about summary refs log tree commit diff
path: root/support
diff options
context:
space:
mode:
Diffstat (limited to 'support')
-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/process_state.h2
-rw-r--r--support/resolv_response_context_duplicate.c2
-rw-r--r--support/resolv_response_context_free.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-open-dev-null-range.c2
-rw-r--r--support/support-xfstat-time64.c2
-rw-r--r--support/support-xfstat.c2
-rw-r--r--support/support-xstat-time64.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.c2
-rw-r--r--support/support_copy_file_range.c2
-rw-r--r--support/support_create_timer.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_mutex_pi_monotonic.c2
-rw-r--r--support/support_need_proc.c2
-rw-r--r--support/support_openpty.c2
-rw-r--r--support/support_path_support_time64.c2
-rw-r--r--support/support_paths.c2
-rw-r--r--support/support_process_state.c2
-rw-r--r--support/support_ptrace.c2
-rw-r--r--support/support_quote_blob.c2
-rw-r--r--support/support_quote_blob_main.c2
-rw-r--r--support/support_quote_blob_wide.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_select_modifies_timeout.c2
-rw-r--r--support/support_select_normalizes_timeout.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_socket_so_timestamp_time64.c2
-rw-r--r--support/support_stack_alloc.c2
-rw-r--r--support/support_stat_nanoseconds.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_compare_string_main.c2
-rw-r--r--support/support_test_compare_string_wide.c2
-rw-r--r--support/support_test_main.c2
-rw-r--r--support/support_test_verify_impl.c2
-rw-r--r--support/support_wait_for_thread_exit.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/test-run-command.c2
-rw-r--r--support/timespec-add-time64.c2
-rw-r--r--support/timespec-add.c2
-rw-r--r--support/timespec-sub-time64.c2
-rw-r--r--support/timespec-sub.c2
-rw-r--r--support/timespec-time64.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-glibcpp.py2
-rw-r--r--support/tst-support-namespace.c2
-rw-r--r--support/tst-support-open-dev-null-range.c2
-rw-r--r--support/tst-support-process_state.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_blob_wide.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-test_compare_string_wide.c2
-rw-r--r--support/tst-timespec.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/xchdir.c2
-rw-r--r--support/xchmod.c2
-rw-r--r--support/xchroot.c2
-rw-r--r--support/xclock_gettime.c2
-rw-r--r--support/xclock_gettime_time64.c2
-rw-r--r--support/xclock_settime.c2
-rw-r--r--support/xclock_settime_time64.c2
-rw-r--r--support/xclone.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/xfchmod.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/xgetline.c2
-rw-r--r--support/xgetsockname.c2
-rw-r--r--support/xlisten.c2
-rw-r--r--support/xlseek.c2
-rw-r--r--support/xlstat-time64.c2
-rw-r--r--support/xlstat.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/xmkfifo.c2
-rw-r--r--support/xmmap.c2
-rw-r--r--support/xmprotect.c2
-rw-r--r--support/xmunmap.c2
-rw-r--r--support/xnewlocale.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_setaffinity_np.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_signal.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_key_create.c2
-rw-r--r--support/xpthread_key_delete.c2
-rw-r--r--support/xpthread_kill.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/xsched.h2
-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/xuselocale.c2
-rw-r--r--support/xwaitpid.c2
-rw-r--r--support/xwrite.c2
243 files changed, 243 insertions, 243 deletions
diff --git a/support/Makefile b/support/Makefile
index 4046b12fbd..b29b7eb505 100644
--- a/support/Makefile
+++ b/support/Makefile
@@ -1,5 +1,5 @@
 # Makefile for support library, used only at build and test time
-# Copyright (C) 2016-2022 Free Software Foundation, Inc.
+# Copyright (C) 2016-2023 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 2c952906ea..02e9593385 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) 2018-2022 Free Software Foundation, Inc.
+   Copyright (C) 2018-2023 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 e1800e7306..08f10c621d 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) 2018-2022 Free Software Foundation, Inc.
+   Copyright (C) 2018-2023 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 e44c965ef3..99ab7b8ab3 100644
--- a/support/capture_subprocess.h
+++ b/support/capture_subprocess.h
@@ -1,5 +1,5 @@
 /* Capture output from a subprocess.
-   Copyright (C) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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 0b907b2ddf..a911f27ec2 100644
--- a/support/check.c
+++ b/support/check.c
@@ -1,5 +1,5 @@
 /* Support code for reporting test results.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 fa080cf480..e6ae39f1a1 100644
--- a/support/check.h
+++ b/support/check.h
@@ -1,5 +1,5 @@
 /* Functionality for reporting test results.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 ef55191654..845e74d649 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) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 d191e364f5..657c00d58f 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) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 2b43a1c95a..0b8d29e42a 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) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 2a508a3076..6eeea3611e 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) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 0edef0ae32..0c60bfc1e4 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) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 28aebaf882..e5028bf13f 100644
--- a/support/delayed_exit.c
+++ b/support/delayed_exit.c
@@ -1,5 +1,5 @@
 /* Time-triggered process termination.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 a086f0fb8a..6cb80ea9da 100644
--- a/support/descriptors.h
+++ b/support/descriptors.h
@@ -1,5 +1,5 @@
 /* Monitoring file descriptor usage.
-   Copyright (C) 2018-2022 Free Software Foundation, Inc.
+   Copyright (C) 2018-2023 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 1f25c50964..af7700af68 100644
--- a/support/echo-container.c
+++ b/support/echo-container.c
@@ -1,5 +1,5 @@
 /* Minimal /bin/echo for in-container use.
-   Copyright (C) 2018-2022 Free Software Foundation, Inc.
+   Copyright (C) 2018-2023 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 d827def546..81367fc7b2 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) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 9cac0716c9..2b4668a7fd 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) 2015-2022 Free Software Foundation, Inc.
+   Copyright (C) 2015-2023 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 23bad6403b..855d7cc7c9 100644
--- a/support/namespace.h
+++ b/support/namespace.h
@@ -1,5 +1,5 @@
 /* Entering namespaces for test case isolation.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 4b743908cf..7af1bb7640 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) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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 c6893fc49d..16da5c8732 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) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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 ec4680fcd4..d529e575ee 100644
--- a/support/oom_error.c
+++ b/support/oom_error.c
@@ -1,5 +1,5 @@
 /* Reporting out-of-memory errors.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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/process_state.h b/support/process_state.h
index ebe21caf3e..b5a00ef085 100644
--- a/support/process_state.h
+++ b/support/process_state.h
@@ -1,5 +1,5 @@
 /* Wait for process state.
-   Copyright (C) 2020-2022 Free Software Foundation, Inc.
+   Copyright (C) 2020-2023 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_response_context_duplicate.c b/support/resolv_response_context_duplicate.c
index 5ed022af85..e9838f0971 100644
--- a/support/resolv_response_context_duplicate.c
+++ b/support/resolv_response_context_duplicate.c
@@ -1,5 +1,5 @@
 /* Duplicate a response context used in DNS resolver tests.
-   Copyright (C) 2020-2022 Free Software Foundation, Inc.
+   Copyright (C) 2020-2023 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_response_context_free.c b/support/resolv_response_context_free.c
index d5bc69a89d..eeecc99eec 100644
--- a/support/resolv_response_context_free.c
+++ b/support/resolv_response_context_free.c
@@ -1,5 +1,5 @@
 /* Free a response context used in DNS resolver tests.
-   Copyright (C) 2020-2022 Free Software Foundation, Inc.
+   Copyright (C) 2020-2023 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 3206c416fc..fd1f5e78bb 100644
--- a/support/resolv_test.c
+++ b/support/resolv_test.c
@@ -1,5 +1,5 @@
 /* DNS test framework and libresolv redirection.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 da524c089b..8d05fc4e06 100644
--- a/support/resolv_test.h
+++ b/support/resolv_test.h
@@ -1,5 +1,5 @@
 /* DNS test framework and libresolv redirection.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 08eeb89d4a..d5daebbf06 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) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 41729072e9..25007ba3fb 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) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 1c73666f0a..e9ac9b6d04 100644
--- a/support/shell-container.c
+++ b/support/shell-container.c
@@ -1,5 +1,5 @@
 /* Minimal /bin/sh for in-container use.
-   Copyright (C) 2018-2022 Free Software Foundation, Inc.
+   Copyright (C) 2018-2023 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 55602f462f..174405ba57 100644
--- a/support/subprocess.h
+++ b/support/subprocess.h
@@ -1,5 +1,5 @@
 /* Create a subprocess.
-   Copyright (C) 2019-2022 Free Software Foundation, Inc.
+   Copyright (C) 2019-2023 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-open-dev-null-range.c b/support/support-open-dev-null-range.c
index eea5ba5f3f..8a8125660e 100644
--- a/support/support-open-dev-null-range.c
+++ b/support/support-open-dev-null-range.c
@@ -1,5 +1,5 @@
 /* Return a range of open file descriptors.
-   Copyright (C) 2021-2022 Free Software Foundation, Inc.
+   Copyright (C) 2021-2023 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-time64.c b/support/support-xfstat-time64.c
index 32e3f62a09..a45004319c 100644
--- a/support/support-xfstat-time64.c
+++ b/support/support-xfstat-time64.c
@@ -1,5 +1,5 @@
 /* 64-bit time_t stat with error checking.
-   Copyright (C) 2021-2022 Free Software Foundation, Inc.
+   Copyright (C) 2021-2023 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 c2045b42de..b5f9f908a5 100644
--- a/support/support-xfstat.c
+++ b/support/support-xfstat.c
@@ -1,5 +1,5 @@
 /* fstat64 with error checking.
-   Copyright (C) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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-time64.c b/support/support-xstat-time64.c
index 0050bc836a..5da40221f4 100644
--- a/support/support-xstat-time64.c
+++ b/support/support-xstat-time64.c
@@ -1,5 +1,5 @@
 /* 64-bit time_t stat with error checking.
-   Copyright (C) 2021-2022 Free Software Foundation, Inc.
+   Copyright (C) 2021-2023 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 82e4925037..7a49e5bbf8 100644
--- a/support/support-xstat.c
+++ b/support/support-xstat.c
@@ -1,5 +1,5 @@
 /* stat64 with error checking.
-   Copyright (C) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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 d20051da4d..525ff1ebce 100644
--- a/support/support.h
+++ b/support/support.h
@@ -1,5 +1,5 @@
 /* Common extra functions.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 Free Software Foundation, Inc.
    Copyright The GNU Toolchain Authors.
    This file is part of the GNU C Library.
 
diff --git a/support/support_become_root.c b/support/support_become_root.c
index e043e111ec..82ddcb94d8 100644
--- a/support/support_become_root.c
+++ b/support/support_become_root.c
@@ -1,5 +1,5 @@
 /* Acquire root privileges.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 ca0e5f7ef4..7d9f91205d 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) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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 a8bcb23d40..bae7d5fb20 100644
--- a/support/support_capture_subprocess.c
+++ b/support/support_capture_subprocess.c
@@ -1,5 +1,5 @@
 /* Capture output from a subprocess.
-   Copyright (C) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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 6ad697f88a..0e56e97394 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) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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 4bf6fe0834..7a1b7272f0 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) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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.c b/support/support_copy_file.c
index 9a936b37c7..50ff87b9f1 100644
--- a/support/support_copy_file.c
+++ b/support/support_copy_file.c
@@ -1,5 +1,5 @@
 /* Copy a file from one path to another.
-   Copyright (C) 2020-2022 Free Software Foundation, Inc.
+   Copyright (C) 2020-2023 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 90fb3b34d9..ee9380aedb 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) 2018-2022 Free Software Foundation, Inc.
+   Copyright (C) 2018-2023 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_create_timer.c b/support/support_create_timer.c
index 7998d48125..0234821551 100644
--- a/support/support_create_timer.c
+++ b/support/support_create_timer.c
@@ -1,5 +1,5 @@
 /* Create a periodic timer.
-   Copyright (C) 2021-2022 Free Software Foundation, Inc.
+   Copyright (C) 2021-2023 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 d9bcade1cf..7af5934808 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) 2018-2022 Free Software Foundation, Inc.
+   Copyright (C) 2018-2023 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 546d85e51f..9ccdd1dd5a 100644
--- a/support/support_descriptors.c
+++ b/support/support_descriptors.c
@@ -1,5 +1,5 @@
 /* Monitoring file descriptor usage.
-   Copyright (C) 2018-2022 Free Software Foundation, Inc.
+   Copyright (C) 2018-2023 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 209260c03a..8b1c73fbb2 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) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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 f7e4025111..583fc9459e 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) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 011cd1133f..3c2d82a3c1 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) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 a18d308c73..25a3486c5c 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) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 14344bc1bf..047548b713 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) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 32aa23df21..86d89e2ae1 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) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 825777f9ac..147cf7957d 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) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 7aa49ffd60..af499c6394 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) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 89dae47d9e..f4b53d7cb2 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) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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_mutex_pi_monotonic.c b/support/support_mutex_pi_monotonic.c
index dfaaee4175..048908273a 100644
--- a/support/support_mutex_pi_monotonic.c
+++ b/support/support_mutex_pi_monotonic.c
@@ -1,5 +1,5 @@
 /* Returns whether Priority Inheritance support CLOCK_MONOTONIC.
-   Copyright (C) 2021-2022 Free Software Foundation, Inc.
+   Copyright (C) 2021-2023 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_need_proc.c b/support/support_need_proc.c
index 9b4eab7539..40ae4e4d5d 100644
--- a/support/support_need_proc.c
+++ b/support/support_need_proc.c
@@ -1,5 +1,5 @@
 /* Indicate that a test requires a working /proc.
-   Copyright (C) 2022 Free Software Foundation, Inc.
+   Copyright (C) 2022-2023 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 940c5a98c3..5ad20b8622 100644
--- a/support/support_openpty.c
+++ b/support/support_openpty.c
@@ -1,5 +1,5 @@
 /* Open a pseudoterminal.
-   Copyright (C) 2018-2022 Free Software Foundation, Inc.
+   Copyright (C) 2018-2023 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_path_support_time64.c b/support/support_path_support_time64.c
index c6522a50b5..803a4f3bb7 100644
--- a/support/support_path_support_time64.c
+++ b/support/support_path_support_time64.c
@@ -1,5 +1,5 @@
 /* Check if path supports 64-bit time interfaces.
-   Copyright (C) 2021-2022 Free Software Foundation, Inc.
+   Copyright (C) 2021-2023 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 2d993f9de2..f9d75998cf 100644
--- a/support/support_paths.c
+++ b/support/support_paths.c
@@ -1,5 +1,5 @@
 /* Various paths that might be needed.
-   Copyright (C) 2018-2022 Free Software Foundation, Inc.
+   Copyright (C) 2018-2023 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_process_state.c b/support/support_process_state.c
index ca86dc11e6..dc2296f8dd 100644
--- a/support/support_process_state.c
+++ b/support/support_process_state.c
@@ -1,5 +1,5 @@
 /* Wait for process state.
-   Copyright (C) 2020-2022 Free Software Foundation, Inc.
+   Copyright (C) 2020-2023 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 b5df6d313d..992b068747 100644
--- a/support/support_ptrace.c
+++ b/support/support_ptrace.c
@@ -1,5 +1,5 @@
 /* Support functions handling ptrace_scope.
-   Copyright (C) 2019-2022 Free Software Foundation, Inc.
+   Copyright (C) 2019-2023 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 10aaa839fc..ea7bcd9eb4 100644
--- a/support/support_quote_blob.c
+++ b/support/support_quote_blob.c
@@ -1,5 +1,5 @@
 /* Quote a narrow string blob so that it can be used in C literals.
-   Copyright (C) 2018-2022 Free Software Foundation, Inc.
+   Copyright (C) 2018-2023 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_main.c b/support/support_quote_blob_main.c
index 9c46e1d0bb..992e928192 100644
--- a/support/support_quote_blob_main.c
+++ b/support/support_quote_blob_main.c
@@ -1,5 +1,5 @@
 /* Quote a blob so that it can be used in C literals.
-   Copyright (C) 2018-2022 Free Software Foundation, Inc.
+   Copyright (C) 2018-2023 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_wide.c b/support/support_quote_blob_wide.c
index eccf6609b5..9f0d8611e8 100644
--- a/support/support_quote_blob_wide.c
+++ b/support/support_quote_blob_wide.c
@@ -1,5 +1,5 @@
 /* Quote a wide string blob so that it can be used in C literals.
-   Copyright (C) 2018-2022 Free Software Foundation, Inc.
+   Copyright (C) 2018-2023 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 1362b62d96..2bc23f37af 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) 2018-2022 Free Software Foundation, Inc.
+   Copyright (C) 2018-2023 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 7e57fe97fb..27055bde0c 100644
--- a/support/support_record_failure.c
+++ b/support/support_record_failure.c
@@ -1,5 +1,5 @@
 /* Global test failure counter.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 d51d02707d..afcc3b0121 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) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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_select_modifies_timeout.c b/support/support_select_modifies_timeout.c
index d1ce812307..f31d4f2bad 100644
--- a/support/support_select_modifies_timeout.c
+++ b/support/support_select_modifies_timeout.c
@@ -1,5 +1,5 @@
 /* Return whether select modifies the timeout.
-   Copyright (C) 2021-2022 Free Software Foundation, Inc.
+   Copyright (C) 2021-2023 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_select_normalizes_timeout.c b/support/support_select_normalizes_timeout.c
index 12ff85f54f..b9263849e0 100644
--- a/support/support_select_normalizes_timeout.c
+++ b/support/support_select_normalizes_timeout.c
@@ -1,5 +1,5 @@
 /* Return whether select normalizes the timeout.
-   Copyright (C) 2021-2022 Free Software Foundation, Inc.
+   Copyright (C) 2021-2023 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 08c3ea467e..d230eab727 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) 2019-2022 Free Software Foundation, Inc.
+   Copyright (C) 2019-2023 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 d576a6147d..ba307d6b7f 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) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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 f8c6a148b6..9260acaca4 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) 2019-2022 Free Software Foundation, Inc.
+   Copyright (C) 2019-2023 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_socket_so_timestamp_time64.c b/support/support_socket_so_timestamp_time64.c
index 54bf3f4272..d83016f0c6 100644
--- a/support/support_socket_so_timestamp_time64.c
+++ b/support/support_socket_so_timestamp_time64.c
@@ -1,5 +1,5 @@
 /* Return whether socket supports 64-bit timestamps.
-   Copyright (C) 2022 Free Software Foundation, Inc.
+   Copyright (C) 2022-2023 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_stack_alloc.c b/support/support_stack_alloc.c
index 77115fceb1..15d676021c 100644
--- a/support/support_stack_alloc.c
+++ b/support/support_stack_alloc.c
@@ -1,5 +1,5 @@
 /* Allocate a stack suitable to be used with xclone or xsigaltstack.
-   Copyright (C) 2021-2022 Free Software Foundation, Inc.
+   Copyright (C) 2021-2023 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_stat_nanoseconds.c b/support/support_stat_nanoseconds.c
index e9368ce003..bf833d6e95 100644
--- a/support/support_stat_nanoseconds.c
+++ b/support/support_stat_nanoseconds.c
@@ -1,5 +1,5 @@
 /* Check if stat supports nanosecond resolution.
-   Copyright (C) 2021-2022 Free Software Foundation, Inc.
+   Copyright (C) 2021-2023 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 799665ddba..41746f729f 100644
--- a/support/support_subprocess.c
+++ b/support/support_subprocess.c
@@ -1,5 +1,5 @@
 /* Create subprocess.
-   Copyright (C) 2019-2022 Free Software Foundation, Inc.
+   Copyright (C) 2019-2023 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 bf8e40b3a4..c378d7b655 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) 2018-2022 Free Software Foundation, Inc.
+   Copyright (C) 2018-2023 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 792cc2074e..d28540bfcc 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) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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 10a9ea6420..e48c305b29 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) 2018-2022 Free Software Foundation, Inc.
+   Copyright (C) 2018-2023 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_main.c b/support/support_test_compare_string_main.c
index 28da7e8c30..c55a061746 100644
--- a/support/support_test_compare_string_main.c
+++ b/support/support_test_compare_string_main.c
@@ -1,5 +1,5 @@
 /* Check two strings for equality.
-   Copyright (C) 2018-2022 Free Software Foundation, Inc.
+   Copyright (C) 2018-2023 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_wide.c b/support/support_test_compare_string_wide.c
index b6fc0f9c53..7a8c97d6b3 100644
--- a/support/support_test_compare_string_wide.c
+++ b/support/support_test_compare_string_wide.c
@@ -1,5 +1,5 @@
 /* Check two wide strings for equality.
-   Copyright (C) 2018-2022 Free Software Foundation, Inc.
+   Copyright (C) 2018-2023 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 60307fd68e..94f02dfb4f 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) 1998-2022 Free Software Foundation, Inc.
+   Copyright (C) 1998-2023 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 cf9ff26195..c748ed96ba 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) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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_wait_for_thread_exit.c b/support/support_wait_for_thread_exit.c
index 058937e63d..bd36547d33 100644
--- a/support/support_wait_for_thread_exit.c
+++ b/support/support_wait_for_thread_exit.c
@@ -1,5 +1,5 @@
 /* Wait until all threads except the current thread has exited.
-   Copyright (C) 2021-2022 Free Software Foundation, Inc.
+   Copyright (C) 2021-2023 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 9c3a417c4c..834f393394 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) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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 6e7b447e89..adb15cbd6b 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) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 e41128c2d4..536f238175 100644
--- a/support/temp_file.c
+++ b/support/temp_file.c
@@ -1,5 +1,5 @@
 /* Temporary file handling for tests.
-   Copyright (C) 1998-2022 Free Software Foundation, Inc.
+   Copyright (C) 1998-2023 Free Software Foundation, Inc.
    Copyright The GNU Tools Authors.
    This file is part of the GNU C Library.
 
diff --git a/support/temp_file.h b/support/temp_file.h
index 8459ddda72..3b115b7053 100644
--- a/support/temp_file.h
+++ b/support/temp_file.h
@@ -1,5 +1,5 @@
 /* Declarations for temporary file handling.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 b6a1158ae1..f1a68b224a 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) 2018-2022 Free Software Foundation, Inc.
+   Copyright (C) 2018-2023 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 6ee8b68019..f0fd7ccda2 100644
--- a/support/test-driver.c
+++ b/support/test-driver.c
@@ -1,5 +1,5 @@
 /* Main function for test programs.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 2a56e6f1bd..983a252500 100644
--- a/support/test-driver.h
+++ b/support/test-driver.h
@@ -1,5 +1,5 @@
 /* Interfaces for the test driver.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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-run-command.c b/support/test-run-command.c
index fa3d700738..4af0e0893f 100644
--- a/support/test-run-command.c
+++ b/support/test-run-command.c
@@ -1,5 +1,5 @@
 /* Main program for test-run-command support utility.
-   Copyright (C) 2021-2022 Free Software Foundation, Inc.
+   Copyright (C) 2021-2023 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-time64.c b/support/timespec-add-time64.c
index a9912a296c..5ee8d864fc 100644
--- a/support/timespec-add-time64.c
+++ b/support/timespec-add-time64.c
@@ -1,5 +1,5 @@
 /* Add two struct __timespec64 values.  64-bit time support.
-   Copyright (C) 2021-2022 Free Software Foundation, Inc.
+   Copyright (C) 2021-2023 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-add.c b/support/timespec-add.c
index 1469d34e27..ad18d24bf8 100644
--- a/support/timespec-add.c
+++ b/support/timespec-add.c
@@ -1,5 +1,5 @@
 /* Add two struct timespec values.
-   Copyright (C) 2011-2022 Free Software Foundation, Inc.
+   Copyright (C) 2011-2023 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-time64.c b/support/timespec-sub-time64.c
index 314b32f83b..a4336b0cd7 100644
--- a/support/timespec-sub-time64.c
+++ b/support/timespec-sub-time64.c
@@ -1,5 +1,5 @@
 /* Subtract two struct __timespec64 values.  64-bit time support.
-   Copyright (C) 2021-2022 Free Software Foundation, Inc.
+   Copyright (C) 2021-2023 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 3839d9ce42..9e40970902 100644
--- a/support/timespec-sub.c
+++ b/support/timespec-sub.c
@@ -1,5 +1,5 @@
 /* Subtract two struct timespec values.
-   Copyright (C) 2011-2022 Free Software Foundation, Inc.
+   Copyright (C) 2011-2023 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-time64.c b/support/timespec-time64.c
index a674bbd327..434b3b676b 100644
--- a/support/timespec-time64.c
+++ b/support/timespec-time64.c
@@ -1,5 +1,5 @@
 /* Support code for timespec checks.  64-bit time support.
-   Copyright (C) 2021-2022 Free Software Foundation, Inc.
+   Copyright (C) 2021-2023 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.c b/support/timespec.c
index 7f86d18b67..d2ef431534 100644
--- a/support/timespec.c
+++ b/support/timespec.c
@@ -1,5 +1,5 @@
 /* Support code for timespec checks.
-   Copyright (C) 2019-2022 Free Software Foundation, Inc.
+   Copyright (C) 2019-2023 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 4d2ac2737d..77b1e4e8d6 100644
--- a/support/timespec.h
+++ b/support/timespec.h
@@ -1,5 +1,5 @@
 /* Useful functions for tests that use struct timespec.
-   Copyright (C) 2019-2022 Free Software Foundation, Inc.
+   Copyright (C) 2019-2023 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 5111cf42f4..a2999b9d8a 100644
--- a/support/true-container.c
+++ b/support/true-container.c
@@ -1,5 +1,5 @@
 /* Minimal /bin/true for in-container use.
-   Copyright (C) 2018-2022 Free Software Foundation, Inc.
+   Copyright (C) 2018-2023 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-glibcpp.py b/support/tst-glibcpp.py
index cca8bd6c44..c91733f946 100644
--- a/support/tst-glibcpp.py
+++ b/support/tst-glibcpp.py
@@ -1,6 +1,6 @@
 #! /usr/bin/python3
 # Tests for scripts/glibcpp.py
-# Copyright (C) 2022 Free Software Foundation, Inc.
+# Copyright (C) 2022-2023 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 8661f26b36..9c1a647d55 100644
--- a/support/tst-support-namespace.c
+++ b/support/tst-support-namespace.c
@@ -1,5 +1,5 @@
 /* Test entering namespaces.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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-open-dev-null-range.c b/support/tst-support-open-dev-null-range.c
index 690b9d30b7..0025408fa6 100644
--- a/support/tst-support-open-dev-null-range.c
+++ b/support/tst-support-open-dev-null-range.c
@@ -1,5 +1,5 @@
 /* Tests for support_open_dev_null_range.
-   Copyright (C) 2021-2022 Free Software Foundation, Inc.
+   Copyright (C) 2021-2023 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-process_state.c b/support/tst-support-process_state.c
index cbb4867e23..bece316276 100644
--- a/support/tst-support-process_state.c
+++ b/support/tst-support-process_state.c
@@ -1,5 +1,5 @@
 /* Wait for process state tests.
-   Copyright (C) 2020-2022 Free Software Foundation, Inc.
+   Copyright (C) 2020-2023 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 3d9675eb91..5486fdc019 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) 2018-2022 Free Software Foundation, Inc.
+   Copyright (C) 2018-2023 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 c5926052c1..bb144b0d54 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) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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 a226893a6d..352bb130c1 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) 2018-2022 Free Software Foundation, Inc.
+   Copyright (C) 2018-2023 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 9839aa767e..5b6f61c11a 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) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 b60ca798c7..6a17950799 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) 2018-2022 Free Software Foundation, Inc.
+   Copyright (C) 2018-2023 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_wide.c b/support/tst-support_quote_blob_wide.c
index 986c77431d..1c8fc76b10 100644
--- a/support/tst-support_quote_blob_wide.c
+++ b/support/tst-support_quote_blob_wide.c
@@ -1,5 +1,5 @@
 /* Test the support_quote_blob_wide function.
-   Copyright (C) 2018-2022 Free Software Foundation, Inc.
+   Copyright (C) 2018-2023 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 e290d81d95..1bb58c22d1 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) 2018-2022 Free Software Foundation, Inc.
+   Copyright (C) 2018-2023 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 a9921ec970..f6729ef747 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) 2016-2022 Free Software Foundation, Inc.
+# Copyright (C) 2016-2023 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 9330fcd135..9546f701cf 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) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 7e49edaf14..a7760b2e0b 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) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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 9a77a3558c..fcbb0b4b42 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) 2018-2022 Free Software Foundation, Inc.
+   Copyright (C) 2018-2023 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 6dd122f098..2afe99269e 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) 2018-2022 Free Software Foundation, Inc.
+   Copyright (C) 2018-2023 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_wide.c b/support/tst-test_compare_string_wide.c
index fa91f54252..efc81f1934 100644
--- a/support/tst-test_compare_string_wide.c
+++ b/support/tst-test_compare_string_wide.c
@@ -1,5 +1,5 @@
 /* Basic test for the TEST_COMPARE_STRING_WIDE macro.
-   Copyright (C) 2018-2022 Free Software Foundation, Inc.
+   Copyright (C) 2018-2023 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-timespec.c b/support/tst-timespec.c
index 648a990e9c..aee191e5c0 100644
--- a/support/tst-timespec.c
+++ b/support/tst-timespec.c
@@ -1,5 +1,5 @@
 /* Test for support_timespec_check_in_range function.
-   Copyright (C) 2020-2022 Free Software Foundation, Inc.
+   Copyright (C) 2020-2023 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 b6d1dd0fa5..db248e5c03 100644
--- a/support/tst-xreadlink.c
+++ b/support/tst-xreadlink.c
@@ -1,5 +1,5 @@
 /* Test the xreadlink function.
-   Copyright (C) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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 1635ad3f29..35c95b1489 100644
--- a/support/tst-xsigstack.c
+++ b/support/tst-xsigstack.c
@@ -1,5 +1,5 @@
 /* Test of sigaltstack wrappers.
-   Copyright (C) 2019-2022 Free Software Foundation, Inc.
+   Copyright (C) 2019-2023 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 ac29006063..25478bc5aa 100644
--- a/support/tty.h
+++ b/support/tty.h
@@ -1,5 +1,5 @@
 /* Support functions related to (pseudo)terminals.
-   Copyright (C) 2018-2022 Free Software Foundation, Inc.
+   Copyright (C) 2018-2023 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 e29734ea6f..71f6d260b3 100644
--- a/support/write_message.c
+++ b/support/write_message.c
@@ -1,5 +1,5 @@
 /* Write a message to standard output.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 67b4b77813..516224251c 100644
--- a/support/xaccept.c
+++ b/support/xaccept.c
@@ -1,5 +1,5 @@
 /* accept with error checking.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 6cd20ef414..fd771d715a 100644
--- a/support/xaccept4.c
+++ b/support/xaccept4.c
@@ -1,5 +1,5 @@
 /* accept4 with error checking.
-   Copyright (C) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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 9bb8b5256f..53ded1a53f 100644
--- a/support/xasprintf.c
+++ b/support/xasprintf.c
@@ -1,5 +1,5 @@
 /* Error-checking wrapper for asprintf.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 0aae849732..31348f577c 100644
--- a/support/xbind.c
+++ b/support/xbind.c
@@ -1,5 +1,5 @@
 /* bind with error checking.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 915191a878..c3fcd4520c 100644
--- a/support/xcalloc.c
+++ b/support/xcalloc.c
@@ -1,5 +1,5 @@
 /* Error-checking wrapper for calloc.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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/xchdir.c b/support/xchdir.c
index 79c7a52e5b..3a9452005d 100644
--- a/support/xchdir.c
+++ b/support/xchdir.c
@@ -1,5 +1,5 @@
 /* chdir with error checking.
-   Copyright (C) 2020-2022 Free Software Foundation, Inc.
+   Copyright (C) 2020-2023 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/xchmod.c b/support/xchmod.c
index 868f201bc1..f4a62ba2d9 100644
--- a/support/xchmod.c
+++ b/support/xchmod.c
@@ -1,5 +1,5 @@
 /* chmod with error checking.
-   Copyright (C) 2020-2022 Free Software Foundation, Inc.
+   Copyright (C) 2020-2023 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 470869e914..a054df97d8 100644
--- a/support/xchroot.c
+++ b/support/xchroot.c
@@ -1,5 +1,5 @@
 /* chroot with error checking.
-   Copyright (C) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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 f53fc73eb0..44beb94848 100644
--- a/support/xclock_gettime.c
+++ b/support/xclock_gettime.c
@@ -1,5 +1,5 @@
 /* clock_gettime with error checking.
-   Copyright (C) 2019-2022 Free Software Foundation, Inc.
+   Copyright (C) 2019-2023 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_time64.c b/support/xclock_gettime_time64.c
index 7847d67fcb..0f45e7d0e2 100644
--- a/support/xclock_gettime_time64.c
+++ b/support/xclock_gettime_time64.c
@@ -1,5 +1,5 @@
 /* clock_settime with error checking.  64-bit time_t support.
-   Copyright (C) 2021-2022 Free Software Foundation, Inc.
+   Copyright (C) 2021-2023 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_settime.c b/support/xclock_settime.c
index a7744cbc7f..57176b7ca2 100644
--- a/support/xclock_settime.c
+++ b/support/xclock_settime.c
@@ -1,5 +1,5 @@
 /* clock_settime with error checking.
-   Copyright (C) 2021-2022 Free Software Foundation, Inc.
+   Copyright (C) 2021-2023 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_settime_time64.c b/support/xclock_settime_time64.c
index 24768036c0..f3cf5f0231 100644
--- a/support/xclock_settime_time64.c
+++ b/support/xclock_settime_time64.c
@@ -1,5 +1,5 @@
 /* clock_settime helper with error checking - 64-bit time_t support.
-   Copyright (C) 2021-2022 Free Software Foundation, Inc.
+   Copyright (C) 2021-2023 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/xclone.c b/support/xclone.c
index e70864acac..eeb91ddc40 100644
--- a/support/xclone.c
+++ b/support/xclone.c
@@ -1,5 +1,5 @@
 /* Auxiliary functions to issue the clone syscall.
-   Copyright (C) 2021-2022 Free Software Foundation, Inc.
+   Copyright (C) 2021-2023 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 2f05f532fe..d32698a25d 100644
--- a/support/xclose.c
+++ b/support/xclose.c
@@ -1,5 +1,5 @@
 /* close with error checking.
-   Copyright (C) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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 ea13cd3160..55a818f633 100644
--- a/support/xconnect.c
+++ b/support/xconnect.c
@@ -1,5 +1,5 @@
 /* connect with error checking.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 58f1e8c92f..de261814a6 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) 2018-2022 Free Software Foundation, Inc.
+   Copyright (C) 2018-2023 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 2a58646df2..4795b6a123 100644
--- a/support/xdlfcn.c
+++ b/support/xdlfcn.c
@@ -1,5 +1,5 @@
 /* Support functionality for using dlopen/dlclose/dlsym.
-   Copyright (C) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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 1741172536..9c17e615f4 100644
--- a/support/xdlfcn.h
+++ b/support/xdlfcn.h
@@ -1,5 +1,5 @@
 /* Support functionality for using dlopen/dlclose/dlsym.
-   Copyright (C) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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 cf8c82808f..003ced5d7e 100644
--- a/support/xdlmopen.c
+++ b/support/xdlmopen.c
@@ -1,5 +1,5 @@
 /* dlmopen with error checking.
-   Copyright (C) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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 ec3f6a11de..18429e05a3 100644
--- a/support/xdup2.c
+++ b/support/xdup2.c
@@ -1,5 +1,5 @@
 /* dup2 with error checking.
-   Copyright (C) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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/xfchmod.c b/support/xfchmod.c
index 44cce93cc1..75b4ebc7a5 100644
--- a/support/xfchmod.c
+++ b/support/xfchmod.c
@@ -1,5 +1,5 @@
 /* fchmod with error checking.
-   Copyright (C) 2021-2022 Free Software Foundation, Inc.
+   Copyright (C) 2021-2023 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 201c44811b..81578770f3 100644
--- a/support/xfclose.c
+++ b/support/xfclose.c
@@ -1,5 +1,5 @@
 /* fclose with error checking.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 d93b1a48da..22c65029cf 100644
--- a/support/xfopen.c
+++ b/support/xfopen.c
@@ -1,5 +1,5 @@
 /* fopen with error checking.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 bace0e08c0..7510c45030 100644
--- a/support/xfork.c
+++ b/support/xfork.c
@@ -1,5 +1,5 @@
 /* fork with error checking.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 1fa3b83f5d..dcb85ab524 100644
--- a/support/xftruncate.c
+++ b/support/xftruncate.c
@@ -1,5 +1,5 @@
 /* ftruncate with error checking.
-   Copyright (C) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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/xgetline.c b/support/xgetline.c
index 582a86a522..9f8feaa1af 100644
--- a/support/xgetline.c
+++ b/support/xgetline.c
@@ -1,5 +1,5 @@
 /* fopen with error checking.
-   Copyright (C) 2020-2022 Free Software Foundation, Inc.
+   Copyright (C) 2020-2023 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 f49a85dfad..de3301af1f 100644
--- a/support/xgetsockname.c
+++ b/support/xgetsockname.c
@@ -1,5 +1,5 @@
 /* getsockname with error checking.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 6907d97020..230b2440b2 100644
--- a/support/xlisten.c
+++ b/support/xlisten.c
@@ -1,5 +1,5 @@
 /* listen with error checking.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 9095f2a4a3..1a47e2743a 100644
--- a/support/xlseek.c
+++ b/support/xlseek.c
@@ -1,5 +1,5 @@
 /* lseek with error checking.
-   Copyright (C) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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/xlstat-time64.c b/support/xlstat-time64.c
index 6f93bd026a..3e8a1ac95b 100644
--- a/support/xlstat-time64.c
+++ b/support/xlstat-time64.c
@@ -1,5 +1,5 @@
 /* 64-bit time_t stat with error checking.
-   Copyright (C) 2021-2022 Free Software Foundation, Inc.
+   Copyright (C) 2021-2023 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/xlstat.c b/support/xlstat.c
index 8e622588b4..a4ee25662f 100644
--- a/support/xlstat.c
+++ b/support/xlstat.c
@@ -1,5 +1,5 @@
 /* lstat64 with error checking.
-   Copyright (C) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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 39d614495f..d3298041d1 100644
--- a/support/xmalloc.c
+++ b/support/xmalloc.c
@@ -1,5 +1,5 @@
 /* Error-checking wrapper for malloc.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 543b3b3484..4404d8942e 100644
--- a/support/xmemstream.c
+++ b/support/xmemstream.c
@@ -1,5 +1,5 @@
 /* Error-checking wrappers for memstream functions.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 cb71ee7ee6..a97006256a 100644
--- a/support/xmemstream.h
+++ b/support/xmemstream.h
@@ -1,5 +1,5 @@
 /* Error-checking wrappers for memstream functions.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 d1216c88d5..85cc6fc2fb 100644
--- a/support/xmkdir.c
+++ b/support/xmkdir.c
@@ -1,5 +1,5 @@
 /* mkdir with error checking.
-   Copyright (C) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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 a7d53a2738..5a47153720 100644
--- a/support/xmkdirp.c
+++ b/support/xmkdirp.c
@@ -1,5 +1,5 @@
 /* Error-checking replacement for "mkdir -p".
-   Copyright (C) 2018-2022 Free Software Foundation, Inc.
+   Copyright (C) 2018-2023 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/xmkfifo.c b/support/xmkfifo.c
index a8e196dbc2..d0f2a8980b 100644
--- a/support/xmkfifo.c
+++ b/support/xmkfifo.c
@@ -1,5 +1,5 @@
 /* mkfifo with error checking.
-   Copyright (C) 2022 Free Software Foundation, Inc.
+   Copyright (C) 2022-2023 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 e07d8ef706..aff1c7a765 100644
--- a/support/xmmap.c
+++ b/support/xmmap.c
@@ -1,5 +1,5 @@
 /* mmap with error checking.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 776789cb43..206efe81ef 100644
--- a/support/xmprotect.c
+++ b/support/xmprotect.c
@@ -1,5 +1,5 @@
 /* mprotect with error checking.
-   Copyright (C) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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 981b14ff52..43095ca718 100644
--- a/support/xmunmap.c
+++ b/support/xmunmap.c
@@ -1,5 +1,5 @@
 /* munmap with error checking.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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/xnewlocale.c b/support/xnewlocale.c
index 91b0422bf7..918f9e02ba 100644
--- a/support/xnewlocale.c
+++ b/support/xnewlocale.c
@@ -1,5 +1,5 @@
 /* newlocale with error checking.
-   Copyright (C) 2020-2022 Free Software Foundation, Inc.
+   Copyright (C) 2020-2023 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 64b71c5f1a..d5de39dd74 100644
--- a/support/xopen.c
+++ b/support/xopen.c
@@ -1,5 +1,5 @@
 /* open64 with error checking.
-   Copyright (C) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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 10f752ce56..73208c0565 100644
--- a/support/xpipe.c
+++ b/support/xpipe.c
@@ -1,5 +1,5 @@
 /* pipe with error checking.
-   Copyright (C) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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 ae1d74c1db..7127b5e7ec 100644
--- a/support/xpoll.c
+++ b/support/xpoll.c
@@ -1,5 +1,5 @@
 /* poll with error checking.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 3f56cec47c..71f9d2c264 100644
--- a/support/xposix_memalign.c
+++ b/support/xposix_memalign.c
@@ -1,5 +1,5 @@
 /* Error-checking wrapper for posix_memalign.
-   Copyright (C) 2019-2022 Free Software Foundation, Inc.
+   Copyright (C) 2019-2023 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 c94e681e20..c031a176ed 100644
--- a/support/xposix_spawn.c
+++ b/support/xposix_spawn.c
@@ -1,5 +1,5 @@
 /* xposix_spawn implementation.
-   Copyright (C) 2019-2022 Free Software Foundation, Inc.
+   Copyright (C) 2019-2023 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 cb45d2cc44..11249b9310 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) 2019-2022 Free Software Foundation, Inc.
+   Copyright (C) 2019-2023 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 e80a51d678..c054f97a3c 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) 2019-2022 Free Software Foundation, Inc.
+   Copyright (C) 2019-2023 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 c3d4c5f646..0625c6c797 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) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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 c9b25b5415..38924105fa 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) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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_setaffinity_np.c b/support/xpthread_attr_setaffinity_np.c
index 1cd7e36dbf..b77251b546 100644
--- a/support/xpthread_attr_setaffinity_np.c
+++ b/support/xpthread_attr_setaffinity_np.c
@@ -1,5 +1,5 @@
 /* pthread_attr_setaffinity_np with error checking.
-   Copyright (C) 2021-2022 Free Software Foundation, Inc.
+   Copyright (C) 2021-2023 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 3e7d50c562..a6eed1cf52 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) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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 7db6130fd8..49ed2ebacb 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) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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 7df81b606c..0a0606468f 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) 2019-2022 Free Software Foundation, Inc.
+   Copyright (C) 2019-2023 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 7b6778ba29..519f6458cd 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) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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 e36a4751d4..9df264880f 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) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 583a1f86cb..fdf415113c 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) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 9328a44878..1810a7cb80 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) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 a98d2b9f07..29c7af086d 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) 2018-2022 Free Software Foundation, Inc.
+   Copyright (C) 2018-2023 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 33d3d0b3fc..b3b9fdb3a7 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) 2018-2022 Free Software Foundation, Inc.
+   Copyright (C) 2018-2023 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 1c3d91b813..79c2897c88 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) 2018-2022 Free Software Foundation, Inc.
+   Copyright (C) 2018-2023 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 a9c5f994c9..2e9a46331b 100644
--- a/support/xpthread_cancel.c
+++ b/support/xpthread_cancel.c
@@ -1,5 +1,5 @@
 /* pthread_cancel with error checking.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 890fde4e77..125774a62b 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) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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_signal.c b/support/xpthread_cond_signal.c
index ed0be1a8ab..f15a597065 100644
--- a/support/xpthread_cond_signal.c
+++ b/support/xpthread_cond_signal.c
@@ -1,5 +1,5 @@
 /* pthread_cond_signal with error checking.
-   Copyright (C) 2022 Free Software Foundation, Inc.
+   Copyright (C) 2022-2023 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 54978bdc8a..2c3c8588b1 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) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 5a8d4fbadb..91b2415ff1 100644
--- a/support/xpthread_create.c
+++ b/support/xpthread_create.c
@@ -1,5 +1,5 @@
 /* pthread_create with error checking.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 87e69aa422..77f4f31078 100644
--- a/support/xpthread_detach.c
+++ b/support/xpthread_detach.c
@@ -1,5 +1,5 @@
 /* pthread_detach with error checking.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 7220a0fb64..21e0a3407c 100644
--- a/support/xpthread_join.c
+++ b/support/xpthread_join.c
@@ -1,5 +1,5 @@
 /* pthread_join with error checking.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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_key_create.c b/support/xpthread_key_create.c
index 4b1ca50bff..e4c0e0a2d5 100644
--- a/support/xpthread_key_create.c
+++ b/support/xpthread_key_create.c
@@ -1,5 +1,5 @@
 /* pthread_key_create with error checking.
-   Copyright (C) 2020-2022 Free Software Foundation, Inc.
+   Copyright (C) 2020-2023 Free Software Foundation, Inc.
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
diff --git a/support/xpthread_key_delete.c b/support/xpthread_key_delete.c
index 72adf5495f..9f5a21b57f 100644
--- a/support/xpthread_key_delete.c
+++ b/support/xpthread_key_delete.c
@@ -1,5 +1,5 @@
 /* pthread_key_delete with error checking.
-   Copyright (C) 2020-2022 Free Software Foundation, Inc.
+   Copyright (C) 2020-2023 Free Software Foundation, Inc.
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
diff --git a/support/xpthread_kill.c b/support/xpthread_kill.c
index 14f8d956e0..469b628a68 100644
--- a/support/xpthread_kill.c
+++ b/support/xpthread_kill.c
@@ -1,5 +1,5 @@
 /* pthread_kill with error checking.
-   Copyright (C) 2021-2022 Free Software Foundation, Inc.
+   Copyright (C) 2021-2023 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 9bfb2114cf..e7b2854198 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) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 09e27e6142..adb205a0f6 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) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 04283749fd..f0083031af 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) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 882d79080a..41f59a6c1c 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) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 0d7f2b160e..3495d2bbd2 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) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 2475895c68..3d42ec744a 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) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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 218a0a6569..63c56d6e67 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) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 13af42787f..4ff902435f 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) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 557bb9f2db..851e4e3ec0 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) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 fc01d22f51..ec3308404f 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) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 ebcab0b57a..6336ab3acc 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) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 e0c7adcfa2..18e2cfe4ba 100644
--- a/support/xpthread_once.c
+++ b/support/xpthread_once.c
@@ -1,5 +1,5 @@
 /* pthread_once with error checking.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 72a5377dfe..db5a5e7cff 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) 2019-2022 Free Software Foundation, Inc.
+   Copyright (C) 2019-2023 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 bca3672ed2..159ef1126f 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) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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 7b263ab1ca..c9fe54d24f 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) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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 b254b65338..3ec8b52b61 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) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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 e481b1c1b1..2ce3c80136 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) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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 20e9e84209..f2da03f0e7 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) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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 7e0b0a447c..52bfaa4994 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) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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 a214a29eed..6b2bca3bd6 100644
--- a/support/xpthread_sigmask.c
+++ b/support/xpthread_sigmask.c
@@ -1,5 +1,5 @@
 /* pthread_sigmask with error checking.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 ec9c6cf270..0661c41207 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) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 e8264a9c32..291082d252 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) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 996b740c7b..5f0d7eaa31 100644
--- a/support/xptrace.h
+++ b/support/xptrace.h
@@ -1,5 +1,5 @@
 /* Support functions handling ptrace_scope.
-   Copyright (C) 2019-2022 Free Software Foundation, Inc.
+   Copyright (C) 2019-2023 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 9924919df5..d6fc2e011a 100644
--- a/support/xraise.c
+++ b/support/xraise.c
@@ -1,5 +1,5 @@
 /* Error-checking wrapper for raise.
-   Copyright (C) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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 39096a3c80..c025f336d2 100644
--- a/support/xreadlink.c
+++ b/support/xreadlink.c
@@ -1,5 +1,5 @@
 /* Error-checking, allocating wrapper for readlink.
-   Copyright (C) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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 9abe95f5c1..666ba7b59a 100644
--- a/support/xrealloc.c
+++ b/support/xrealloc.c
@@ -1,5 +1,5 @@
 /* Error-checking wrapper for realloc.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 5e1d3cb8dc..21d8ac7191 100644
--- a/support/xrecvfrom.c
+++ b/support/xrecvfrom.c
@@ -1,5 +1,5 @@
 /* recvfrom with error checking.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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/xsched.h b/support/xsched.h
index 8819a19e99..6fbd4333bb 100644
--- a/support/xsched.h
+++ b/support/xsched.h
@@ -1,5 +1,5 @@
 /* Wrapper for sched.h functions.
-   Copyright (C) 2021-2022 Free Software Foundation, Inc.
+   Copyright (C) 2021-2023 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 d1d2d60825..f144090e96 100644
--- a/support/xsendto.c
+++ b/support/xsendto.c
@@ -1,5 +1,5 @@
 /* sendto with error checking.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 9039ce1df5..6d6ce040aa 100644
--- a/support/xsetlocale.c
+++ b/support/xsetlocale.c
@@ -1,5 +1,5 @@
 /* setlocale with error checking.
-   Copyright (C) 2019-2022 Free Software Foundation, Inc.
+   Copyright (C) 2019-2023 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 367c1ebd60..bc27265986 100644
--- a/support/xsetsockopt.c
+++ b/support/xsetsockopt.c
@@ -1,5 +1,5 @@
 /* setsockopt with error checking.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 7d6901e43b..40436d8326 100644
--- a/support/xsigaction.c
+++ b/support/xsigaction.c
@@ -1,5 +1,5 @@
 /* Error-checking wrapper for sigaction.
-   Copyright (C) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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 0cce645f53..fdef19d03f 100644
--- a/support/xsignal.c
+++ b/support/xsignal.c
@@ -1,5 +1,5 @@
 /* Error-checking wrapper for signal.
-   Copyright (C) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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 d868bb336c..6278b30d1e 100644
--- a/support/xsignal.h
+++ b/support/xsignal.h
@@ -1,5 +1,5 @@
 /* Support functionality for using signals.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 902136d39e..bf900ed22c 100644
--- a/support/xsigstack.c
+++ b/support/xsigstack.c
@@ -1,5 +1,5 @@
 /* sigaltstack wrappers.
-   Copyright (C) 2019-2022 Free Software Foundation, Inc.
+   Copyright (C) 2019-2023 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 eba0af1ac7..6dd096190e 100644
--- a/support/xsocket.c
+++ b/support/xsocket.c
@@ -1,5 +1,5 @@
 /* socket with error checking.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 7111f262f8..bc2bca5132 100644
--- a/support/xsocket.h
+++ b/support/xsocket.h
@@ -1,5 +1,5 @@
 /* Error-checking wrappers for socket functions.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 27c6864067..72897aea4a 100644
--- a/support/xspawn.h
+++ b/support/xspawn.h
@@ -1,5 +1,5 @@
 /* posix_spawn with support checks.
-   Copyright (C) 2019-2022 Free Software Foundation, Inc.
+   Copyright (C) 2019-2023 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 4b8ea292c7..58cc7c0692 100644
--- a/support/xstdio.h
+++ b/support/xstdio.h
@@ -1,5 +1,5 @@
 /* Error-checking wrappers for stdio functions.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 bf6ed7b412..c4d6fad172 100644
--- a/support/xstrdup.c
+++ b/support/xstrdup.c
@@ -1,5 +1,5 @@
 /* strdup with error checking.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 f2746b2eb1..757a7d2285 100644
--- a/support/xstrndup.c
+++ b/support/xstrndup.c
@@ -1,5 +1,5 @@
 /* strndup with error checking.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 ad7b4c43a7..603b4d9d96 100644
--- a/support/xsymlink.c
+++ b/support/xsymlink.c
@@ -1,5 +1,5 @@
 /* Error-checking replacement for "symlink".
-   Copyright (C) 2018-2022 Free Software Foundation, Inc.
+   Copyright (C) 2018-2023 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 49aa07e355..92310cdc52 100644
--- a/support/xsysconf.c
+++ b/support/xsysconf.c
@@ -1,5 +1,5 @@
 /* Error-checking wrapper for sysconf.
-   Copyright (C) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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 ae09649325..b1e85a9b56 100644
--- a/support/xthread.h
+++ b/support/xthread.h
@@ -1,5 +1,5 @@
 /* Support functionality for using threads.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 d0de196e1a..092490aaad 100644
--- a/support/xtime.h
+++ b/support/xtime.h
@@ -1,5 +1,5 @@
 /* Support functionality for using time.
-   Copyright (C) 2019-2022 Free Software Foundation, Inc.
+   Copyright (C) 2019-2023 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 960a62d412..43a1e69fcb 100644
--- a/support/xunistd.h
+++ b/support/xunistd.h
@@ -1,5 +1,5 @@
 /* POSIX-specific extra functions.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 6d731421ab..c1b9977021 100644
--- a/support/xunlink.c
+++ b/support/xunlink.c
@@ -1,5 +1,5 @@
 /* Error-checking wrapper for unlink.
-   Copyright (C) 2017-2022 Free Software Foundation, Inc.
+   Copyright (C) 2017-2023 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/xuselocale.c b/support/xuselocale.c
index 63c706e3da..62344a46ca 100644
--- a/support/xuselocale.c
+++ b/support/xuselocale.c
@@ -1,5 +1,5 @@
 /* uselocale with error checking.
-   Copyright (C) 2020-2022 Free Software Foundation, Inc.
+   Copyright (C) 2020-2023 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 77c21ca434..a26694f2a3 100644
--- a/support/xwaitpid.c
+++ b/support/xwaitpid.c
@@ -1,5 +1,5 @@
 /* waitpid with error checking.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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 a7689260e2..46ff068278 100644
--- a/support/xwrite.c
+++ b/support/xwrite.c
@@ -1,5 +1,5 @@
 /* write with error checking and retries.
-   Copyright (C) 2016-2022 Free Software Foundation, Inc.
+   Copyright (C) 2016-2023 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