Support clearing options in /etc/resolv.conf, RES_OPTIONS with a - prefix
Introduce the strict-error/RES_STRICTERR stub resolver option (RHEL-18039)

Sync with upstream branch release/2.39/master,
manual: make setrlimit() description less ambiguous
manual/stdio: Clarify putc and putwc
malloc: add multi-threaded tests for aligned_alloc/calloc/malloc
malloc: avoid global locks in tst-aligned_alloc-lib.c
resolv: Track single-request fallback via _res._flags (bug 31476)
resolv: Do not wait for non-existing second DNS response after error (bug 30081)
resolv: Allow short error responses to match any query (bug 31890)
elf: Fix localplt.awk for DT_RELR-enabled builds (BZ 31978)
Fix usage of _STACK_GROWS_DOWN and _STACK_GROWS_UP defines [BZ 31989]
Linux: Make __rseq_size useful for feature detection (bug 31965)
elf: Make dl-rseq-symbols Linux only
s390x: Fix segfault in wcsncmp [BZ #31934]
stdlib: fix arc4random fallback to /dev/urandom (BZ 31612)
math: Provide missing math symbols on libc.a (BZ 31781)
math: Fix isnanf128 static build (BZ 31774)
math: Fix i386 and m68k exp10 on static build (BZ 31775)
math: Fix i386 and m68k fmod/fmodf on static build (BZ 31488)
posix: Fix pidfd_spawn/pidfd_spawnp leak if execve fails (BZ 31695)

Support --without testsuite builds without perl installed (#2292195)

Add Conflicts:/Obsoletes: for glibc32 to glibc.i686

ppc64le: Build early startup code with -mcpu=power8

Move ANSI_X3.110-1983 support from main package to glibc-gconv-extra.

Sync with upstream branch release/2.39/master,
Linux: Include <dl-symbol-redir-ifunc.h> in dl-sysdep.c
x86: Properly set x86 minimum ISA level [BZ #31883]
x86: Properly set MINIMUM_X86_ISA_LEVEL for i386 [BZ #31867]
localedata: ssy_ER: Fix syntax error
malloc: New test to check malloc alternate path using memory obstruction
malloc: Improve aligned_alloc and calloc test coverage.
malloc/Makefile: Split and sort tests
x86/cet: fix shadow stack test scripts

Sync with upstream branch release/2.39/master,
elf: Avoid some free (NULL) calls in _dl_update_slotinfo
misc: Add support for Linux uio.h RWF_NOAPPEND flag
i386: Disable Intel Xeon Phi tests for GCC 15 and above (BZ 31782)
Reinstate generic features-time64.h
Always define __USE_TIME_BITS64 when 64 bit time_t is used
socket: Use may_alias on sockaddr structs (bug 19622)
parse_fdinfo: Don't advance pointer twice [BZ #31798]
LoongArch: Fix undefined `__memset_aligned` reference in ld.so linking.
socket: Add new test for connect
libsupport: Add xgetpeername
x86_64: Fix missing wcsncat function definition without multiarch (x86-64-v4)

Enable CPU compatibility diagnostics in ld.so (#2276631, RHEL-31738)

Move memory tracing libraries to glibc-utils

Use unsigned types in <utmp.h>/<utmpx.h> (RHEL-22226)

Sync with upstream branch release/2.39/master,
Force DT_RPATH for --enable-hardcoded-path-in-tests
elf: Only process multiple tunable once (BZ 31686)
Add a test to check for duplicate definitions in the static library
i686: Fix multiple definitions of __memmove_chk and __memset_chk
i586: Fix multiple definitions of __memcpy_chk and __mempcpy_chk
time: Allow later version licensing.
nscd: Use time_t for return type of addgetnetgrentX
login: structs utmp, utmpx, lastlog _TIME_BITS independence (bug 30701)
login: Check default sizes of structs utmp, utmpx, lastlog

Build POWER10 multilib

nscd is currently not build, so the security fixes below are not relevant.
Sync with upstream branch release/2.39/master,
elf: Also compile dl-misc.os with $(rtld-early-cflags)
CVE-2024-33601, CVE-2024-33602: nscd: netgroup: Use two buffers in addgetnetgrentX (bug 31680)
CVE-2024-33600: nscd: Avoid null pointer crashes after notfound response (bug 31678)
CVE-2024-33600: nscd: Do not send missing not-found response in addgetnetgrentX (bug 31678)
CVE-2024-33599: nscd: Stack-based buffer overflow in netgroup cache (bug 31677)
x86: Define MINIMUM_X86_ISA_LEVEL in config.h [BZ #31676]
i386: ulp update for SSE2 --disable-multi-arch configurations
nptl: Fix tst-cancel30 on kernels without ppoll_time64 support

Sync with upstream branch release/2.39/master,
iconv: ISO-2022-CN-EXT: fix out-of-bound writes when writing escape sequence (CVE-2024-2961)
x86_64: Exclude SSE, AVX and FMA4 variants in libm multiarch
Apply the Makefile sorting fix
powerpc: Fix ld.so address determination for PCREL mode (bug 31640)
x86-64: Simplify minimum ISA check ifdef conditional with if
x86-64: Don't use SSE resolvers for ISA level 3 or above
AArch64: Check kernel version for SVE ifuncs
aarch64: fix check for SVE support in assembler
aarch64/fpu: Sync libmvec routines from 2.39 and before with AOR
i386: Use generic memrchr in libc (bug 31316)

Sync with upstream branch release/2.39/master,
x86: Expand the comment on when REP STOSB is used on memset
x86: Do not prefer ERMS for memset on Zen3+
x86: Fix Zen3/Zen4 ERMS selection (BZ 30994)
Add tst-gnu2-tls2mod1 to test-internal-extras
elf: Enable TLS descriptor tests on aarch64
arm: Update _dl_tlsdesc_dynamic to preserve caller-saved registers (BZ 31372)
Ignore undefined symbols for -mtls-dialect=gnu2
x86-64: Allocate state buffer space for RDI, RSI and RBX
x86-64: Update _dl_tlsdesc_dynamic to preserve AMX registers
x86: Update _dl_tlsdesc_dynamic to preserve caller-saved registers
x86-64: Save APX registers in ld.so trampoline
LoongArch: Correct {__ieee754, _}_scalb -> {__ieee754, _}_scalbf
powerpc: Placeholder and infrastructure/build support to add Power11 related changes.
powerpc: Add HWCAP3/HWCAP4 data to TCB for Power Architecture.