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-rw-r--r--support/Makefile2
-rw-r--r--support/blob_repeat.c2
-rw-r--r--support/blob_repeat.h2
-rw-r--r--support/capture_subprocess.h2
-rw-r--r--support/check.c2
-rw-r--r--support/check.h2
-rw-r--r--support/check_addrinfo.c2
-rw-r--r--support/check_dns_packet.c2
-rw-r--r--support/check_hostent.c2
-rw-r--r--support/check_netent.c2
-rw-r--r--support/check_nss.h2
-rw-r--r--support/delayed_exit.c2
-rw-r--r--support/descriptors.h2
-rw-r--r--support/echo-container.c2
-rw-r--r--support/format_nss.h2
-rw-r--r--support/ignore_stderr.c2
-rw-r--r--support/namespace.h2
-rw-r--r--support/next_to_fault.c2
-rw-r--r--support/next_to_fault.h2
-rw-r--r--support/oom_error.c2
-rw-r--r--support/resolv_test.c2
-rw-r--r--support/resolv_test.h2
-rw-r--r--support/run_diff.h2
-rw-r--r--support/set_fortify_handler.c2
-rw-r--r--support/shell-container.c2
-rw-r--r--support/subprocess.h2
-rw-r--r--support/support-xfstat.c2
-rw-r--r--support/support-xstat.c2
-rw-r--r--support/support.h2
-rw-r--r--support/support_become_root.c2
-rw-r--r--support/support_can_chroot.c2
-rw-r--r--support/support_capture_subprocess.c2
-rw-r--r--support/support_capture_subprocess_check.c2
-rw-r--r--support/support_chroot.c2
-rw-r--r--support/support_copy_file_range.c2
-rw-r--r--support/support_descriptor_supports_holes.c2
-rw-r--r--support/support_descriptors.c2
-rw-r--r--support/support_enter_mount_namespace.c2
-rw-r--r--support/support_enter_network_namespace.c2
-rw-r--r--support/support_format_address_family.c2
-rw-r--r--support/support_format_addrinfo.c2
-rw-r--r--support/support_format_dns_packet.c2
-rw-r--r--support/support_format_herrno.c2
-rw-r--r--support/support_format_hostent.c2
-rw-r--r--support/support_format_netent.c2
-rw-r--r--support/support_isolate_in_subprocess.c2
-rw-r--r--support/support_openpty.c2
-rw-r--r--support/support_paths.c2
-rw-r--r--support/support_ptrace.c2
-rw-r--r--support/support_quote_blob.c2
-rw-r--r--support/support_quote_string.c2
-rw-r--r--support/support_record_failure.c2
-rw-r--r--support/support_run_diff.c2
-rw-r--r--support/support_set_small_thread_stack_size.c2
-rw-r--r--support/support_shared_allocate.c2
-rw-r--r--support/support_small_stack_thread_attribute.c2
-rw-r--r--support/support_subprocess.c2
-rw-r--r--support/support_test_compare_blob.c2
-rw-r--r--support/support_test_compare_failure.c2
-rw-r--r--support/support_test_compare_string.c2
-rw-r--r--support/support_test_main.c2
-rw-r--r--support/support_test_verify_impl.c2
-rw-r--r--support/support_write_file_string.c2
-rw-r--r--support/temp_file-internal.h2
-rw-r--r--support/temp_file.c2
-rw-r--r--support/temp_file.h2
-rw-r--r--support/test-container.c2
-rw-r--r--support/test-driver.c2
-rw-r--r--support/test-driver.h2
-rw-r--r--support/timespec-add.c2
-rw-r--r--support/timespec-sub.c2
-rw-r--r--support/timespec.c2
-rw-r--r--support/timespec.h2
-rw-r--r--support/true-container.c2
-rw-r--r--support/tst-support-namespace.c2
-rw-r--r--support/tst-support_blob_repeat.c2
-rw-r--r--support/tst-support_capture_subprocess.c2
-rw-r--r--support/tst-support_descriptors.c2
-rw-r--r--support/tst-support_format_dns_packet.c2
-rw-r--r--support/tst-support_quote_blob.c2
-rw-r--r--support/tst-support_quote_string.c2
-rw-r--r--support/tst-support_record_failure-2.sh2
-rw-r--r--support/tst-support_record_failure.c2
-rw-r--r--support/tst-test_compare.c2
-rw-r--r--support/tst-test_compare_blob.c2
-rw-r--r--support/tst-test_compare_string.c2
-rw-r--r--support/tst-xreadlink.c2
-rw-r--r--support/tst-xsigstack.c2
-rw-r--r--support/tty.h2
-rw-r--r--support/write_message.c2
-rw-r--r--support/xaccept.c2
-rw-r--r--support/xaccept4.c2
-rw-r--r--support/xasprintf.c2
-rw-r--r--support/xbind.c2
-rw-r--r--support/xcalloc.c2
-rw-r--r--support/xchroot.c2
-rw-r--r--support/xclock_gettime.c2
-rw-r--r--support/xclose.c2
-rw-r--r--support/xconnect.c2
-rw-r--r--support/xcopy_file_range.c2
-rw-r--r--support/xdlfcn.c2
-rw-r--r--support/xdlfcn.h2
-rw-r--r--support/xdlmopen.c2
-rw-r--r--support/xdup2.c2
-rw-r--r--support/xfclose.c2
-rw-r--r--support/xfopen.c2
-rw-r--r--support/xfork.c2
-rw-r--r--support/xftruncate.c2
-rw-r--r--support/xgetsockname.c2
-rw-r--r--support/xlisten.c2
-rw-r--r--support/xlseek.c2
-rw-r--r--support/xmalloc.c2
-rw-r--r--support/xmemstream.c2
-rw-r--r--support/xmemstream.h2
-rw-r--r--support/xmkdir.c2
-rw-r--r--support/xmkdirp.c2
-rw-r--r--support/xmmap.c2
-rw-r--r--support/xmprotect.c2
-rw-r--r--support/xmunmap.c2
-rw-r--r--support/xopen.c2
-rw-r--r--support/xpipe.c2
-rw-r--r--support/xpoll.c2
-rw-r--r--support/xposix_memalign.c2
-rw-r--r--support/xposix_spawn.c2
-rw-r--r--support/xposix_spawn_file_actions_addclose.c2
-rw-r--r--support/xposix_spawn_file_actions_adddup2.c2
-rw-r--r--support/xpthread_attr_destroy.c2
-rw-r--r--support/xpthread_attr_init.c2
-rw-r--r--support/xpthread_attr_setdetachstate.c2
-rw-r--r--support/xpthread_attr_setguardsize.c2
-rw-r--r--support/xpthread_attr_setstack.c2
-rw-r--r--support/xpthread_attr_setstacksize.c2
-rw-r--r--support/xpthread_barrier_destroy.c2
-rw-r--r--support/xpthread_barrier_init.c2
-rw-r--r--support/xpthread_barrier_wait.c2
-rw-r--r--support/xpthread_barrierattr_destroy.c2
-rw-r--r--support/xpthread_barrierattr_init.c2
-rw-r--r--support/xpthread_barrierattr_setpshared.c2
-rw-r--r--support/xpthread_cancel.c2
-rw-r--r--support/xpthread_check_return.c2
-rw-r--r--support/xpthread_cond_wait.c2
-rw-r--r--support/xpthread_create.c2
-rw-r--r--support/xpthread_detach.c2
-rw-r--r--support/xpthread_join.c2
-rw-r--r--support/xpthread_mutex_consistent.c2
-rw-r--r--support/xpthread_mutex_destroy.c2
-rw-r--r--support/xpthread_mutex_init.c2
-rw-r--r--support/xpthread_mutex_lock.c2
-rw-r--r--support/xpthread_mutex_unlock.c2
-rw-r--r--support/xpthread_mutexattr_destroy.c2
-rw-r--r--support/xpthread_mutexattr_init.c2
-rw-r--r--support/xpthread_mutexattr_setprotocol.c2
-rw-r--r--support/xpthread_mutexattr_setpshared.c2
-rw-r--r--support/xpthread_mutexattr_setrobust.c2
-rw-r--r--support/xpthread_mutexattr_settype.c2
-rw-r--r--support/xpthread_once.c2
-rw-r--r--support/xpthread_rwlock_destroy.c2
-rw-r--r--support/xpthread_rwlock_init.c2
-rw-r--r--support/xpthread_rwlock_rdlock.c2
-rw-r--r--support/xpthread_rwlock_unlock.c2
-rw-r--r--support/xpthread_rwlock_wrlock.c2
-rw-r--r--support/xpthread_rwlockattr_init.c2
-rw-r--r--support/xpthread_rwlockattr_setkind_np.c2
-rw-r--r--support/xpthread_sigmask.c2
-rw-r--r--support/xpthread_spin_lock.c2
-rw-r--r--support/xpthread_spin_unlock.c2
-rw-r--r--support/xptrace.h2
-rw-r--r--support/xraise.c2
-rw-r--r--support/xreadlink.c2
-rw-r--r--support/xrealloc.c2
-rw-r--r--support/xrecvfrom.c2
-rw-r--r--support/xsendto.c2
-rw-r--r--support/xsetlocale.c2
-rw-r--r--support/xsetsockopt.c2
-rw-r--r--support/xsigaction.c2
-rw-r--r--support/xsignal.c2
-rw-r--r--support/xsignal.h2
-rw-r--r--support/xsigstack.c2
-rw-r--r--support/xsocket.c2
-rw-r--r--support/xsocket.h2
-rw-r--r--support/xspawn.h2
-rw-r--r--support/xstdio.h2
-rw-r--r--support/xstrdup.c2
-rw-r--r--support/xstrndup.c2
-rw-r--r--support/xsymlink.c2
-rw-r--r--support/xsysconf.c2
-rw-r--r--support/xthread.h2
-rw-r--r--support/xtime.h2
-rw-r--r--support/xunistd.h2
-rw-r--r--support/xunlink.c2
-rw-r--r--support/xwaitpid.c2
-rw-r--r--support/xwrite.c2
192 files changed, 192 insertions, 192 deletions
diff --git a/support/Makefile b/support/Makefile
index 23c6d74627..3325feb790 100644
--- a/support/Makefile
+++ b/support/Makefile
@@ -1,5 +1,5 @@
 # Makefile for support library, used only at build and test time
-# Copyright (C) 2016-2019 Free Software Foundation, Inc.
+# Copyright (C) 2016-2020 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/support/blob_repeat.c b/support/blob_repeat.c
index 319258f9a2..a7aa9bf4c7 100644
--- a/support/blob_repeat.c
+++ b/support/blob_repeat.c
@@ -1,5 +1,5 @@
 /* Repeating a memory blob, with alias mapping optimization.
-   Copyright (C) 2018-2019 Free Software Foundation, Inc.
+   Copyright (C) 2018-2020 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/support/blob_repeat.h b/support/blob_repeat.h
index 8305019693..12f33bcd02 100644
--- a/support/blob_repeat.h
+++ b/support/blob_repeat.h
@@ -1,5 +1,5 @@
 /* Repeating a memory blob, with alias mapping optimization.
-   Copyright (C) 2018-2019 Free Software Foundation, Inc.
+   Copyright (C) 2018-2020 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/support/capture_subprocess.h b/support/capture_subprocess.h
index 2fdf83963b..9808750f80 100644
--- a/support/capture_subprocess.h
+++ b/support/capture_subprocess.h
@@ -1,5 +1,5 @@
 /* Capture output from a subprocess.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/check.c b/support/check.c
index 0d78f63d10..fddc7f0d56 100644
--- a/support/check.c
+++ b/support/check.c
@@ -1,5 +1,5 @@
 /* Support code for reporting test results.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/check.h b/support/check.h
index e95f4ae91b..77d1d1e14d 100644
--- a/support/check.h
+++ b/support/check.h
@@ -1,5 +1,5 @@
 /* Functionality for reporting test results.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/check_addrinfo.c b/support/check_addrinfo.c
index e324c94eb4..aa9ab59e09 100644
--- a/support/check_addrinfo.c
+++ b/support/check_addrinfo.c
@@ -1,5 +1,5 @@
 /* Compare struct addrinfo values against a formatted string.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/check_dns_packet.c b/support/check_dns_packet.c
index d20ae8dc83..7bce809795 100644
--- a/support/check_dns_packet.c
+++ b/support/check_dns_packet.c
@@ -1,5 +1,5 @@
 /* Check that a DNS packet buffer has the expected contents.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/check_hostent.c b/support/check_hostent.c
index d3282a38e6..c3c13f244e 100644
--- a/support/check_hostent.c
+++ b/support/check_hostent.c
@@ -1,5 +1,5 @@
 /* Compare struct hostent values against a formatted string.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/check_netent.c b/support/check_netent.c
index 80132f41c4..33171d9d9c 100644
--- a/support/check_netent.c
+++ b/support/check_netent.c
@@ -1,5 +1,5 @@
 /* Compare struct netent values against a formatted string.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/check_nss.h b/support/check_nss.h
index 081472a698..33d6c126fd 100644
--- a/support/check_nss.h
+++ b/support/check_nss.h
@@ -1,5 +1,5 @@
 /* Test verification functions for NSS- and DNS-related data.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/delayed_exit.c b/support/delayed_exit.c
index 6a6fa124e0..ee2f3f299c 100644
--- a/support/delayed_exit.c
+++ b/support/delayed_exit.c
@@ -1,5 +1,5 @@
 /* Time-triggered process termination.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/descriptors.h b/support/descriptors.h
index 2430a57490..9369712cd8 100644
--- a/support/descriptors.h
+++ b/support/descriptors.h
@@ -1,5 +1,5 @@
 /* Monitoring file descriptor usage.
-   Copyright (C) 2018-2019 Free Software Foundation, Inc.
+   Copyright (C) 2018-2020 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/support/echo-container.c b/support/echo-container.c
index 8a705b3603..8269ecc728 100644
--- a/support/echo-container.c
+++ b/support/echo-container.c
@@ -1,5 +1,5 @@
 /* Minimal /bin/echo for in-container use.
-   Copyright (C) 2018-2019 Free Software Foundation, Inc.
+   Copyright (C) 2018-2020 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/support/format_nss.h b/support/format_nss.h
index c85d6c6e3f..9e57627593 100644
--- a/support/format_nss.h
+++ b/support/format_nss.h
@@ -1,5 +1,5 @@
 /* String formatting functions for NSS- and DNS-related data.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/ignore_stderr.c b/support/ignore_stderr.c
index 7a77df124f..60c360b28d 100644
--- a/support/ignore_stderr.c
+++ b/support/ignore_stderr.c
@@ -1,5 +1,5 @@
 /* Avoid all the buffer overflow messages on stderr.
-   Copyright (C) 2015-2019 Free Software Foundation, Inc.
+   Copyright (C) 2015-2020 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/support/namespace.h b/support/namespace.h
index 5f509264cd..5210343877 100644
--- a/support/namespace.h
+++ b/support/namespace.h
@@ -1,5 +1,5 @@
 /* Entering namespaces for test case isolation.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/next_to_fault.c b/support/next_to_fault.c
index 64e4bd9e0c..e28b495efd 100644
--- a/support/next_to_fault.c
+++ b/support/next_to_fault.c
@@ -1,5 +1,5 @@
 /* Memory allocation next to an unmapped page.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/next_to_fault.h b/support/next_to_fault.h
index 0a95a14770..75267fb87f 100644
--- a/support/next_to_fault.h
+++ b/support/next_to_fault.h
@@ -1,5 +1,5 @@
 /* Memory allocation next to an unmapped page.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/oom_error.c b/support/oom_error.c
index f082c46b7f..08fa3f462d 100644
--- a/support/oom_error.c
+++ b/support/oom_error.c
@@ -1,5 +1,5 @@
 /* Reporting out-of-memory errors.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/resolv_test.c b/support/resolv_test.c
index b1c745dc8c..53b7fc41ab 100644
--- a/support/resolv_test.c
+++ b/support/resolv_test.c
@@ -1,5 +1,5 @@
 /* DNS test framework and libresolv redirection.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/resolv_test.h b/support/resolv_test.h
index 02a11bd712..67819469a0 100644
--- a/support/resolv_test.h
+++ b/support/resolv_test.h
@@ -1,5 +1,5 @@
 /* DNS test framework and libresolv redirection.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/run_diff.h b/support/run_diff.h
index fb2726e6cc..56d5cc0789 100644
--- a/support/run_diff.h
+++ b/support/run_diff.h
@@ -1,5 +1,5 @@
 /* Invoke the system diff tool to compare two strings.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/set_fortify_handler.c b/support/set_fortify_handler.c
index 95ceb9da5a..381f443b53 100644
--- a/support/set_fortify_handler.c
+++ b/support/set_fortify_handler.c
@@ -1,5 +1,5 @@
 /* Set signal handler for use in fortify tests.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/shell-container.c b/support/shell-container.c
index d6d7608bf2..509e0d69b1 100644
--- a/support/shell-container.c
+++ b/support/shell-container.c
@@ -1,5 +1,5 @@
 /* Minimal /bin/sh for in-container use.
-   Copyright (C) 2018-2019 Free Software Foundation, Inc.
+   Copyright (C) 2018-2020 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/support/subprocess.h b/support/subprocess.h
index 69e0af1308..8b442fd5c0 100644
--- a/support/subprocess.h
+++ b/support/subprocess.h
@@ -1,5 +1,5 @@
 /* Create a subprocess.
-   Copyright (C) 2019 Free Software Foundation, Inc.
+   Copyright (C) 2019-2020 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/support/support-xfstat.c b/support/support-xfstat.c
index b18ee2284e..b198572ec6 100644
--- a/support/support-xfstat.c
+++ b/support/support-xfstat.c
@@ -1,5 +1,5 @@
 /* fstat64 with error checking.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/support-xstat.c b/support/support-xstat.c
index 438b58ad41..20d9452d2b 100644
--- a/support/support-xstat.c
+++ b/support/support-xstat.c
@@ -1,5 +1,5 @@
 /* stat64 with error checking.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/support.h b/support/support.h
index c10234404a..77d68c2aba 100644
--- a/support/support.h
+++ b/support/support.h
@@ -1,5 +1,5 @@
 /* Common extra functions.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/support_become_root.c b/support/support_become_root.c
index 9d0505f1ef..7cf5980cfc 100644
--- a/support/support_become_root.c
+++ b/support/support_become_root.c
@@ -1,5 +1,5 @@
 /* Acquire root privileges.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/support_can_chroot.c b/support/support_can_chroot.c
index b10a792fd8..ec41e45920 100644
--- a/support/support_can_chroot.c
+++ b/support/support_can_chroot.c
@@ -1,5 +1,5 @@
 /* Return true if the process can perform a chroot operation.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/support_capture_subprocess.c b/support/support_capture_subprocess.c
index 7e0434d1aa..eeed676e3d 100644
--- a/support/support_capture_subprocess.c
+++ b/support/support_capture_subprocess.c
@@ -1,5 +1,5 @@
 /* Capture output from a subprocess.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/support_capture_subprocess_check.c b/support/support_capture_subprocess_check.c
index 6b953584c4..9a47fc6adb 100644
--- a/support/support_capture_subprocess_check.c
+++ b/support/support_capture_subprocess_check.c
@@ -1,5 +1,5 @@
 /* Verify capture output from a subprocess.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/support_chroot.c b/support/support_chroot.c
index dd6d03edd5..4f435c1ac1 100644
--- a/support/support_chroot.c
+++ b/support/support_chroot.c
@@ -1,5 +1,5 @@
 /* Setup a chroot environment for use within tests.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/support_copy_file_range.c b/support/support_copy_file_range.c
index ea8be86f10..db8fe13e8f 100644
--- a/support/support_copy_file_range.c
+++ b/support/support_copy_file_range.c
@@ -1,5 +1,5 @@
 /* Simplified copy_file_range with cross-device copy.
-   Copyright (C) 2018-2019 Free Software Foundation, Inc.
+   Copyright (C) 2018-2020 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/support/support_descriptor_supports_holes.c b/support/support_descriptor_supports_holes.c
index 9866728afb..fc2aa76f10 100644
--- a/support/support_descriptor_supports_holes.c
+++ b/support/support_descriptor_supports_holes.c
@@ -1,5 +1,5 @@
 /* Test for file system hole support.
-   Copyright (C) 2018-2019 Free Software Foundation, Inc.
+   Copyright (C) 2018-2020 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/support/support_descriptors.c b/support/support_descriptors.c
index e3012bc60f..42d06260d5 100644
--- a/support/support_descriptors.c
+++ b/support/support_descriptors.c
@@ -1,5 +1,5 @@
 /* Monitoring file descriptor usage.
-   Copyright (C) 2018-2019 Free Software Foundation, Inc.
+   Copyright (C) 2018-2020 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/support/support_enter_mount_namespace.c b/support/support_enter_mount_namespace.c
index 4811af3db7..8b49f73000 100644
--- a/support/support_enter_mount_namespace.c
+++ b/support/support_enter_mount_namespace.c
@@ -1,5 +1,5 @@
 /* Enter a mount namespace.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/support_enter_network_namespace.c b/support/support_enter_network_namespace.c
index 73910b1a2a..0600a29194 100644
--- a/support/support_enter_network_namespace.c
+++ b/support/support_enter_network_namespace.c
@@ -1,5 +1,5 @@
 /* Enter a network namespace.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/support_format_address_family.c b/support/support_format_address_family.c
index 2b14b52aca..29c7834ebe 100644
--- a/support/support_format_address_family.c
+++ b/support/support_format_address_family.c
@@ -1,5 +1,5 @@
 /* Convert an address family to a string.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/support_format_addrinfo.c b/support/support_format_addrinfo.c
index 424a528e1b..fa7d6acefc 100644
--- a/support/support_format_addrinfo.c
+++ b/support/support_format_addrinfo.c
@@ -1,5 +1,5 @@
 /* Convert struct addrinfo values to a string.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/support_format_dns_packet.c b/support/support_format_dns_packet.c
index 6a2a129c1e..918e70808e 100644
--- a/support/support_format_dns_packet.c
+++ b/support/support_format_dns_packet.c
@@ -1,5 +1,5 @@
 /* Convert a DNS packet to a human-readable representation.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/support_format_herrno.c b/support/support_format_herrno.c
index 04f5ed9c89..9cd2697305 100644
--- a/support/support_format_herrno.c
+++ b/support/support_format_herrno.c
@@ -1,5 +1,5 @@
 /* Convert a h_errno error code to a string.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/support_format_hostent.c b/support/support_format_hostent.c
index 4210d51506..108cd35de6 100644
--- a/support/support_format_hostent.c
+++ b/support/support_format_hostent.c
@@ -1,5 +1,5 @@
 /* Convert a struct hostent object to a string.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/support_format_netent.c b/support/support_format_netent.c
index 8ea6c39df6..9eea21a4ac 100644
--- a/support/support_format_netent.c
+++ b/support/support_format_netent.c
@@ -1,5 +1,5 @@
 /* Convert a struct netent object to a string.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/support_isolate_in_subprocess.c b/support/support_isolate_in_subprocess.c
index d358b4668c..5a230ece86 100644
--- a/support/support_isolate_in_subprocess.c
+++ b/support/support_isolate_in_subprocess.c
@@ -1,5 +1,5 @@
 /* Run a function in a subprocess.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/support_openpty.c b/support/support_openpty.c
index d06c897abd..a7c9eb4d93 100644
--- a/support/support_openpty.c
+++ b/support/support_openpty.c
@@ -1,5 +1,5 @@
 /* Open a pseudoterminal.
-   Copyright (C) 2018-2019 Free Software Foundation, Inc.
+   Copyright (C) 2018-2020 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/support/support_paths.c b/support/support_paths.c
index 22ce80f4cd..9f10879722 100644
--- a/support/support_paths.c
+++ b/support/support_paths.c
@@ -1,5 +1,5 @@
 /* Various paths that might be needed.
-   Copyright (C) 2018-2019 Free Software Foundation, Inc.
+   Copyright (C) 2018-2020 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/support/support_ptrace.c b/support/support_ptrace.c
index a733adf2c8..58c09db4b8 100644
--- a/support/support_ptrace.c
+++ b/support/support_ptrace.c
@@ -1,5 +1,5 @@
 /* Support functions handling ptrace_scope.
-   Copyright (C) 2019 Free Software Foundation, Inc.
+   Copyright (C) 2019-2020 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/support/support_quote_blob.c b/support/support_quote_blob.c
index 26e6d247ec..fafb6227cc 100644
--- a/support/support_quote_blob.c
+++ b/support/support_quote_blob.c
@@ -1,5 +1,5 @@
 /* Quote a blob so that it can be used in C literals.
-   Copyright (C) 2018-2019 Free Software Foundation, Inc.
+   Copyright (C) 2018-2020 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/support/support_quote_string.c b/support/support_quote_string.c
index 2a889cb4eb..11afae29b7 100644
--- a/support/support_quote_string.c
+++ b/support/support_quote_string.c
@@ -1,5 +1,5 @@
 /* Quote a string so that it can be used in C literals.
-   Copyright (C) 2018-2019 Free Software Foundation, Inc.
+   Copyright (C) 2018-2020 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/support/support_record_failure.c b/support/support_record_failure.c
index 9df679c4cc..f766c06236 100644
--- a/support/support_record_failure.c
+++ b/support/support_record_failure.c
@@ -1,5 +1,5 @@
 /* Global test failure counter.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/support_run_diff.c b/support/support_run_diff.c
index 8a237862b6..8cf5c3d134 100644
--- a/support/support_run_diff.c
+++ b/support/support_run_diff.c
@@ -1,5 +1,5 @@
 /* Invoke the system diff tool to compare two strings.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/support_set_small_thread_stack_size.c b/support/support_set_small_thread_stack_size.c
index 32954ec10c..69d66e97db 100644
--- a/support/support_set_small_thread_stack_size.c
+++ b/support/support_set_small_thread_stack_size.c
@@ -1,5 +1,5 @@
 /* Set a small stack size, but still large enough for glibc's needs.
-   Copyright (C) 2019 Free Software Foundation, Inc.
+   Copyright (C) 2019-2020 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/support/support_shared_allocate.c b/support/support_shared_allocate.c
index 80aee10ba2..36aaffd05b 100644
--- a/support/support_shared_allocate.c
+++ b/support/support_shared_allocate.c
@@ -1,5 +1,5 @@
 /* Allocate a memory region shared across processes.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/support_small_stack_thread_attribute.c b/support/support_small_stack_thread_attribute.c
index a65097d8af..c4b7a7333f 100644
--- a/support/support_small_stack_thread_attribute.c
+++ b/support/support_small_stack_thread_attribute.c
@@ -1,5 +1,5 @@
 /* A thread attribute with a small stack.
-   Copyright (C) 2019 Free Software Foundation, Inc.
+   Copyright (C) 2019-2020 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/support/support_subprocess.c b/support/support_subprocess.c
index 5c632a6847..36e3a77af2 100644
--- a/support/support_subprocess.c
+++ b/support/support_subprocess.c
@@ -1,5 +1,5 @@
 /* Create subprocess.
-   Copyright (C) 2019 Free Software Foundation, Inc.
+   Copyright (C) 2019-2020 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/support/support_test_compare_blob.c b/support/support_test_compare_blob.c
index c0e0b308c4..f8e797a6f9 100644
--- a/support/support_test_compare_blob.c
+++ b/support/support_test_compare_blob.c
@@ -1,5 +1,5 @@
 /* Check two binary blobs for equality.
-   Copyright (C) 2018-2019 Free Software Foundation, Inc.
+   Copyright (C) 2018-2020 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/support/support_test_compare_failure.c b/support/support_test_compare_failure.c
index f1924c899d..6fd0d84fc6 100644
--- a/support/support_test_compare_failure.c
+++ b/support/support_test_compare_failure.c
@@ -1,5 +1,5 @@
 /* Reporting a numeric comparison failure.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/support_test_compare_string.c b/support/support_test_compare_string.c
index 9f1b1a5af4..b8200e540a 100644
--- a/support/support_test_compare_string.c
+++ b/support/support_test_compare_string.c
@@ -1,5 +1,5 @@
 /* Check two strings for equality.
-   Copyright (C) 2018-2019 Free Software Foundation, Inc.
+   Copyright (C) 2018-2020 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/support/support_test_main.c b/support/support_test_main.c
index 1df6e4f976..e3f0bf15f2 100644
--- a/support/support_test_main.c
+++ b/support/support_test_main.c
@@ -1,5 +1,5 @@
 /* Main worker function for the test driver.
-   Copyright (C) 1998-2019 Free Software Foundation, Inc.
+   Copyright (C) 1998-2020 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/support/support_test_verify_impl.c b/support/support_test_verify_impl.c
index 4a64e24668..e4af9c9180 100644
--- a/support/support_test_verify_impl.c
+++ b/support/support_test_verify_impl.c
@@ -1,5 +1,5 @@
 /* Implementation of the TEST_VERIFY and TEST_VERIFY_EXIT macros.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/support_write_file_string.c b/support/support_write_file_string.c
index e586ee22ac..d5d0a7492d 100644
--- a/support/support_write_file_string.c
+++ b/support/support_write_file_string.c
@@ -1,5 +1,5 @@
 /* Write a string to a file.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/temp_file-internal.h b/support/temp_file-internal.h
index a93d50a9b6..45a0c8474c 100644
--- a/support/temp_file-internal.h
+++ b/support/temp_file-internal.h
@@ -1,5 +1,5 @@
 /* Internal weak declarations for temporary file handling.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/temp_file.c b/support/temp_file.c
index f81018db68..277c5e0cf1 100644
--- a/support/temp_file.c
+++ b/support/temp_file.c
@@ -1,5 +1,5 @@
 /* Temporary file handling for tests.
-   Copyright (C) 1998-2019 Free Software Foundation, Inc.
+   Copyright (C) 1998-2020 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/support/temp_file.h b/support/temp_file.h
index 172ebfb226..8b6303a6e4 100644
--- a/support/temp_file.h
+++ b/support/temp_file.h
@@ -1,5 +1,5 @@
 /* Declarations for temporary file handling.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/test-container.c b/support/test-container.c
index 5d08979df3..4c58254558 100644
--- a/support/test-container.c
+++ b/support/test-container.c
@@ -1,5 +1,5 @@
 /* Run a test case in an isolated namespace.
-   Copyright (C) 2018-2019 Free Software Foundation, Inc.
+   Copyright (C) 2018-2020 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/support/test-driver.c b/support/test-driver.c
index cfe76358f3..690a890626 100644
--- a/support/test-driver.c
+++ b/support/test-driver.c
@@ -1,5 +1,5 @@
 /* Main function for test programs.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/test-driver.h b/support/test-driver.h
index 86b04a19f2..c3ddd98d45 100644
--- a/support/test-driver.h
+++ b/support/test-driver.h
@@ -1,5 +1,5 @@
 /* Interfaces for the test driver.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/timespec-add.c b/support/timespec-add.c
index 8efb8a6eb6..57bf6682e1 100644
--- a/support/timespec-add.c
+++ b/support/timespec-add.c
@@ -1,5 +1,5 @@
 /* Add two struct timespec values.
-   Copyright (C) 2011-2019 Free Software Foundation, Inc.
+   Copyright (C) 2011-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library and is also part of gnulib.
    Patches to this file should be submitted to both projects.
 
diff --git a/support/timespec-sub.c b/support/timespec-sub.c
index cf16ed7832..a1d1a8df92 100644
--- a/support/timespec-sub.c
+++ b/support/timespec-sub.c
@@ -1,5 +1,5 @@
 /* Subtract two struct timespec values.
-   Copyright (C) 2011-2019 Free Software Foundation, Inc.
+   Copyright (C) 2011-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library and is also part of gnulib.
    Patches to this file should be submitted to both projects.
 
diff --git a/support/timespec.c b/support/timespec.c
index 268ee44c33..ea6b947546 100644
--- a/support/timespec.c
+++ b/support/timespec.c
@@ -1,5 +1,5 @@
 /* Support code for timespec checks.
-   Copyright (C) 2019 Free Software Foundation, Inc.
+   Copyright (C) 2019-2020 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/support/timespec.h b/support/timespec.h
index be427ac4bb..c5852dfe75 100644
--- a/support/timespec.h
+++ b/support/timespec.h
@@ -1,5 +1,5 @@
 /* Useful functions for tests that use struct timespec.
-   Copyright (C) 2019 Free Software Foundation, Inc.
+   Copyright (C) 2019-2020 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/support/true-container.c b/support/true-container.c
index b946cbdd7a..194401dbcd 100644
--- a/support/true-container.c
+++ b/support/true-container.c
@@ -1,5 +1,5 @@
 /* Minimal /bin/true for in-container use.
-   Copyright (C) 2018-2019 Free Software Foundation, Inc.
+   Copyright (C) 2018-2020 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/support/tst-support-namespace.c b/support/tst-support-namespace.c
index b8f0061aa6..acbe3e1d1e 100644
--- a/support/tst-support-namespace.c
+++ b/support/tst-support-namespace.c
@@ -1,5 +1,5 @@
 /* Test entering namespaces.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/tst-support_blob_repeat.c b/support/tst-support_blob_repeat.c
index 6ee942436f..a0eb9d2b89 100644
--- a/support/tst-support_blob_repeat.c
+++ b/support/tst-support_blob_repeat.c
@@ -1,5 +1,5 @@
 /* Tests for <support/blob_repeat.h>
-   Copyright (C) 2018-2019 Free Software Foundation, Inc.
+   Copyright (C) 2018-2020 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/support/tst-support_capture_subprocess.c b/support/tst-support_capture_subprocess.c
index 4eeeb8b5e0..67bbc1e8ae 100644
--- a/support/tst-support_capture_subprocess.c
+++ b/support/tst-support_capture_subprocess.c
@@ -1,5 +1,5 @@
 /* Test capturing output from a subprocess.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/tst-support_descriptors.c b/support/tst-support_descriptors.c
index ada760c1e2..f05edd7261 100644
--- a/support/tst-support_descriptors.c
+++ b/support/tst-support_descriptors.c
@@ -1,5 +1,5 @@
 /* Tests for monitoring file descriptor usage.
-   Copyright (C) 2018-2019 Free Software Foundation, Inc.
+   Copyright (C) 2018-2020 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/support/tst-support_format_dns_packet.c b/support/tst-support_format_dns_packet.c
index a721b93f06..2d54c667b0 100644
--- a/support/tst-support_format_dns_packet.c
+++ b/support/tst-support_format_dns_packet.c
@@ -1,5 +1,5 @@
 /* Tests for the support_format_dns_packet function.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/tst-support_quote_blob.c b/support/tst-support_quote_blob.c
index ce4d8daf27..99fa053429 100644
--- a/support/tst-support_quote_blob.c
+++ b/support/tst-support_quote_blob.c
@@ -1,5 +1,5 @@
 /* Test the support_quote_blob function.
-   Copyright (C) 2018-2019 Free Software Foundation, Inc.
+   Copyright (C) 2018-2020 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/support/tst-support_quote_string.c b/support/tst-support_quote_string.c
index bc7a5f7bad..d9fe9a7aab 100644
--- a/support/tst-support_quote_string.c
+++ b/support/tst-support_quote_string.c
@@ -1,5 +1,5 @@
 /* Test the support_quote_string function.
-   Copyright (C) 2018-2019 Free Software Foundation, Inc.
+   Copyright (C) 2018-2020 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/support/tst-support_record_failure-2.sh b/support/tst-support_record_failure-2.sh
index 6098508ba7..8dfa994d02 100644
--- a/support/tst-support_record_failure-2.sh
+++ b/support/tst-support_record_failure-2.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 # Test failure recording (with and without --direct).
-# Copyright (C) 2016-2019 Free Software Foundation, Inc.
+# Copyright (C) 2016-2020 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/support/tst-support_record_failure.c b/support/tst-support_record_failure.c
index 54d9efa014..f7b6648bc6 100644
--- a/support/tst-support_record_failure.c
+++ b/support/tst-support_record_failure.c
@@ -1,5 +1,5 @@
 /* Test support_record_failure state sharing.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/tst-test_compare.c b/support/tst-test_compare.c
index 56ad5013f7..d9a11da6a5 100644
--- a/support/tst-test_compare.c
+++ b/support/tst-test_compare.c
@@ -1,5 +1,5 @@
 /* Basic test for the TEST_COMPARE macro.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/tst-test_compare_blob.c b/support/tst-test_compare_blob.c
index 4a622ae9e5..adcb91eeda 100644
--- a/support/tst-test_compare_blob.c
+++ b/support/tst-test_compare_blob.c
@@ -1,5 +1,5 @@
 /* Basic test for the TEST_COMPARE_BLOB macro.
-   Copyright (C) 2018-2019 Free Software Foundation, Inc.
+   Copyright (C) 2018-2020 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/support/tst-test_compare_string.c b/support/tst-test_compare_string.c
index b984895f9e..a8de92cfb0 100644
--- a/support/tst-test_compare_string.c
+++ b/support/tst-test_compare_string.c
@@ -1,5 +1,5 @@
 /* Basic test for the TEST_COMPARE_STRING macro.
-   Copyright (C) 2018-2019 Free Software Foundation, Inc.
+   Copyright (C) 2018-2020 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/support/tst-xreadlink.c b/support/tst-xreadlink.c
index 18a55be17b..c389ea86ec 100644
--- a/support/tst-xreadlink.c
+++ b/support/tst-xreadlink.c
@@ -1,5 +1,5 @@
 /* Test the xreadlink function.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/tst-xsigstack.c b/support/tst-xsigstack.c
index ef19b85a7a..0b9f60debe 100644
--- a/support/tst-xsigstack.c
+++ b/support/tst-xsigstack.c
@@ -1,5 +1,5 @@
 /* Test of sigaltstack wrappers.
-   Copyright (C) 2019 Free Software Foundation, Inc.
+   Copyright (C) 2019-2020 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/support/tty.h b/support/tty.h
index 374bee7c7e..40d833db89 100644
--- a/support/tty.h
+++ b/support/tty.h
@@ -1,5 +1,5 @@
 /* Support functions related to (pseudo)terminals.
-   Copyright (C) 2018-2019 Free Software Foundation, Inc.
+   Copyright (C) 2018-2020 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/support/write_message.c b/support/write_message.c
index 110eb3beb2..77f3c732e5 100644
--- a/support/write_message.c
+++ b/support/write_message.c
@@ -1,5 +1,5 @@
 /* Write a message to standard output.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xaccept.c b/support/xaccept.c
index a91c8270cd..9b48bfdfa3 100644
--- a/support/xaccept.c
+++ b/support/xaccept.c
@@ -1,5 +1,5 @@
 /* accept with error checking.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xaccept4.c b/support/xaccept4.c
index 11a39f3e00..9899e91078 100644
--- a/support/xaccept4.c
+++ b/support/xaccept4.c
@@ -1,5 +1,5 @@
 /* accept4 with error checking.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/xasprintf.c b/support/xasprintf.c
index 3f45ca9160..0bc10dd6f4 100644
--- a/support/xasprintf.c
+++ b/support/xasprintf.c
@@ -1,5 +1,5 @@
 /* Error-checking wrapper for asprintf.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xbind.c b/support/xbind.c
index f3638911c6..4d65e14621 100644
--- a/support/xbind.c
+++ b/support/xbind.c
@@ -1,5 +1,5 @@
 /* bind with error checking.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xcalloc.c b/support/xcalloc.c
index 3f7dcdc829..a2fae89bfa 100644
--- a/support/xcalloc.c
+++ b/support/xcalloc.c
@@ -1,5 +1,5 @@
 /* Error-checking wrapper for calloc.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xchroot.c b/support/xchroot.c
index 6523fd0baf..8c1c8430ab 100644
--- a/support/xchroot.c
+++ b/support/xchroot.c
@@ -1,5 +1,5 @@
 /* chroot with error checking.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/xclock_gettime.c b/support/xclock_gettime.c
index 8825a211b9..47f78016a0 100644
--- a/support/xclock_gettime.c
+++ b/support/xclock_gettime.c
@@ -1,5 +1,5 @@
 /* clock_gettime with error checking.
-   Copyright (C) 2019 Free Software Foundation, Inc.
+   Copyright (C) 2019-2020 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/support/xclose.c b/support/xclose.c
index 21019ec1cc..f133963a04 100644
--- a/support/xclose.c
+++ b/support/xclose.c
@@ -1,5 +1,5 @@
 /* close with error checking.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/xconnect.c b/support/xconnect.c
index fbcbf63890..da99c27207 100644
--- a/support/xconnect.c
+++ b/support/xconnect.c
@@ -1,5 +1,5 @@
 /* connect with error checking.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xcopy_file_range.c b/support/xcopy_file_range.c
index 97c5177988..989927c2d9 100644
--- a/support/xcopy_file_range.c
+++ b/support/xcopy_file_range.c
@@ -1,5 +1,5 @@
 /* copy_file_range with error checking.
-   Copyright (C) 2018-2019 Free Software Foundation, Inc.
+   Copyright (C) 2018-2020 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/support/xdlfcn.c b/support/xdlfcn.c
index ec15b1599a..1e3a8d0a54 100644
--- a/support/xdlfcn.c
+++ b/support/xdlfcn.c
@@ -1,5 +1,5 @@
 /* Support functionality for using dlopen/dlclose/dlsym.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/xdlfcn.h b/support/xdlfcn.h
index 488acf94b4..471d09dc81 100644
--- a/support/xdlfcn.h
+++ b/support/xdlfcn.h
@@ -1,5 +1,5 @@
 /* Support functionality for using dlopen/dlclose/dlsym.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/xdlmopen.c b/support/xdlmopen.c
index 33be51740c..f7fa75e798 100644
--- a/support/xdlmopen.c
+++ b/support/xdlmopen.c
@@ -1,5 +1,5 @@
 /* dlmopen with error checking.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/xdup2.c b/support/xdup2.c
index 1e22ac6e33..888e833f73 100644
--- a/support/xdup2.c
+++ b/support/xdup2.c
@@ -1,5 +1,5 @@
 /* dup2 with error checking.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/xfclose.c b/support/xfclose.c
index 13c9f179ac..6fcc445442 100644
--- a/support/xfclose.c
+++ b/support/xfclose.c
@@ -1,5 +1,5 @@
 /* fclose with error checking.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xfopen.c b/support/xfopen.c
index 539f01eeda..553465dd6a 100644
--- a/support/xfopen.c
+++ b/support/xfopen.c
@@ -1,5 +1,5 @@
 /* fopen with error checking.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xfork.c b/support/xfork.c
index ee2ea47694..19ee6693a8 100644
--- a/support/xfork.c
+++ b/support/xfork.c
@@ -1,5 +1,5 @@
 /* fork with error checking.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xftruncate.c b/support/xftruncate.c
index 995f6e7dd2..4380246d9a 100644
--- a/support/xftruncate.c
+++ b/support/xftruncate.c
@@ -1,5 +1,5 @@
 /* ftruncate with error checking.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/xgetsockname.c b/support/xgetsockname.c
index 4e99c46ca3..6b47509aae 100644
--- a/support/xgetsockname.c
+++ b/support/xgetsockname.c
@@ -1,5 +1,5 @@
 /* getsockname with error checking.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xlisten.c b/support/xlisten.c
index 758a0067cf..8855905ad2 100644
--- a/support/xlisten.c
+++ b/support/xlisten.c
@@ -1,5 +1,5 @@
 /* listen with error checking.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xlseek.c b/support/xlseek.c
index 71b912290f..9efb7d54a5 100644
--- a/support/xlseek.c
+++ b/support/xlseek.c
@@ -1,5 +1,5 @@
 /* lseek with error checking.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/xmalloc.c b/support/xmalloc.c
index 099d4bb63e..cbabfe499c 100644
--- a/support/xmalloc.c
+++ b/support/xmalloc.c
@@ -1,5 +1,5 @@
 /* Error-checking wrapper for malloc.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xmemstream.c b/support/xmemstream.c
index 82f8da7df2..87eb5256de 100644
--- a/support/xmemstream.c
+++ b/support/xmemstream.c
@@ -1,5 +1,5 @@
 /* Error-checking wrappers for memstream functions.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xmemstream.h b/support/xmemstream.h
index 3a3d832da1..354e59c809 100644
--- a/support/xmemstream.h
+++ b/support/xmemstream.h
@@ -1,5 +1,5 @@
 /* Error-checking wrappers for memstream functions.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xmkdir.c b/support/xmkdir.c
index c404d70275..63890400c3 100644
--- a/support/xmkdir.c
+++ b/support/xmkdir.c
@@ -1,5 +1,5 @@
 /* mkdir with error checking.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/xmkdirp.c b/support/xmkdirp.c
index 319abf466b..0ec6471f03 100644
--- a/support/xmkdirp.c
+++ b/support/xmkdirp.c
@@ -1,5 +1,5 @@
 /* Error-checking replacement for "mkdir -p".
-   Copyright (C) 2018-2019 Free Software Foundation, Inc.
+   Copyright (C) 2018-2020 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/support/xmmap.c b/support/xmmap.c
index 6968070785..5be2c6f50e 100644
--- a/support/xmmap.c
+++ b/support/xmmap.c
@@ -1,5 +1,5 @@
 /* mmap with error checking.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xmprotect.c b/support/xmprotect.c
index 0a3388ed08..4ff42ae0b6 100644
--- a/support/xmprotect.c
+++ b/support/xmprotect.c
@@ -1,5 +1,5 @@
 /* mprotect with error checking.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/xmunmap.c b/support/xmunmap.c
index c191991276..ba0c8c646a 100644
--- a/support/xmunmap.c
+++ b/support/xmunmap.c
@@ -1,5 +1,5 @@
 /* munmap with error checking.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xopen.c b/support/xopen.c
index 28e8822229..7f418b98d1 100644
--- a/support/xopen.c
+++ b/support/xopen.c
@@ -1,5 +1,5 @@
 /* open64 with error checking.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/xpipe.c b/support/xpipe.c
index 819f6573c7..e0464a139c 100644
--- a/support/xpipe.c
+++ b/support/xpipe.c
@@ -1,5 +1,5 @@
 /* pipe with error checking.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/xpoll.c b/support/xpoll.c
index 9e5a3d8427..2acf175b5e 100644
--- a/support/xpoll.c
+++ b/support/xpoll.c
@@ -1,5 +1,5 @@
 /* poll with error checking.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xposix_memalign.c b/support/xposix_memalign.c
index 2e3fb0a2b7..053605500d 100644
--- a/support/xposix_memalign.c
+++ b/support/xposix_memalign.c
@@ -1,5 +1,5 @@
 /* Error-checking wrapper for posix_memalign.
-   Copyright (C) 2019 Free Software Foundation, Inc.
+   Copyright (C) 2019-2020 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/support/xposix_spawn.c b/support/xposix_spawn.c
index 1c89b79832..cab99340d3 100644
--- a/support/xposix_spawn.c
+++ b/support/xposix_spawn.c
@@ -1,5 +1,5 @@
 /* xposix_spawn implementation.
-   Copyright (C) 2019 Free Software Foundation, Inc.
+   Copyright (C) 2019-2020 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/support/xposix_spawn_file_actions_addclose.c b/support/xposix_spawn_file_actions_addclose.c
index 569fa5a5f1..61b421c5e6 100644
--- a/support/xposix_spawn_file_actions_addclose.c
+++ b/support/xposix_spawn_file_actions_addclose.c
@@ -1,5 +1,5 @@
 /* xposix_spawn_file_actions_addclose implementation.
-   Copyright (C) 2019 Free Software Foundation, Inc.
+   Copyright (C) 2019-2020 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/support/xposix_spawn_file_actions_adddup2.c b/support/xposix_spawn_file_actions_adddup2.c
index 8f857fcea4..3467aaac53 100644
--- a/support/xposix_spawn_file_actions_adddup2.c
+++ b/support/xposix_spawn_file_actions_adddup2.c
@@ -1,5 +1,5 @@
 /* xposix_spawn_file_actions_adddup2 implementation.
-   Copyright (C) 2019 Free Software Foundation, Inc.
+   Copyright (C) 2019-2020 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/support/xpthread_attr_destroy.c b/support/xpthread_attr_destroy.c
index 9c8598c2ce..29229408a6 100644
--- a/support/xpthread_attr_destroy.c
+++ b/support/xpthread_attr_destroy.c
@@ -1,5 +1,5 @@
 /* pthread_attr_destroy with error checking.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/xpthread_attr_init.c b/support/xpthread_attr_init.c
index 959efa10f5..9cef9f43a9 100644
--- a/support/xpthread_attr_init.c
+++ b/support/xpthread_attr_init.c
@@ -1,5 +1,5 @@
 /* pthread_attr_init with error checking.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/xpthread_attr_setdetachstate.c b/support/xpthread_attr_setdetachstate.c
index 1b6035f9f5..d54429538c 100644
--- a/support/xpthread_attr_setdetachstate.c
+++ b/support/xpthread_attr_setdetachstate.c
@@ -1,5 +1,5 @@
 /* pthread_attr_setdetachstate with error checking.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/xpthread_attr_setguardsize.c b/support/xpthread_attr_setguardsize.c
index 8ca519289d..9577ccd000 100644
--- a/support/xpthread_attr_setguardsize.c
+++ b/support/xpthread_attr_setguardsize.c
@@ -1,5 +1,5 @@
 /* pthread_attr_setguardsize with error checking.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/xpthread_attr_setstack.c b/support/xpthread_attr_setstack.c
index 99ee0d75aa..af72af1196 100644
--- a/support/xpthread_attr_setstack.c
+++ b/support/xpthread_attr_setstack.c
@@ -1,5 +1,5 @@
 /* pthread_attr_setstack with error checking.
-   Copyright (C) 2019 Free Software Foundation, Inc.
+   Copyright (C) 2019-2020 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/support/xpthread_attr_setstacksize.c b/support/xpthread_attr_setstacksize.c
index 9147ba15bd..7d43b5c0f3 100644
--- a/support/xpthread_attr_setstacksize.c
+++ b/support/xpthread_attr_setstacksize.c
@@ -1,5 +1,5 @@
 /* pthread_attr_setstacksize with error checking.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/xpthread_barrier_destroy.c b/support/xpthread_barrier_destroy.c
index f0c5470b03..079d1deefe 100644
--- a/support/xpthread_barrier_destroy.c
+++ b/support/xpthread_barrier_destroy.c
@@ -1,5 +1,5 @@
 /* pthread_barrier_destroy with error checking.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xpthread_barrier_init.c b/support/xpthread_barrier_init.c
index 187b648e57..de8125ec5e 100644
--- a/support/xpthread_barrier_init.c
+++ b/support/xpthread_barrier_init.c
@@ -1,5 +1,5 @@
 /* pthread_barrier_init with error checking.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xpthread_barrier_wait.c b/support/xpthread_barrier_wait.c
index 3629fdb145..96a24e94be 100644
--- a/support/xpthread_barrier_wait.c
+++ b/support/xpthread_barrier_wait.c
@@ -1,5 +1,5 @@
 /* pthread_barrier_wait with error checking.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xpthread_barrierattr_destroy.c b/support/xpthread_barrierattr_destroy.c
index 04765cc3a7..3fdb00849b 100644
--- a/support/xpthread_barrierattr_destroy.c
+++ b/support/xpthread_barrierattr_destroy.c
@@ -1,5 +1,5 @@
 /* pthread_barrierattr_destroy with error checking.
-   Copyright (C) 2018-2019 Free Software Foundation, Inc.
+   Copyright (C) 2018-2020 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/support/xpthread_barrierattr_init.c b/support/xpthread_barrierattr_init.c
index 55f962c5ed..c6768659f2 100644
--- a/support/xpthread_barrierattr_init.c
+++ b/support/xpthread_barrierattr_init.c
@@ -1,5 +1,5 @@
 /* pthread_barrierattr_init with error checking.
-   Copyright (C) 2018-2019 Free Software Foundation, Inc.
+   Copyright (C) 2018-2020 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/support/xpthread_barrierattr_setpshared.c b/support/xpthread_barrierattr_setpshared.c
index 0d5703b741..a17d50a2ee 100644
--- a/support/xpthread_barrierattr_setpshared.c
+++ b/support/xpthread_barrierattr_setpshared.c
@@ -1,5 +1,5 @@
 /* pthread_barrierattr_setpshared with error checking.
-   Copyright (C) 2018-2019 Free Software Foundation, Inc.
+   Copyright (C) 2018-2020 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/support/xpthread_cancel.c b/support/xpthread_cancel.c
index 0f39ec750e..de250acf16 100644
--- a/support/xpthread_cancel.c
+++ b/support/xpthread_cancel.c
@@ -1,5 +1,5 @@
 /* pthread_cancel with error checking.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xpthread_check_return.c b/support/xpthread_check_return.c
index 7a88b30cb7..f27057db94 100644
--- a/support/xpthread_check_return.c
+++ b/support/xpthread_check_return.c
@@ -1,5 +1,5 @@
 /* Return value checking for pthread functions, exit variant.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xpthread_cond_wait.c b/support/xpthread_cond_wait.c
index c912bf2721..b95526e0c8 100644
--- a/support/xpthread_cond_wait.c
+++ b/support/xpthread_cond_wait.c
@@ -1,5 +1,5 @@
 /* pthread_cond_wait with error checking.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xpthread_create.c b/support/xpthread_create.c
index 3ff644d2b6..e80cb2c9c4 100644
--- a/support/xpthread_create.c
+++ b/support/xpthread_create.c
@@ -1,5 +1,5 @@
 /* pthread_create with error checking.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xpthread_detach.c b/support/xpthread_detach.c
index b47bdaf479..bc1b2e0edd 100644
--- a/support/xpthread_detach.c
+++ b/support/xpthread_detach.c
@@ -1,5 +1,5 @@
 /* pthread_detach with error checking.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xpthread_join.c b/support/xpthread_join.c
index 6a662b813b..2c50d70832 100644
--- a/support/xpthread_join.c
+++ b/support/xpthread_join.c
@@ -1,5 +1,5 @@
 /* pthread_join with error checking.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xpthread_mutex_consistent.c b/support/xpthread_mutex_consistent.c
index 0a99e4d788..678e0644ec 100644
--- a/support/xpthread_mutex_consistent.c
+++ b/support/xpthread_mutex_consistent.c
@@ -1,5 +1,5 @@
 /* pthread_mutex_consistent with error checking.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xpthread_mutex_destroy.c b/support/xpthread_mutex_destroy.c
index 0a2ced3a22..dde206f7b1 100644
--- a/support/xpthread_mutex_destroy.c
+++ b/support/xpthread_mutex_destroy.c
@@ -1,5 +1,5 @@
 /* pthread_mutex_destroy with error checking.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xpthread_mutex_init.c b/support/xpthread_mutex_init.c
index 6247599579..9c9f1f9250 100644
--- a/support/xpthread_mutex_init.c
+++ b/support/xpthread_mutex_init.c
@@ -1,5 +1,5 @@
 /* pthread_mutex_init with error checking.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xpthread_mutex_lock.c b/support/xpthread_mutex_lock.c
index 0300117201..f23e202539 100644
--- a/support/xpthread_mutex_lock.c
+++ b/support/xpthread_mutex_lock.c
@@ -1,5 +1,5 @@
 /* pthread_mutex_lock with error checking.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xpthread_mutex_unlock.c b/support/xpthread_mutex_unlock.c
index d11d66f268..b6ead69fed 100644
--- a/support/xpthread_mutex_unlock.c
+++ b/support/xpthread_mutex_unlock.c
@@ -1,5 +1,5 @@
 /* pthread_mutex_unlock with error checking.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xpthread_mutexattr_destroy.c b/support/xpthread_mutexattr_destroy.c
index 73410795ba..2f4874f99a 100644
--- a/support/xpthread_mutexattr_destroy.c
+++ b/support/xpthread_mutexattr_destroy.c
@@ -1,5 +1,5 @@
 /* pthread_mutexattr_destroy with error checking.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/xpthread_mutexattr_init.c b/support/xpthread_mutexattr_init.c
index ec6c2b075d..f03d37c63e 100644
--- a/support/xpthread_mutexattr_init.c
+++ b/support/xpthread_mutexattr_init.c
@@ -1,5 +1,5 @@
 /* pthread_mutexattr_init with error checking.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xpthread_mutexattr_setprotocol.c b/support/xpthread_mutexattr_setprotocol.c
index 42521e81ab..8618f80651 100644
--- a/support/xpthread_mutexattr_setprotocol.c
+++ b/support/xpthread_mutexattr_setprotocol.c
@@ -1,5 +1,5 @@
 /* pthread_mutexattr_setprotocol with error checking.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xpthread_mutexattr_setpshared.c b/support/xpthread_mutexattr_setpshared.c
index 64de6db4e7..ff5874f298 100644
--- a/support/xpthread_mutexattr_setpshared.c
+++ b/support/xpthread_mutexattr_setpshared.c
@@ -1,5 +1,5 @@
 /* pthread_mutexattr_setpshared with error checking.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xpthread_mutexattr_setrobust.c b/support/xpthread_mutexattr_setrobust.c
index c200da680d..e3340f3646 100644
--- a/support/xpthread_mutexattr_setrobust.c
+++ b/support/xpthread_mutexattr_setrobust.c
@@ -1,5 +1,5 @@
 /* pthread_mutexattr_setrobust with error checking.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xpthread_mutexattr_settype.c b/support/xpthread_mutexattr_settype.c
index 15c956629f..794e319bdb 100644
--- a/support/xpthread_mutexattr_settype.c
+++ b/support/xpthread_mutexattr_settype.c
@@ -1,5 +1,5 @@
 /* pthread_mutexattr_settype with error checking.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xpthread_once.c b/support/xpthread_once.c
index 384e09ab34..dfa1cab0ea 100644
--- a/support/xpthread_once.c
+++ b/support/xpthread_once.c
@@ -1,5 +1,5 @@
 /* pthread_once with error checking.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xpthread_rwlock_destroy.c b/support/xpthread_rwlock_destroy.c
index 92b0a10039..5d82a5d6e5 100644
--- a/support/xpthread_rwlock_destroy.c
+++ b/support/xpthread_rwlock_destroy.c
@@ -1,5 +1,5 @@
 /* pthread_rwlock_destroy with error checking.
-   Copyright (C) 2019 Free Software Foundation, Inc.
+   Copyright (C) 2019-2020 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/support/xpthread_rwlock_init.c b/support/xpthread_rwlock_init.c
index f7ca2f8eba..9bbab399ff 100644
--- a/support/xpthread_rwlock_init.c
+++ b/support/xpthread_rwlock_init.c
@@ -1,5 +1,5 @@
 /* pthread_rwlock_init with error checking.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/xpthread_rwlock_rdlock.c b/support/xpthread_rwlock_rdlock.c
index 0c685b02ca..e8de8db7c8 100644
--- a/support/xpthread_rwlock_rdlock.c
+++ b/support/xpthread_rwlock_rdlock.c
@@ -1,5 +1,5 @@
 /* pthread_rwlock_rdlock with error checking.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/xpthread_rwlock_unlock.c b/support/xpthread_rwlock_unlock.c
index ef24821397..d96cbcf0b6 100644
--- a/support/xpthread_rwlock_unlock.c
+++ b/support/xpthread_rwlock_unlock.c
@@ -1,5 +1,5 @@
 /* pthread_rwlock_unlock with error checking.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/xpthread_rwlock_wrlock.c b/support/xpthread_rwlock_wrlock.c
index 859182ebe8..7b792fe69c 100644
--- a/support/xpthread_rwlock_wrlock.c
+++ b/support/xpthread_rwlock_wrlock.c
@@ -1,5 +1,5 @@
 /* pthread_rwlock_wrlock with error checking.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/xpthread_rwlockattr_init.c b/support/xpthread_rwlockattr_init.c
index 3c3efd7eb0..29073a49ab 100644
--- a/support/xpthread_rwlockattr_init.c
+++ b/support/xpthread_rwlockattr_init.c
@@ -1,5 +1,5 @@
 /* pthread_rwlockattr_init with error checking.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/xpthread_rwlockattr_setkind_np.c b/support/xpthread_rwlockattr_setkind_np.c
index 619cab8de5..5102eb2e5e 100644
--- a/support/xpthread_rwlockattr_setkind_np.c
+++ b/support/xpthread_rwlockattr_setkind_np.c
@@ -1,5 +1,5 @@
 /* pthread_rwlockattr_setkind_np with error checking.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/xpthread_sigmask.c b/support/xpthread_sigmask.c
index 42ce7badd2..ddc460e6f6 100644
--- a/support/xpthread_sigmask.c
+++ b/support/xpthread_sigmask.c
@@ -1,5 +1,5 @@
 /* pthread_sigmask with error checking.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xpthread_spin_lock.c b/support/xpthread_spin_lock.c
index 29683d97fc..bcaf2b892c 100644
--- a/support/xpthread_spin_lock.c
+++ b/support/xpthread_spin_lock.c
@@ -1,5 +1,5 @@
 /* pthread_spin_lock with error checking.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xpthread_spin_unlock.c b/support/xpthread_spin_unlock.c
index 0f7eb6e5d6..83a69edf4f 100644
--- a/support/xpthread_spin_unlock.c
+++ b/support/xpthread_spin_unlock.c
@@ -1,5 +1,5 @@
 /* pthread_spin_unlock with error checking.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xptrace.h b/support/xptrace.h
index 7af8926805..16b8ee7e5e 100644
--- a/support/xptrace.h
+++ b/support/xptrace.h
@@ -1,5 +1,5 @@
 /* Support functions handling ptrace_scope.
-   Copyright (C) 2019 Free Software Foundation, Inc.
+   Copyright (C) 2019-2020 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/support/xraise.c b/support/xraise.c
index dfc3fb7ae4..eeaf8b2dea 100644
--- a/support/xraise.c
+++ b/support/xraise.c
@@ -1,5 +1,5 @@
 /* Error-checking wrapper for raise.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/xreadlink.c b/support/xreadlink.c
index a776971eb6..22224a5778 100644
--- a/support/xreadlink.c
+++ b/support/xreadlink.c
@@ -1,5 +1,5 @@
 /* Error-checking, allocating wrapper for readlink.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/xrealloc.c b/support/xrealloc.c
index 6af26cc623..7428e1ee5c 100644
--- a/support/xrealloc.c
+++ b/support/xrealloc.c
@@ -1,5 +1,5 @@
 /* Error-checking wrapper for realloc.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xrecvfrom.c b/support/xrecvfrom.c
index a57a270ca9..9a130bb074 100644
--- a/support/xrecvfrom.c
+++ b/support/xrecvfrom.c
@@ -1,5 +1,5 @@
 /* recvfrom with error checking.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xsendto.c b/support/xsendto.c
index 1e21024390..c47720fc47 100644
--- a/support/xsendto.c
+++ b/support/xsendto.c
@@ -1,5 +1,5 @@
 /* sendto with error checking.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xsetlocale.c b/support/xsetlocale.c
index 063ed4b0d6..9c97a0efbe 100644
--- a/support/xsetlocale.c
+++ b/support/xsetlocale.c
@@ -1,5 +1,5 @@
 /* setlocale with error checking.
-   Copyright (C) 2019 Free Software Foundation, Inc.
+   Copyright (C) 2019-2020 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/support/xsetsockopt.c b/support/xsetsockopt.c
index 0290ab92a4..da8ae958df 100644
--- a/support/xsetsockopt.c
+++ b/support/xsetsockopt.c
@@ -1,5 +1,5 @@
 /* setsockopt with error checking.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xsigaction.c b/support/xsigaction.c
index 6bae67db88..336565a13f 100644
--- a/support/xsigaction.c
+++ b/support/xsigaction.c
@@ -1,5 +1,5 @@
 /* Error-checking wrapper for sigaction.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/xsignal.c b/support/xsignal.c
index f233abc84e..12aa230a9c 100644
--- a/support/xsignal.c
+++ b/support/xsignal.c
@@ -1,5 +1,5 @@
 /* Error-checking wrapper for signal.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/xsignal.h b/support/xsignal.h
index 2658f92444..da54339ea9 100644
--- a/support/xsignal.h
+++ b/support/xsignal.h
@@ -1,5 +1,5 @@
 /* Support functionality for using signals.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xsigstack.c b/support/xsigstack.c
index 599c393402..c6d39c4de3 100644
--- a/support/xsigstack.c
+++ b/support/xsigstack.c
@@ -1,5 +1,5 @@
 /* sigaltstack wrappers.
-   Copyright (C) 2019 Free Software Foundation, Inc.
+   Copyright (C) 2019-2020 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/support/xsocket.c b/support/xsocket.c
index 76d9e4ce55..d58d2a21f8 100644
--- a/support/xsocket.c
+++ b/support/xsocket.c
@@ -1,5 +1,5 @@
 /* socket with error checking.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xsocket.h b/support/xsocket.h
index 7ca981802d..d5d124fc47 100644
--- a/support/xsocket.h
+++ b/support/xsocket.h
@@ -1,5 +1,5 @@
 /* Error-checking wrappers for socket functions.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xspawn.h b/support/xspawn.h
index ab129b682d..728423b897 100644
--- a/support/xspawn.h
+++ b/support/xspawn.h
@@ -1,5 +1,5 @@
 /* posix_spawn with support checks.
-   Copyright (C) 2019 Free Software Foundation, Inc.
+   Copyright (C) 2019-2020 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/support/xstdio.h b/support/xstdio.h
index e4e52b4c7e..b62267a2a2 100644
--- a/support/xstdio.h
+++ b/support/xstdio.h
@@ -1,5 +1,5 @@
 /* Error-checking wrappers for stdio functions.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xstrdup.c b/support/xstrdup.c
index d793e57695..d5dbb1efcf 100644
--- a/support/xstrdup.c
+++ b/support/xstrdup.c
@@ -1,5 +1,5 @@
 /* strdup with error checking.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xstrndup.c b/support/xstrndup.c
index 5534f23ecc..bbfd12985b 100644
--- a/support/xstrndup.c
+++ b/support/xstrndup.c
@@ -1,5 +1,5 @@
 /* strndup with error checking.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xsymlink.c b/support/xsymlink.c
index 3634f81bd2..bebc18af93 100644
--- a/support/xsymlink.c
+++ b/support/xsymlink.c
@@ -1,5 +1,5 @@
 /* Error-checking replacement for "symlink".
-   Copyright (C) 2018-2019 Free Software Foundation, Inc.
+   Copyright (C) 2018-2020 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/support/xsysconf.c b/support/xsysconf.c
index 2856beb894..ede144652b 100644
--- a/support/xsysconf.c
+++ b/support/xsysconf.c
@@ -1,5 +1,5 @@
 /* Error-checking wrapper for sysconf.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/xthread.h b/support/xthread.h
index f39720cb23..d350d1506d 100644
--- a/support/xthread.h
+++ b/support/xthread.h
@@ -1,5 +1,5 @@
 /* Support functionality for using threads.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xtime.h b/support/xtime.h
index 76ff7a4d13..65edbb01d3 100644
--- a/support/xtime.h
+++ b/support/xtime.h
@@ -1,5 +1,5 @@
 /* Support functionality for using time.
-   Copyright (C) 2019 Free Software Foundation, Inc.
+   Copyright (C) 2019-2020 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/support/xunistd.h b/support/xunistd.h
index f10e0603cb..96f498f2e5 100644
--- a/support/xunistd.h
+++ b/support/xunistd.h
@@ -1,5 +1,5 @@
 /* POSIX-specific extra functions.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xunlink.c b/support/xunlink.c
index ff1f9b1479..f81d50ce1c 100644
--- a/support/xunlink.c
+++ b/support/xunlink.c
@@ -1,5 +1,5 @@
 /* Error-checking wrapper for unlink.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 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/support/xwaitpid.c b/support/xwaitpid.c
index 658e847191..90e2d734db 100644
--- a/support/xwaitpid.c
+++ b/support/xwaitpid.c
@@ -1,5 +1,5 @@
 /* waitpid with error checking.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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/support/xwrite.c b/support/xwrite.c
index 7e3f035448..4ccfa1f39f 100644
--- a/support/xwrite.c
+++ b/support/xwrite.c
@@ -1,5 +1,5 @@
 /* write with error checking and retries.
-   Copyright (C) 2016-2019 Free Software Foundation, Inc.
+   Copyright (C) 2016-2020 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