Sync with upstream branch release/2.34/master,
Avoid warning: overriding recipe for .../tst-ro-dynamic-mod.so
ld.so: Initialize bootstrap_map.l_ld_readonly [BZ #28340]
ld.so: Replace DL_RO_DYN_SECTION with dl_relocate_ld [BZ #28340]
Handle NULL input to malloc_usable_size [BZ #28506]
elf: Avoid deadlock between pthread_create and ctors [BZ #28357]
timex: Use 64-bit fields on 32-bit TIMESIZE=64 systems (BZ #28469)
y2038: Use a common definition for stat for sparc32
elf: Replace nsid with args.nsid [BZ #27609]
S390: Add PCI_MIO and SIE HWCAPs
support: Also return fd when it is 0

Sync with upstream branch release/2.34/master,
Add missing braces to bsearch inline implementation [BZ #28400]
Suppress -Wcast-qual warnings in bsearch
linux: Revert the use of sched_getaffinity on get_nproc (BZ #28310)
linux: Simplify get_nprocs
misc: Add __get_nprocs_sched
nptl: pthread_kill must send signals to a specific thread [BZ #28407]
support: Add check for TID zero in support_wait_for_thread_exit

Sync with upstream branch release/2.34/master,
nptl: Avoid setxid deadlock with blocked signals in thread exit [BZ #28361]
Use support_open_dev_null_range io/tst-closefrom, misc/tst-close_range, and
spawn5 (BZ #28260)
support: Add support_open_dev_null_range
nptl: Fix type of pthread_mutexattr_getrobust_np,
nptl: pthread_kill needs to return ESRCH for old programs (bug 19193)

Sync with upstream branch release/2.34/master,
Add MADV_POPULATE_READ and MADV_POPULATE_WRITE from Linux 5.14 to
linux.h
Update kernel version to 5.14 in tst-mman-consts.py
Update syscall lists for Linux 5.14
Use Linux 5.14 in build-many-glibcs.py
Fix failing nss/tst-nss-files-hosts-long with local resolver
iconvconfig: Fix behaviour with --prefix [BZ #28199]
nptl: Fix race between pthread_kill and thread exit (swbz#12889, #1994068)
nptl: pthread_kill, pthread_cancel should not fail after exit
support: Add support_wait_for_thread_exit
MIPS: Setup errno for {f,l,}xstat
x86-64: Use testl to check __x86_string_control
elf: Fix missing colon in LD_SHOW_AUXV output (swbz#28253, #1995648)
librt: add test (swbz#28213, #1994264)
CVE-2021-38604: fix NULL pointer dereference in mq_notify
Linux: Fix fcntl, ioctl, prctl redirects for _TIME_BITS=64 (bug 28182)
iconv_charmap: Close output file when done
copy_and_spawn_sgid: Avoid double calls to close()
gaiconf_init: Avoid double-free in label and precedence lists
gconv_parseconfdir: Fix memory leak
ldconfig: avoid leak on empty paths in config file

Switch to upstream version of C.UTF-8 (#1997589)

Disable dependencies and linking for libc_malloc_debug.so (#1985048).

Switch to glibc 2.34 release tarball:
Update ChangeLog.old/ChangeLog.23.
Prepare for glibc 2.34 release.
po/nl.po: Update Dutch translation.
Update install.texi, and regenerate INSTALL.
Update translations.
Update NEWS.
NEWS: Fix typos, grammar, and missing words
elf: Fix audit regression

Port post scripts for gconv-extra to lua and drop dependency across

Auto-sync with upstream branch master,
Update libc.pot for 2.34 release.
x86-64: Add Avoid_Short_Distance_REP_MOVSB
Typo: Rename HAVE_CLONE3_WAPPER to HAVE_CLONE3_WRAPPER
build-many-glibcs.py: Add x86_64-linux-gnu-minimal configuration
tests: use xmalloc to allocate implementation array
xmalloc: Fix warnings with gcc analyzer
__cxa_thread_atexit_impl: Abort on allocation failure [BZ #18524]
manual: Drop the .so suffix in libc_malloc_debug description
hurd: _Fork: unlock malloc before calling fork child hooks

Revert to old C.UTF-8 locale

Loosen dependency on glibc-gconv-extra (#1812191).

Switch to new version of C.UTF-8 locale

Auto-sync with upstream branch master,
Exclude static tests for mcheck and malloc-check
i386: Regenerate ulps

Auto-sync with upstream branch master,
manual: Document unsupported cases for interposition
x86: Install <bits/platform/x86.h> [BZ #27958]
Fix build and tests with --disable-tunables

Remove both old and new library names in glibc-hwcaps removal (#1983677)