043e6..25e9968947d 100644
--- a/m4/getdtablesize.m4
+++ b/m4/getdtablesize.m4
@@ -1,5 +1,5 @@
# getdtablesize.m4 serial 6
-dnl Copyright (C) 2008-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2008-2015 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/getgroups.m4 b/m4/getgroups.m4
index 4b1573d8657..16e72c7bf3c 100644
--- a/m4/getgroups.m4
+++ b/m4/getgroups.m4
@@ -3,7 +3,7 @@
dnl From Jim Meyering.
dnl A wrapper around AC_FUNC_GETGROUPS.
-# Copyright (C) 1996-1997, 1999-2004, 2008-2016 Free Software Foundation, Inc.
+# Copyright (C) 1996-1997, 1999-2004, 2008-2015 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/m4/getloadavg.m4 b/m4/getloadavg.m4
index 76547d18c2e..1234ba9fe2b 100644
--- a/m4/getloadavg.m4
+++ b/m4/getloadavg.m4
@@ -1,6 +1,6 @@
# Check for getloadavg.
-# Copyright (C) 1992-1996, 1999-2000, 2002-2003, 2006, 2008-2016 Free Software
+# Copyright (C) 1992-1996, 1999-2000, 2002-2003, 2006, 2008-2015 Free Software
# Foundation, Inc.
# This file is free software; the Free Software Foundation
diff --git a/m4/getopt.m4 b/m4/getopt.m4
index ce6ec67b914..e76e501fdd6 100644
--- a/m4/getopt.m4
+++ b/m4/getopt.m4
@@ -1,5 +1,5 @@
# getopt.m4 serial 44
-dnl Copyright (C) 2002-2006, 2008-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2002-2006, 2008-2015 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/gettime.m4 b/m4/gettime.m4
index 9843ed48557..cd499ff5d79 100644
--- a/m4/gettime.m4
+++ b/m4/gettime.m4
@@ -1,5 +1,5 @@
# gettime.m4 serial 8
-dnl Copyright (C) 2002, 2004-2006, 2009-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2002, 2004-2006, 2009-2015 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/gettimeofday.m4 b/m4/gettimeofday.m4
index 4ae5d63fe3e..ce246e18bc2 100644
--- a/m4/gettimeofday.m4
+++ b/m4/gettimeofday.m4
@@ -1,6 +1,6 @@
# serial 21
-# Copyright (C) 2001-2003, 2005, 2007, 2009-2016 Free Software Foundation, Inc.
+# Copyright (C) 2001-2003, 2005, 2007, 2009-2015 Free Software Foundation, Inc.
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.
diff --git a/m4/gnulib-common.m4 b/m4/gnulib-common.m4
index f8454c8a014..50ef974205f 100644
--- a/m4/gnulib-common.m4
+++ b/m4/gnulib-common.m4
@@ -1,5 +1,5 @@
# gnulib-common.m4 serial 36
-dnl Copyright (C) 2007-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2007-2015 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/gnulib-comp.m4 b/m4/gnulib-comp.m4
index 69920a84afd..349c0dce4e2 100644
--- a/m4/gnulib-comp.m4
+++ b/m4/gnulib-comp.m4
@@ -1,5 +1,5 @@
# DO NOT EDIT! GENERATED AUTOMATICALLY!
-# Copyright (C) 2002-2016 Free Software Foundation, Inc.
+# Copyright (C) 2002-2015 Free Software Foundation, Inc.
#
# This file is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
diff --git a/m4/gnulib-tool.m4 b/m4/gnulib-tool.m4
index 0d2ee444b4f..fede1fc3bd1 100644
--- a/m4/gnulib-tool.m4
+++ b/m4/gnulib-tool.m4
@@ -1,5 +1,5 @@
# gnulib-tool.m4 serial 2
-dnl Copyright (C) 2004-2005, 2009-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2004-2005, 2009-2015 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/group-member.m4 b/m4/group-member.m4
index 9e7e3e14441..526a67a895b 100644
--- a/m4/group-member.m4
+++ b/m4/group-member.m4
@@ -1,6 +1,6 @@
# serial 14
-# Copyright (C) 1999-2001, 2003-2007, 2009-2016 Free Software Foundation, Inc.
+# Copyright (C) 1999-2001, 2003-2007, 2009-2015 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/m4/include_next.m4 b/m4/include_next.m4
index db0f2c0795c..233d254e808 100644
--- a/m4/include_next.m4
+++ b/m4/include_next.m4
@@ -1,5 +1,5 @@
# include_next.m4 serial 23
-dnl Copyright (C) 2006-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2006-2015 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/inttypes.m4 b/m4/inttypes.m4
index 61cdb1a8483..4209ffd1509 100644
--- a/m4/inttypes.m4
+++ b/m4/inttypes.m4
@@ -1,5 +1,5 @@
# inttypes.m4 serial 26
-dnl Copyright (C) 2006-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2006-2015 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/largefile.m4 b/m4/largefile.m4
index 8bbdfaac1db..b7a6c48b680 100644
--- a/m4/largefile.m4
+++ b/m4/largefile.m4
@@ -1,6 +1,6 @@
# Enable large files on systems where this is not the default.
-# Copyright 1992-1996, 1998-2016 Free Software Foundation, Inc.
+# Copyright 1992-1996, 1998-2015 Free Software Foundation, Inc.
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.
diff --git a/m4/longlong.m4 b/m4/longlong.m4
index 36d8b124212..d57bc700d4f 100644
--- a/m4/longlong.m4
+++ b/m4/longlong.m4
@@ -1,5 +1,5 @@
# longlong.m4 serial 17
-dnl Copyright (C) 1999-2007, 2009-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 1999-2007, 2009-2015 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/lstat.m4 b/m4/lstat.m4
index e143d5c8b58..adf752c0dfa 100644
--- a/m4/lstat.m4
+++ b/m4/lstat.m4
@@ -1,6 +1,6 @@
# serial 27
-# Copyright (C) 1997-2001, 2003-2016 Free Software Foundation, Inc.
+# Copyright (C) 1997-2001, 2003-2015 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/m4/manywarnings.m4 b/m4/manywarnings.m4
index 12d68da6f38..b4e38d94463 100644
--- a/m4/manywarnings.m4
+++ b/m4/manywarnings.m4
@@ -1,5 +1,5 @@
# manywarnings.m4 serial 7
-dnl Copyright (C) 2008-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2008-2015 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/md5.m4 b/m4/md5.m4
index f81f42a19ce..0bb9036e6c1 100644
--- a/m4/md5.m4
+++ b/m4/md5.m4
@@ -1,5 +1,5 @@
# md5.m4 serial 14
-dnl Copyright (C) 2002-2006, 2008-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2002-2006, 2008-2015 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/memrchr.m4 b/m4/memrchr.m4
index 6e7df5c6d54..f3f74b82cc0 100644
--- a/m4/memrchr.m4
+++ b/m4/memrchr.m4
@@ -1,5 +1,5 @@
# memrchr.m4 serial 10
-dnl Copyright (C) 2002-2003, 2005-2007, 2009-2016 Free Software Foundation,
+dnl Copyright (C) 2002-2003, 2005-2007, 2009-2015 Free Software Foundation,
dnl Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
diff --git a/m4/mkostemp.m4 b/m4/mkostemp.m4
index 1f44a0390aa..cc1b65c40a3 100644
--- a/m4/mkostemp.m4
+++ b/m4/mkostemp.m4
@@ -1,5 +1,5 @@
# mkostemp.m4 serial 2
-dnl Copyright (C) 2009-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2009-2015 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/mktime.m4 b/m4/mktime.m4
index 78f16ba66ae..3f0e1eee440 100644
--- a/m4/mktime.m4
+++ b/m4/mktime.m4
@@ -1,5 +1,5 @@
# serial 25
-dnl Copyright (C) 2002-2003, 2005-2007, 2009-2016 Free Software Foundation,
+dnl Copyright (C) 2002-2003, 2005-2007, 2009-2015 Free Software Foundation,
dnl Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
diff --git a/m4/multiarch.m4 b/m4/multiarch.m4
index 43b5d057508..fc575c1d437 100644
--- a/m4/multiarch.m4
+++ b/m4/multiarch.m4
@@ -1,5 +1,5 @@
# multiarch.m4 serial 7
-dnl Copyright (C) 2008-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2008-2015 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/nocrash.m4 b/m4/nocrash.m4
index ecc55c6172d..56283180f04 100644
--- a/m4/nocrash.m4
+++ b/m4/nocrash.m4
@@ -1,5 +1,5 @@
# nocrash.m4 serial 4
-dnl Copyright (C) 2005, 2009-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2005, 2009-2015 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/off_t.m4 b/m4/off_t.m4
index 282751b47b4..0eb14678be1 100644
--- a/m4/off_t.m4
+++ b/m4/off_t.m4
@@ -1,5 +1,5 @@
# off_t.m4 serial 1
-dnl Copyright (C) 2012-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2012-2015 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/pathmax.m4 b/m4/pathmax.m4
index 6f8e59a1a24..0e3db7a237b 100644
--- a/m4/pathmax.m4
+++ b/m4/pathmax.m4
@@ -1,5 +1,5 @@
# pathmax.m4 serial 10
-dnl Copyright (C) 2002-2003, 2005-2006, 2009-2016 Free Software Foundation,
+dnl Copyright (C) 2002-2003, 2005-2006, 2009-2015 Free Software Foundation,
dnl Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
diff --git a/m4/pipe2.m4 b/m4/pipe2.m4
index c09fceebb86..0b64651a577 100644
--- a/m4/pipe2.m4
+++ b/m4/pipe2.m4
@@ -1,5 +1,5 @@
# pipe2.m4 serial 2
-dnl Copyright (C) 2009-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2009-2015 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/pselect.m4 b/m4/pselect.m4
index 2c620de4137..df007058b6f 100644
--- a/m4/pselect.m4
+++ b/m4/pselect.m4
@@ -1,5 +1,5 @@
# pselect.m4 serial 2
-dnl Copyright (C) 2011-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2011-2015 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/pthread_sigmask.m4 b/m4/pthread_sigmask.m4
index 5b3e1cad327..25988566461 100644
--- a/m4/pthread_sigmask.m4
+++ b/m4/pthread_sigmask.m4
@@ -1,5 +1,5 @@
# pthread_sigmask.m4 serial 16
-dnl Copyright (C) 2011-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2011-2015 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/putenv.m4 b/m4/putenv.m4
index c3c30d84568..73a5f4691c2 100644
--- a/m4/putenv.m4
+++ b/m4/putenv.m4
@@ -1,5 +1,5 @@
# putenv.m4 serial 20
-dnl Copyright (C) 2002-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2002-2015 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/readlink.m4 b/m4/readlink.m4
index ede0378b481..88c9bfef717 100644
--- a/m4/readlink.m4
+++ b/m4/readlink.m4
@@ -1,5 +1,5 @@
# readlink.m4 serial 12
-dnl Copyright (C) 2003, 2007, 2009-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2003, 2007, 2009-2015 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/readlinkat.m4 b/m4/readlinkat.m4
index 428b183b086..3477602a14f 100644
--- a/m4/readlinkat.m4
+++ b/m4/readlinkat.m4
@@ -1,7 +1,7 @@
# serial 5
# See if we need to provide readlinkat replacement.
-dnl Copyright (C) 2009-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2009-2015 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/secure_getenv.m4 b/m4/secure_getenv.m4
index 00194c8497f..6afe89fda57 100644
--- a/m4/secure_getenv.m4
+++ b/m4/secure_getenv.m4
@@ -1,5 +1,5 @@
# Look up an environment variable more securely.
-dnl Copyright 2013-2016 Free Software Foundation, Inc.
+dnl Copyright 2013-2015 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/sha1.m4 b/m4/sha1.m4
index fbcb788e267..9d6aa0ce8c8 100644
--- a/m4/sha1.m4
+++ b/m4/sha1.m4
@@ -1,5 +1,5 @@
# sha1.m4 serial 12
-dnl Copyright (C) 2002-2006, 2008-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2002-2006, 2008-2015 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/sha256.m4 b/m4/sha256.m4
index 91f63b75c91..a12cd7e3d1c 100644
--- a/m4/sha256.m4
+++ b/m4/sha256.m4
@@ -1,5 +1,5 @@
# sha256.m4 serial 8
-dnl Copyright (C) 2005, 2008-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2005, 2008-2015 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/sha512.m4 b/m4/sha512.m4
index 3247e0a80d3..77c76a8f7db 100644
--- a/m4/sha512.m4
+++ b/m4/sha512.m4
@@ -1,5 +1,5 @@
# sha512.m4 serial 9
-dnl Copyright (C) 2005-2006, 2008-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2005-2006, 2008-2015 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/sig2str.m4 b/m4/sig2str.m4
index 83acddd80a1..71cfa4b2bfa 100644
--- a/m4/sig2str.m4
+++ b/m4/sig2str.m4
@@ -1,5 +1,5 @@
# serial 7
-dnl Copyright (C) 2002, 2005-2006, 2009-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2002, 2005-2006, 2009-2015 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/signal_h.m4 b/m4/signal_h.m4
index bcfd7b4be30..f737c36ba82 100644
--- a/m4/signal_h.m4
+++ b/m4/signal_h.m4
@@ -1,5 +1,5 @@
# signal_h.m4 serial 18
-dnl Copyright (C) 2007-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2007-2015 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/socklen.m4 b/m4/socklen.m4
index 634c43a35c1..bcabed3ef0f 100644
--- a/m4/socklen.m4
+++ b/m4/socklen.m4
@@ -1,5 +1,5 @@
# socklen.m4 serial 10
-dnl Copyright (C) 2005-2007, 2009-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2005-2007, 2009-2015 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/ssize_t.m4 b/m4/ssize_t.m4
index 3e7b9e6e024..25bd4514343 100644
--- a/m4/ssize_t.m4
+++ b/m4/ssize_t.m4
@@ -1,5 +1,5 @@
# ssize_t.m4 serial 5 (gettext-0.18.2)
-dnl Copyright (C) 2001-2003, 2006, 2010-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2001-2003, 2006, 2010-2015 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/st_dm_mode.m4 b/m4/st_dm_mode.m4
index 1cfe68e4065..6543bf625b5 100644
--- a/m4/st_dm_mode.m4
+++ b/m4/st_dm_mode.m4
@@ -1,6 +1,6 @@
# serial 6
-# Copyright (C) 1998-1999, 2001, 2009-2016 Free Software Foundation, Inc.
+# Copyright (C) 1998-1999, 2001, 2009-2015 Free Software Foundation, Inc.
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.
diff --git a/m4/stat-time.m4 b/m4/stat-time.m4
index 231cb740383..9c8ceec1893 100644
--- a/m4/stat-time.m4
+++ b/m4/stat-time.m4
@@ -1,6 +1,6 @@
# Checks for stat-related time functions.
-# Copyright (C) 1998-1999, 2001, 2003, 2005-2007, 2009-2016 Free Software
+# Copyright (C) 1998-1999, 2001, 2003, 2005-2007, 2009-2015 Free Software
# Foundation, Inc.
# This file is free software; the Free Software Foundation
diff --git a/m4/stat.m4 b/m4/stat.m4
index a794975de9c..d1b37689632 100644
--- a/m4/stat.m4
+++ b/m4/stat.m4
@@ -1,6 +1,6 @@
# serial 11
-# Copyright (C) 2009-2016 Free Software Foundation, Inc.
+# Copyright (C) 2009-2015 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/m4/stdalign.m4 b/m4/stdalign.m4
index 49980cd636e..033b0d39e4a 100644
--- a/m4/stdalign.m4
+++ b/m4/stdalign.m4
@@ -1,6 +1,6 @@
# Check for stdalign.h that conforms to C11.
-dnl Copyright 2011-2016 Free Software Foundation, Inc.
+dnl Copyright 2011-2015 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/stddef_h.m4 b/m4/stddef_h.m4
index c045c65f9f8..231050274ad 100644
--- a/m4/stddef_h.m4
+++ b/m4/stddef_h.m4
@@ -1,6 +1,6 @@
dnl A placeholder for <stddef.h>, for platforms that have issues.
# stddef_h.m4 serial 5
-dnl Copyright (C) 2009-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2009-2015 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/stdint.m4 b/m4/stdint.m4
index 0f40ce803b7..4011a4942a1 100644
--- a/m4/stdint.m4
+++ b/m4/stdint.m4
@@ -1,5 +1,5 @@
# stdint.m4 serial 43
-dnl Copyright (C) 2001-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2001-2015 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/stdio_h.m4 b/m4/stdio_h.m4
index 0e387585d27..f60cc2156e0 100644
--- a/m4/stdio_h.m4
+++ b/m4/stdio_h.m4
@@ -1,5 +1,5 @@
# stdio_h.m4 serial 46
-dnl Copyright (C) 2007-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2007-2015 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/stdlib_h.m4 b/m4/stdlib_h.m4
index 19107c41996..0b4c623ec71 100644
--- a/m4/stdlib_h.m4
+++ b/m4/stdlib_h.m4
@@ -1,5 +1,5 @@
# stdlib_h.m4 serial 42
-dnl Copyright (C) 2007-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2007-2015 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/stpcpy.m4 b/m4/stpcpy.m4
index 70bbfd87621..7e28beeeeef 100644
--- a/m4/stpcpy.m4
+++ b/m4/stpcpy.m4
@@ -1,5 +1,5 @@
# stpcpy.m4 serial 8
-dnl Copyright (C) 2002, 2007, 2009-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2002, 2007, 2009-2015 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/strftime.m4 b/m4/strftime.m4
index 9598e7272ee..4557626ae08 100644
--- a/m4/strftime.m4
+++ b/m4/strftime.m4
@@ -1,6 +1,6 @@
# serial 33
-# Copyright (C) 1996-1997, 1999-2007, 2009-2016 Free Software Foundation, Inc.
+# Copyright (C) 1996-1997, 1999-2007, 2009-2015 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/m4/string_h.m4 b/m4/string_h.m4
index 0c5ec6f9a09..55d09ef4078 100644
--- a/m4/string_h.m4
+++ b/m4/string_h.m4
@@ -1,6 +1,6 @@
# Configure a GNU-like replacement for <string.h>.
-# Copyright (C) 2007-2016 Free Software Foundation, Inc.
+# Copyright (C) 2007-2015 Free Software Foundation, Inc.
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.
diff --git a/m4/strtoimax.m4 b/m4/strtoimax.m4
index 9d920ab27cb..fde732aa90a 100644
--- a/m4/strtoimax.m4
+++ b/m4/strtoimax.m4
@@ -1,5 +1,5 @@
# strtoimax.m4 serial 14
-dnl Copyright (C) 2002-2004, 2006, 2009-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2002-2004, 2006, 2009-2015 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/strtoll.m4 b/m4/strtoll.m4
index 3ad665eaca3..666f44a6ba2 100644
--- a/m4/strtoll.m4
+++ b/m4/strtoll.m4
@@ -1,5 +1,5 @@
# strtoll.m4 serial 7
-dnl Copyright (C) 2002, 2004, 2006, 2008-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2002, 2004, 2006, 2008-2015 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/strtoull.m4 b/m4/strtoull.m4
index 78a67c71f6b..4267bd72569 100644
--- a/m4/strtoull.m4
+++ b/m4/strtoull.m4
@@ -1,5 +1,5 @@
# strtoull.m4 serial 7
-dnl Copyright (C) 2002, 2004, 2006, 2008-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2002, 2004, 2006, 2008-2015 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/strtoumax.m4 b/m4/strtoumax.m4
index 1a5ee4bde75..5312ef4d518 100644
--- a/m4/strtoumax.m4
+++ b/m4/strtoumax.m4
@@ -1,5 +1,5 @@
# strtoumax.m4 serial 12
-dnl Copyright (C) 2002-2004, 2006, 2009-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2002-2004, 2006, 2009-2015 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/symlink.m4 b/m4/symlink.m4
index d15d915b08b..a59e2f0dd72 100644
--- a/m4/symlink.m4
+++ b/m4/symlink.m4
@@ -1,7 +1,7 @@
# serial 6
# See if we need to provide symlink replacement.
-dnl Copyright (C) 2009-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2009-2015 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/sys_select_h.m4 b/m4/sys_select_h.m4
index 23526e5f568..5ec5919f25d 100644
--- a/m4/sys_select_h.m4
+++ b/m4/sys_select_h.m4
@@ -1,5 +1,5 @@
# sys_select_h.m4 serial 20
-dnl Copyright (C) 2006-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2006-2015 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/sys_socket_h.m4 b/m4/sys_socket_h.m4
index ae500c76053..eaeabe7d966 100644
--- a/m4/sys_socket_h.m4
+++ b/m4/sys_socket_h.m4
@@ -1,5 +1,5 @@
# sys_socket_h.m4 serial 23
-dnl Copyright (C) 2005-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2005-2015 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/sys_stat_h.m4 b/m4/sys_stat_h.m4
index 3d43b6f5ef2..6c909e816a7 100644
--- a/m4/sys_stat_h.m4
+++ b/m4/sys_stat_h.m4
@@ -1,5 +1,5 @@
# sys_stat_h.m4 serial 28 -*- Autoconf -*-
-dnl Copyright (C) 2006-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2006-2015 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/sys_time_h.m4 b/m4/sys_time_h.m4
index 3061a9c185f..28c8b1acbba 100644
--- a/m4/sys_time_h.m4
+++ b/m4/sys_time_h.m4
@@ -1,7 +1,7 @@
# Configure a replacement for <sys/time.h>.
# serial 8
-# Copyright (C) 2007, 2009-2016 Free Software Foundation, Inc.
+# Copyright (C) 2007, 2009-2015 Free Software Foundation, Inc.
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.
diff --git a/m4/sys_types_h.m4 b/m4/sys_types_h.m4
index b0aabb47862..2232aece63e 100644
--- a/m4/sys_types_h.m4
+++ b/m4/sys_types_h.m4
@@ -1,5 +1,5 @@
# sys_types_h.m4 serial 5
-dnl Copyright (C) 2011-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2011-2015 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/tempname.m4 b/m4/tempname.m4
index acf4c8d07c0..b1694d68475 100644
--- a/m4/tempname.m4
+++ b/m4/tempname.m4
@@ -1,6 +1,6 @@
#serial 5
-# Copyright (C) 2006-2007, 2009-2016 Free Software Foundation, Inc.
+# Copyright (C) 2006-2007, 2009-2015 Free Software Foundation, Inc.
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.
diff --git a/m4/time_h.m4 b/m4/time_h.m4
index eb2a631e2ce..754b469a0d9 100644
--- a/m4/time_h.m4
+++ b/m4/time_h.m4
@@ -1,6 +1,6 @@
# Configure a more-standard replacement for <time.h>.
-# Copyright (C) 2000-2001, 2003-2007, 2009-2016 Free Software Foundation, Inc.
+# Copyright (C) 2000-2001, 2003-2007, 2009-2015 Free Software Foundation, Inc.
# serial 9
diff --git a/m4/time_r.m4 b/m4/time_r.m4
index 21b4a2cc18e..8df7e139cf2 100644
--- a/m4/time_r.m4
+++ b/m4/time_r.m4
@@ -1,6 +1,6 @@
dnl Reentrant time functions: localtime_r, gmtime_r.
-dnl Copyright (C) 2003, 2006-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2003, 2006-2015 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/time_rz.m4 b/m4/time_rz.m4
index 9b1db1b24b6..0c1f2c3736c 100644
--- a/m4/time_rz.m4
+++ b/m4/time_rz.m4
@@ -1,6 +1,6 @@
dnl Time zone functions: tzalloc, localtime_rz, etc.
-dnl Copyright (C) 2015-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2015 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/timegm.m4 b/m4/timegm.m4
index 752aa43d7ea..8e68b99baa2 100644
--- a/m4/timegm.m4
+++ b/m4/timegm.m4
@@ -1,5 +1,5 @@
# timegm.m4 serial 11
-dnl Copyright (C) 2003, 2007, 2009-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2003, 2007, 2009-2015 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/timer_time.m4 b/m4/timer_time.m4
index 114f92a9d93..962bbd2bdf0 100644
--- a/m4/timer_time.m4
+++ b/m4/timer_time.m4
@@ -1,5 +1,5 @@
# timer_time.m4 serial 3
-dnl Copyright (C) 2011-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2011-2015 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/timespec.m4 b/m4/timespec.m4
index 24825181245..06b3533e42f 100644
--- a/m4/timespec.m4
+++ b/m4/timespec.m4
@@ -1,6 +1,6 @@
#serial 15
-# Copyright (C) 2000-2001, 2003-2007, 2009-2016 Free Software Foundation, Inc.
+# Copyright (C) 2000-2001, 2003-2007, 2009-2015 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/m4/tm_gmtoff.m4 b/m4/tm_gmtoff.m4
index ce0671fd1f2..71a88f92f49 100644
--- a/m4/tm_gmtoff.m4
+++ b/m4/tm_gmtoff.m4
@@ -1,5 +1,5 @@
# tm_gmtoff.m4 serial 3
-dnl Copyright (C) 2002, 2009-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2002, 2009-2015 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/unistd_h.m4 b/m4/unistd_h.m4
index 544dadb4122..b3c581f7b25 100644
--- a/m4/unistd_h.m4
+++ b/m4/unistd_h.m4
@@ -1,5 +1,5 @@
# unistd_h.m4 serial 68
-dnl Copyright (C) 2006-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2006-2015 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/utimbuf.m4 b/m4/utimbuf.m4
index d2473bf66de..7c33ae94923 100644
--- a/m4/utimbuf.m4
+++ b/m4/utimbuf.m4
@@ -1,6 +1,6 @@
# serial 9
-# Copyright (C) 1998-2001, 2003-2004, 2007, 2009-2016 Free Software Foundation,
+# Copyright (C) 1998-2001, 2003-2004, 2007, 2009-2015 Free Software Foundation,
# Inc.
#
# This file is free software; the Free Software Foundation
diff --git a/m4/utimens.m4 b/m4/utimens.m4
index 211b1fc39dc..b022cfdc857 100644
--- a/m4/utimens.m4
+++ b/m4/utimens.m4
@@ -1,4 +1,4 @@
-dnl Copyright (C) 2003-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2003-2015 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/utimes.m4 b/m4/utimes.m4
index a016723e24a..e26a576b820 100644
--- a/m4/utimes.m4
+++ b/m4/utimes.m4
@@ -1,7 +1,7 @@
# Detect some bugs in glibc's implementation of utimes.
# serial 3
-dnl Copyright (C) 2003-2005, 2009-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2003-2005, 2009-2015 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/vararrays.m4 b/m4/vararrays.m4
index 93fd66e61a6..6e09c7b0398 100644
--- a/m4/vararrays.m4
+++ b/m4/vararrays.m4
@@ -4,7 +4,7 @@
# From Paul Eggert
-# Copyright (C) 2001, 2009-2016 Free Software Foundation, Inc.
+# Copyright (C) 2001, 2009-2015 Free Software Foundation, Inc.
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.
diff --git a/m4/warnings.m4 b/m4/warnings.m4
index 924e21d5e87..5ae01def133 100644
--- a/m4/warnings.m4
+++ b/m4/warnings.m4
@@ -1,5 +1,5 @@
# warnings.m4 serial 11
-dnl Copyright (C) 2008-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2008-2015 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/wchar_t.m4 b/m4/wchar_t.m4
index 2db8c3f2f62..dc964e67e26 100644
--- a/m4/wchar_t.m4
+++ b/m4/wchar_t.m4
@@ -1,5 +1,5 @@
# wchar_t.m4 serial 4 (gettext-0.18.2)
-dnl Copyright (C) 2002-2003, 2008-2016 Free Software Foundation, Inc.
+dnl Copyright (C) 2002-2003, 2008-2015 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.