Lines Matching +full:ipv6 +full:- +full:single +full:- +full:target

1 0.5.0 - initial release
5 0.5.9 - signal ABI bugfix, various cleanup and fixes:
25 many internal improvements have been made to the syscall-related code
30 0.6.0 - x86_64 port, various important bugs fixed
48 0.7.0 - major improvements to posix conformance and completeness
61 malloc(0) now returns a non-null pointer.
64 hanging), and non-default-type mutex behavior.
67 libgcc with dwarf2 unwind support, and possibly other low-level tools.
69 improved musl-gcc compiler wrapper.
76 0.7.1 - improvements to completeness, bug fixes
85 0.7.5 - new features, major optimization, and robustness
89 optimized and simplified many thread-related functions.
105 better double-free handling in malloc
111 0.7.6 - major bug fixes
113 fixed rare but serious under-allocation bug in malloc.
135 0.7.7 - more bug fixes and program-compatibility improvements
155 added many compatibility and system-level interfaces, increasing the
160 0.7.8 - more bug fixes and compatibility improvements
162 fixed problems with ipv6 dns and address printing code that made ipv6
181 fixed buggy byte-swapping functions and moved them to inlines in
192 - safe against resource-leak/side-effect-leak race conditions
193 - safe against interruption by signal handlers
194 - reduced bloat in all cancellable functions
195 - reduced bloat for blocking cancellation
198 - realpath (limited functionality)
199 - wordexp (limited functionality)
200 - flock (nonstandard)
201 - forkpty (nonstandard)
202 - posix_fadvise
203 - posix_fallocate
206 - syslog function failure to communicate with syslogd
207 - bug in siginfo_t definition if wait.h was included before signal.h
208 - incorrect struct definitions for most of sysv ipc
209 - pthread_exit/cancel on timer handler wrongly destroying the timer
210 - linux dup2 ebusy workaround
211 - obscure issues in non-threaded programs using some pthread functions
212 - getopt_long allowed mismatch in last char of option name
213 - incorrect parsing of obscure ip address forms
214 - initgroups not working reliably (uninitialized var)
215 - shadow pass treating empty expiry field as pass-expired-in-1970
216 - bogus longjmp if pthread_exit was called from cancellation handlers
218 x86_64-specific bug fixes:
219 - fcntl file locking
220 - thread stack alignment
221 - broken select timeouts due to incorrect timeval definition
228 - ipv6 numeric string parsing
229 - eventfd syscall wrappers
232 - new qsort implementation using the smoothsort algorithm
233 - much smaller/faster sigset_t handling functions
234 - lowered spin count before futex wait in synchronization functions
237 - incorrect floating point round-to-even behavior in printf
238 - major bugs in pthread barrier implementation
239 - off-by-one error in scanf %n results
240 - scanf failure to report EOF when scanning for literal text
241 - minor missing/incorrect prototype issues
242 - dependency on undefined call order in fclose
245 - incorrect inlining of variadic functions on recent gcc versions
246 - pcc preprocessor bug with recursive macro expansion
253 - integrated dynamic linker
254 - dynamic loading (dlopen/dlsym) (for dynamic-linked programs only)
255 - XSI search.h API
256 - POSIX message queues
257 - POSIX spawn interfaces
258 - BSD pseudo-random number generator API (random/srandom/initstate/etc.)
259 - floating point environment (limited usefulness due to gcc bugs)
262 - possible crashes with wordexp due to uninitialized variable
263 - race condition in pthread_kill (also present and unfixed in glibc/nptl)
264 - pthread exit destructors called too late
265 - dangerous unbounded vla in glob
266 - brk/sbrk legacy functions mismatching legacy semantics
267 - wcsncpy dest buffer overflow
268 - strncat and wcsncat possible overflows due to double-termination
275 - support for textrels in shared objects
276 - rpath support in dynamic linker
277 - stdio_ext.h functions (for better gnu software compatibility)
280 - some compilers miscompiling dlopen due to misuse of longjmp
281 - safe handling of invalid long-double bit patterns (affects printf)
282 - workaround for bugs in linux mprotect syscall
283 - thread-safety for random() functions
284 - various minor issues
291 - chinese and japanese legacy charset support in iconv
292 - zero-syscall clock_gettime support (dynamic-linked x86_64 only)
293 - futex-based locking for stdio (previously used spinlocks)
294 - LD_PRELOAD and RTLD_NEXT support in dynamic linker
295 - strptime (mostly working but incomplete)
296 - posix aio (mostly working but not entirely conformant)
297 - memory streams (fmemopen, open_memstream, ...)
298 - stub/dummy implementations for various useless legacy functions
299 - if_nameindex
302 - setuid, etc. should not longer be able to "partially fail" with threads
303 - ensure suid programs start with fd 0,1,2 open
304 - improved openpty/forkpty failure checks
307 - dangerous spurious wakeup in pthread_join lead to early return
308 - race condition enabling async cancellation (delayed/lost cancellation)
309 - destruction/unmapping race conditions in semaphores, mutexes, rwlocks
310 - recursive rwlock_rdlock deadlock when a writer is waiting
311 - race condition in sigqueue with fork
312 - timer expiration thread exit wasn't running dtors
313 - timer threads weren't blocking signals
314 - close was wrongly cancellable after succeeding on some devices
315 - robust mutex list was not reset on fork
318 - incorrect logic in fread (spurious blocking; crash on write-only files)
319 - many corner cases and overflow cases for strtol-family functions
320 - various printf integer formatting issues with flags/width/precision
321 - incorrect iconv return value on failure
322 - broken FD_* macros on 64-bit targets
323 - clock function returning wrong value (real time not cpu time)
324 - siglongjmp signal mask clobbering (off-by-one pointer error)
325 - dynamic linker weak symbol resolution issues
326 - fdopendir failure to set errno
327 - various minor header fixes
334 - mismatching prototypes caused build failure on 64-bit
335 - other minor prototype errors in the headers have been fixed
336 - various other small omissions fixed
343 - ptrace syscall support
346 - const error (only a warning with many compilers) in lio_listio
347 - minor portability fixes aimed at supporting new arch targets
354 - arm port (experimental)
355 - better musl-gcc wrapper script for building against musl
356 - added clone system call
359 - numerous header file typos, copy/paste errors, omissions
360 - statfs and statvfs ABI are now LSB-conformant (and actually work)
367 - arm dynamic linker support
368 - process-shared pthread barriers now work
369 - efficient futex-requeue-based cond var broadcast
370 - more optional cancellation points are now cancellable
371 - printf accepts null pointers with %s, prints as "(null)"
372 - recursive mutexes are now fully reentrant
373 - __cxa_atexit support
374 - real vfork
375 - dynamic linker now gold-compatible
376 - prlimit syscall
377 - support for large limits with setrlimit/getrlimit (even on 32-bit)
378 - glob now supports GLOB_PERIOD option (GNU extension)
381 - many serious issues in condition variables
382 - rwlock failure-to-wake deadlock issues
383 - various small header files bugs/omissions
384 - wrong failure return for pthread_create
385 - path handling issues on execvp
386 - lock count corruption with robust recursive mutexes on owner death
387 - integer overflows in atoi, etc. reading most-negative value
388 - spurious mremaps on every realloc of large memory chunks
389 - pthread cancellation failure in single-threaded programs
392 - avoid fd_set overflow in dns lookups
399 - stdio operations are now cancellable (only when low-level io happens)
400 - global ctor/dtor support in main program start code and shared libs
401 - dynamic linker support for PIE executables (but missing startup code)
402 - vfork support on x86_64
403 - complete set of locale_t functions (all ignore the locale argument)
404 - provide define float_t and double_t in math.h
405 - lighter/faster cancellation cleanup handler register/unregister
408 - gcc wrapper now supports -shared, -nostdlib, -nostartfiles
409 - removed one wrongly-classified character from iswspace set (zwsp)
410 - fixed crashes in dns lookup on some errors, e.g. resolv.conf missing
411 - "make install" no longer tries to build shared libc if disabled
412 - ptrace argument handling bugs fixed
413 - work around visibility-hidden bugs in gcc 3.x
414 - fix thread-pointer-loss issue when it's initialized in signal handlers
415 - various minor typo/misc fixes in headers
418 - glob behaves more like traditional implementations w.r.t. GLOB_MARK
419 - added legacy futimes, lutimes functions
420 - more compatibility macros in sys/param.h (nonstandard header)
421 - setfs[ug]id syscall wrappers (linux specific)
422 - fgetpwent function (nonstandard)
423 - utmp.h matches traditional version more closely
424 - caddr_t now matches glibc type (void * instead of long)
425 - dummy (always-fail) dlopen and dlsym functions for static linked programs
426 - [efg]cvt functions (previously posix, removed from standard)
427 - get_current_dir_name function (nonstandard)
434 - fix crash in dns lookups for all static-linked, non-threaded programs
441 - c++ support with g++'s libstdc++
442 - c99 math library (float, long double, complex, etc.)
443 - numerous wchar_t functions
444 - a64l, l64a functions
445 - getdate function
448 - c89 compatibility in math.h
449 - syscall.h alias for sys/syscall.h
450 - memory.h alias for string.h
451 - getcwd supports null buffer argument (auto-allocation)
454 - major fenv (floating point environment) fixes and optimizations
455 - strptime mishandling of day/month names
456 - strtoull wrongly rejecting the highest 16 possible values as overflow
457 - math.h constant expression fixes for INFINITY/NAN/etc.
458 - scanf mishandling of "0" with "%x"
465 - major math correctness and performance improvements
466 - many math functions implemented in asm for i386
467 - some math functions (mostly long double) in asm for x86_64
468 - new floating point parser/converter with correct rounding
469 - implement wcstod, wcstof, and wcstold
470 - new scanf implementation - cleaner, faster, more correct
471 - minimal/incomplete strfmon implementation
474 - header fixes for c++
475 - regex code resync with TRE; support common regex extensions
476 - support for compiling apps with gcc's -funsigned-char
477 - sysconf now returns dynamic limits for open files, processes
478 - give dlerror proper error status stickiness
479 - make alloca work even with -fno-builtin
482 - stack-based buffer overflow in fprintf on unbuffered files
485 - rare gcc register allocation (miscompilation) bug in syscall wrappers
486 - printf was rejecting the valid (but redundant) %lf format specifier
487 - fixed big data bloat (missing const) in math functions
488 - many math fixes related to floating point exceptions and rounding
489 - corrected DECIMAL_DIG definitions
490 - tgammal was wrongly setting global signgam
491 - crash in wordfree with uninitialized we_offs
492 - fix wordexp not null-initializing the we_offs initial slots
499 - major breakage in strtol and family: failure to accept leading spaces
500 - incorrect name for MATH_ERREXCEPT in math.h
503 - prototypes for a few additional nonstandard functions
510 - correct over/underflow detection (ERANGE setting) for strtod
511 - new musl-gcc wrapper, specfile based, faster and more robust
512 - meaningful return strings for dlerror
513 - new iswalpha, iswpunct, and wcwidth; sync'd to Unicode 6.1
514 - towupper/towlower sync'd with Unicode 6.1
515 - new futex-based libc-internal locks instead of spinlocks
516 - experimental stack protector support (minimal; no random canary)
517 - experimental gdb shared library tracking support
520 - getusershell family functions
521 - getresuid and getresgid syscall wrappers
522 - byte swapping macros in endian.h
523 - getdtablesize was wrongly declared in unistd.h for _XOPEN_SOURCE
526 - iconv_open wrongly rejecting most dest charsets (broken in 0.8.0)
527 - sysconf failure when correct value is -1 (broken in 0.8.8)
528 - scanf and strtod family functions overreading past NAN (4 bytes vs 3)
529 - scanf and strtod wrongly treating "0.00000000001", etc. as 0
530 - many bugs in towupper/towlower (never seriously tested before)
531 - int8_t definition was wrong when gcc -funsigned-char was used
540 - configure script, improved build system
541 - full stack protector support
542 - PIE support on x86 and x86_64
543 - new O(1) space, O(nm) time implementation of fnmatch
544 - improved support for sse2 floating point mode on x86
547 - added linux unshare syscall
548 - exp10/pow10 function
549 - sqrtl support on arm (previously missing)
550 - removed minimal linux/*.h headers that could conflict with real ones
551 - support for _LARGEFILE64_SOURCE (mapped to standard fcns with #define)
552 - better c89 compatibility in headers
553 - stub versions of sched_* functions (previously missing)
554 - pthread stacks no longer executable (compat with hardened kernels)
555 - new ar.h and lastlog.h (legacy junk)
556 - various other header improvements
559 - additional x86_64 math asm
560 - better formula for acos use in i386 asm
563 - large (up to a few %) errors in strtod for certain values due to bug
564 - mbsnrtowcs and wcsnrtombs were completely broken (bad exit logic)
565 - wide printf %.0s could fail due to uninitialized variable
566 - missing dlerror strings for dlsym in some cases
573 - dynamic linker can be used as a program to explicitly load/run executables
574 - ldd command, usable by making a symlink to the dynamic linker named ldd
577 - major bugs in POSIX BRE parsing inherited from TRE regex code
578 - character matching bug in regex on ARM: WCHAR_MAX was assumed to be signed
579 - various obscure fixes related to signals and pthread cancellation
580 - remquot subnormal remainder bug
581 - buggy macros in (nonstandard) sys/param.h
582 - major bug in pthread barriers on x86_64 (out of bounds write)
583 - utimes (legacy) function was making wrong syscall (utime instead of utimes)
584 - avoid using "old" syscalls that don't exist on arm eabi linux
585 - broken strrchr(str, 0)
586 - broken mbsinit(0)
587 - broken wcsncmp
588 - syntax error in nextafter macro in tgmath.h
589 - missing support for -pie in musl-gcc wrapper
590 - abort could wrongly fail to terminate the program in some cases
593 - increase default thread stack size to 80k
594 - support _BSD_SOURCE feature test macro
595 - support _LARGEFILE64_SOURCE feature test macro (merely exposes alt names)
596 - lots of legacy-compatibility improvements in headers
597 - various minor GNU extension functions
598 - sysconf reporting number of available CPUs/cores
599 - various LSB/glibc ABI interfaces aimed at compatibility with some binaries
600 - use fistpll asm mnemonic instead of fistpq for compat with clang
607 - pointer overflow in printf (crash on 32bit userspace, 64bit kernel)
608 - printf %ls over-read bug
609 - strtod failure to read -0x as negative zero
610 - flush stdio after dtors, not before
611 - wrong file position for buffered input streams on exit
612 - popen was broken when stdin/out were already closed
613 - broken wcwidth tables (missing many characters)
614 - fwrite: wrong return value of partial/failed write
615 - broken utf-16 conversions
616 - bad buffer length check in getlogin_r
617 - bad perror("") behavior; did not match perror(0)
618 - broken sysinfo syscall/structure
619 - stdint.h const macro signedness bugs
620 - broken include guards in some headers
621 - bogus localeconv values
622 - cancellation-safety for popen and pclose
623 - fma corner cases wrong on i386
624 - fcntl F_GETOWN errno missing on failure.
625 - char signedness bug in dynamic linker broke dlopen on arm
626 - mprotect failure in dynamic linker caused crash instead of error
629 - configure check to work around hacked-up gcc versions
630 - test for old binutils that can't support musl dynamic linker
633 - make _GNU_SOURCE imply _LARGEFILE64_SOURCE
634 - syscall wrapper for lots of nonstandard and/or legacy linux syscalls
635 - versionsort stub
636 - timegm function (inverse of gmtime)
637 - various minor header tweaks
638 - make __freading/__fwriting semantics match traditional ones
639 - added gnulib-compatibility stdio interfaces
640 - added pthread_attr_setstack interface
641 - make strerror_r return partial string when buffer is too small
642 - duplocale should accept LC_GLOBAL_LOCALE
643 - align ptsname_r to upcoming posix requirements
644 - support invalid ld80 bit patterns as extra nans.
651 - mips (32-bit, o32 abi) port, currently static-linked only
652 - newly overhauled crypt implementation
653 - improved library pathname info for debugger from the dynamic linker
654 - getaddrinfo (and getservbyname) now support /etc/services lookups
655 - pipe2 syscall wrapper
656 - splice and vmsplice syscall wrappers
657 - syscall wrappers for extended attribute interfaces
658 - ioperm/iopl syscall wrappers on archs that support these operations
661 - dlsym RTLD_NEXT library search order was wrong
662 - multiple dlopen pathname and library name handling errors
663 - potential race condition in detached thread exit
664 - broken internal-lock-handling code not updated for futex-based __lock
665 - sem_trywait spurious EAGAIN errors arising from CAS failures
666 - workaround kernel bug in cmsghdr size_t vs socklen_t issue (64-bit)
667 - getservby* crash on null protocol argument
668 - logic error skipping failed interfaces in if_nameindex
669 - various minor header/declaration related issues
671 arm-specific bug fixes:
672 - broken crti/crtn startup code when gcc crtbegin/end files are linked
673 - sigsetjmp tail call optimization failure broke the function
674 - incorrect little-endian assumptions in atomic.h functions
675 - use of blx instruction in asm (not supported on pre-v5 arm)
678 - only use expensive -ffloat-store cflag on archs/compilers that need it
679 - make musl-gcc wrapper support -lgcc (mainly for self-hosting)
686 - blowfish crypt
687 - dynamic linking on mips
688 - arm hard float support
689 - BSD fgetln function in stdio
690 - minor header improvements for compatibility
691 - support for CROSS_COMPILE variable to configure
692 - legacy significand function
693 - better support for SUSv3-targeted programs
696 - assembly (string ops based) memcpy for i386 and x86_64
697 - reduce printf overhead
700 - failure of strtod, etc. to process extremely long strings correctly
701 - read overrun in wcsstr for short needles
702 - various major mips issues that prevented most software from working
703 - erroneous floating point exception behavior in i386/x86_64 exp asm
704 - crashes on null arguments to legacy err.h functions
705 - various header file/type issues
706 - extremely rare/obscure race condition with robust mutexes
707 - crypt now never returns null (most programs don't check, then crash)
708 - missing xattr remove functions
715 - POSIX+XSI+BSD features enabled by default with no macros defined
716 - most programs can now be built without adding -D_GNU_SOURCE
717 - added C99 restrict keyword where required in all prototypes
718 - greater C89 compatibility
719 - cleaner, more-compatible public syscall.h
720 - many other header fixes
721 - support for compiling musl with clang/llvm
724 - sha 256/512 password hash functions in crypt
725 - GNU hash support in dynamic linker
726 - partial C11 coverage
727 - dladdr function added
728 - dynamic linker reports all errors instead of exiting on first error
729 - syscall wrappers added for most remaining linux syscalls
730 - provide POSIX O_SEARCH open mode using linux O_PATH
733 - most atexit functions were being skipped when exiting
734 - some BSD functions were not being exposed under _BSD_SOURCE
735 - issues loading ssp-protected DSO into non-ssp program with dlopen
738 - eliminate .eh_frame (10-15% loaded size bloat)
739 - optimal inline syscall asm for ARM and MIPS
740 - no longer force -O3 for shared libs
747 - serious breakage in definition of O_ACCMODE mask (missing a bit)
750 - O_EXEC open mode
751 - md5 crypt hash function
758 - thread-local storage (__thread/_Thread_local)
759 - microblaze port
760 - getopt option parsing reset support
761 - vsyscall (sysenter, etc.) support on i386 (faster syscalls)
762 - memmem function (GNU extension)
763 - mips fenv support
764 - accept "nan(n-char-sequence)" in strtod/scanf family functions
765 - configure now supports compiling with pcc
768 - close-on-exec flag for all library-internal file descriptors
769 - cancellation-safety and corner-case overhaul in shm_open/sem_open
770 - close EINTR vs EINPROGRESS issue
771 - mark binaries as not requiring executable stack
772 - better gdb compatibility in dynamic linker
773 - support recursive dlopen (dlopen called from constructors)
774 - posix_spawn/system/popen no longer momentarily double commit charge
775 - all stdio functions wait for locks
778 - broken sysvipc *ctl functions on 64-bit archs
779 - broken shmdt on some archs
780 - getaddrinfo failure with port "0"
781 - dirname handling of trailing slash
782 - vfork race in posix_spawn
789 - powerpc port
790 - dl_iterate_phdr interface
791 - added mips-specific syscalls
792 - thread priority scheduling
793 - C11 CMPLX macro in complex.h
794 - x86 port io functions in sys/io.h
797 - improved headers for trace/debugging/machine-access
798 - stub functions for unsupported thread-related functionality
801 - numerous math bugs (mostly exception flags and excess-precision issues)
802 - register clobber error in i386 vsyscall asm (did not affect most callers)
803 - various incorrect definitions in mips headers
804 - broken dlsym asm on mips
805 - empty prefix handling in configure script (--prefix="")
806 - ldso search path logic issues
807 - lock handling for stdio memory streams at exit time
808 - invalid SO_REUSEPORT definition in socket.h (not supported by Linux)
809 - broken redirection attempt to /dev/null in configure script
816 - tgamma implementation (no longer lgamma wrapper with low precision)
817 - various gnu extensions: sigandset, sigorset, etc.
818 - futimesat function (obsolete)
819 - various linux syscalls: arch_prctl, personality, etc.
822 - hyperbolic, inverse hyperbolic, and inverse trig, bessel functions
823 - is* comparison macros in math.h now expand inline properly
826 - calling getenv from shared library ctors was broken
827 - invalid read in mmap-serviced aligned_alloc/memalign (possible crash)
828 - wrong errno result in fallback path of pipe2 
829 - various math functions raising spurious exceptions
830 - mmap errno value on invalid offsets
831 - backwards alignment logic in strlcpy
832 - integer overflows in bessel functions
833 - large (up to 60ulp) error in erfcf
834 - dlsym/dlclose crashing on invalid library handles
835 - failure to handle arch variations for cloexec/nonblock flags
836 - lio_listio wrong return value for LIO_WAIT mode
837 - dladdr failure to resolve PLT addresses
838 - time_t/struct tm conversion off-by-one-day in december
839 - malloc corruption on nonstandard kernels with non-page-aligned brk
841 arch-specific bugs fixed:
842 - arm ctors/dtors were not working with recent gcc versions
843 - arm and mips setjmp/longjmp wrongly saved/restored fenv state
844 - loss of precision in i386/x86_64 expl
847 - incorrect PRI/SCN macros in inttypes.h for some types
848 - arm sys/user.h regressions
849 - failure of offsetof() to be an integer constant expression
850 - tgmath return value type problems
853 - _GNU_SOURCE now enables everything; _ALL_SOURCE also works
854 - scsi/scsi.h and scsi/sg.h are now provided
855 - additional MAP_* flags for mmap
856 - additional F_* commands and flags for fcntl
857 - additional socket option, IPPROTO_* values, and multicase macros
858 - thread-related waitpid flags
859 - EHWPOISON added to errno.h
860 - additional macros for mount, swap, and reboot operations
861 - expose additional link.h structures
862 - always ensure sizeof(NULL)==sizeof(void *), even in c++
863 - additional flags for poll, epoll, inotify, timerfd, timex, dlfcn
864 - register names in signal.h/ucontext.h for x86
865 - ipc.h ipc_perm nonstandard struct field name compatibility improve
872 - getifaddrs 
873 - pthread_getattr_np (widely used by garbage collectors)
874 - mkostemps, mkostemp, mkstemps functions (mkostemp is future-POSIX)
875 - strcasestr and strverscmp (previously stubs)
878 - major performance improvements in mbtowc
879 - avoid filling caller-provided thread stacks with large TLS
880 - debloat unnecessary static buffers
881 - robust posix_spawn based on CLONE_VM instead of vfork
882 - new system() and popen() based on posix_spawn
883 - better strerror strings
884 - further emulation of atomic close-on-exec/nonblock options for old kernels
885 - provide macro constants for new-ish kernel features
888 - several nonstandard but widely-available pwd/grp/shadow functions
889 - program_invocation_[short_]name
890 - re-added useconds_t type used by some programs
891 - some legacy arpa headers
892 - dn_skipname function (legacy resolver API)
893 - additional ABI aliases for supporting glibc-linked libraries/binaries
896 - stale locks and bogus munmap call when pthread_create fails
897 - uninitialized argument to munmap when dynlink load_library fails
898 - incorrect error returns in gethostby*_r
899 - memory leak in gethostbyname family
900 - blank ai_canonname in getaddrinfo for non-CNAME records
901 - undefined HZ macro in scsi/sg.h
902 - wrong return value for wmemmove on forward-copy
903 - namespace conformance in strings.h
904 - various utmp.h bugs
905 - unnecessary DT_SONAME in libc.so caused problems on some systems
906 - multiple bugs in syslog, some possibly dangerous
907 - non-functional setpriority function
908 - slight mishandling of 0xf5 byte in UTF-8 decoder
909 - misaligned memory accesses in mbsrtowcs
911 arch-specific bugs fixed:
912 - crash in shared library loading on arm
913 - missing __aeabi_atexit needed by arm eabi
914 - wrong float_t definition on x86_64
915 - various low-impact type size/alignment mismatches in some headers
916 - epoll struct alignment wrong on non-x86[_64] archs
917 - broken pipe2 fallback code on mips with old kernels
924 - %m allocation modifier for scanf
925 - week number and ISO week-based-year functionality in strftime
926 - per-process and per-thread cputime clocks
927 - ethernet address conversion interfaces
928 - legacy classful ipv4 network address interfaces
929 - minimal dlinfo function (nonstandard)
932 - dynamic linker path file can now use newlines to separate paths
933 - math optimizations for archs with extended precision (i386)
934 - musl-gcc wrapper now exposes gcc's intrinsic headers
935 - quality of rand and rand_r pseudo-random sequences
936 - support for large device minor numbers (greater than 8 bits)
937 - various header conformance and compatibility fixes
939 directly user-visible bugs fixed:
940 - scanf losing characters on unbuffered streams and fmemopen streams
941 - failure of mbsrtowcs to record stop position when dest is full
942 - failure of iconv to convert to legacy codepages
943 - non-working pthread_[sg]etschedparam functions (wrong syscall arguments)
945 other potentially-serious bugs fixed:
946 - resource leaks in sem_open
947 - various bugs in thread exit synchronization
948 - invalid access in aio notification after aiocb free/reuse
949 - synchronization in dynamic linker when new thread dlopens during ctors
950 - lack of error handling for failure to read dynamic linker path file
951 - creation by mmap or shmget of objects larger than PTRDIFF_MAX
954 - overflow handling for the clock function
955 - workaround for incorrect exceptions in fma due to compiler bugs
956 - workaround wrong kernel type for sem_nsems field in struct semid_ds
958 arch-specific bugs fixed:
959 - x86_64 sigsetjmp clobbered the signal mask rather than saving it
960 - misaligned stack when calling ctors/dtors (crashing on x86_64)
967 - zoneinfo time zone support
968 - PIE support on all supported archs
969 - named sub-archs for endian and float ABI variants
970 - improved support for non-root installs of the dynamic linker
971 - ability to selectively build only performance-critical modules with -O3
972 - simple buffer overflow detection in free/realloc
973 - inet_ntop now presents v4-mapped addresses in ::ffff:a.b.c.d form
974 - ldd now reports libc and the dynamic linker in its output
977 - support for new init/fini array (needed for ctors/dtors on newer gcc)
978 - C++ ABI fully matches glibc/LSB, at least on x86
979 - many added ABI compatibility symbols for using glibc-linked libs
980 - support for STB_GNU_UNIQUE symbol bindings (found in some C++ libs)
981 - macros/types for new Linux kernel features in headers
984 - crashes in scanf on literal mismatches (regression from adding %m)
985 - dl_iterate_phdr was passing invalid phdr pointers to its callback
986 - getaddrinfo with null host and AF_UNSPEC was failing to report IPv6
987 - integer overflows in date/time conversion code
988 - misinterpretation of pre-1930s dates as post-2038 on 32-bit archs
989 - make install failed to install bits headers if make was not run first
990 - shm_open was wrongly cancellable
991 - low- or no-impact heap corruption in memalign
992 - explicitly running the dynamic linker on PIE programs did not work
993 - missing macros and sysconf for some supported POSIX option groups
994 - missing close-on-exec flags for several internal fd uses
996 arch-specific bugs:
997 - wrong SIG_ATOMIC_MIN/MAX macros on x86_64
998 - erfcl was missing on archs where long double is same as double
999 - broken dynamic-model TLS in static-linked arm/mips/powerpc programs
1006 - iconv support for EUC-KR and Big5 (including HKSCS) encodings
1007 - field widths (POSIX 2008 feature) in strftime
1008 - recursive rpath and $ORIGIN support in dynamic linker
1009 - cpu affinity interfaces
1010 - support for armhf (hardfloat) floating point environment (fenv)
1011 - support for SSE fenv on i386 (for apps using -mfpmath=sse -msse2)
1012 - strftime %s format (seconds since the epoch, future POSIX requirement)
1013 - configure script now saves its command line as a comment in config.mak
1014 - legacy functions valloc and euidaccess
1017 - optimized asm memcpy for arm
1018 - optimized asm memset for i386 and x86_64
1019 - optimized C versions of memcpy and memset for all archs
1020 - eliminated major spurious syscalls from posix_spawn
1021 - some math asm for armhf (hardfloat)
1024 - qemu-user's rt_sigaction syscall does not allow old to alias new
1025 - qemu-user's madvise always succeeds (broke pthread_getattr_np)
1026 - passing PT_INTERP to dlopen attempted to double-load libc
1027 - gcc 4.8.x generating self-referential (infinite recursion) memcpy/memset
1028 - linux's lack of support for fchdir, fchmod, fchown, fstat on O_PATH fds
1031 - failure to honor flags for fchmodat and faccessat (linux syscall api flaws)
1032 - SIGEV_THREAD timer id corruption and race condition issues
1033 - timer thread TLS incorrectly keeping values from previous expiry run
1034 - ecvt/fcvt decimal position off-by-one
1035 - in symbol-versioned libs, symbol resolved to oldest instead of newest
1036 - posix_spawn not correctly reporting errno from exec failure
1037 - "make install" was not atomic (overwrote files rather than replacing)
1038 - integer overflows in strftime
1039 - unset/empty TZ variable was mishandled
1040 - strftime could crash if the struct tm did not have valid tm_zone field
1041 - failure of fenv functions to handle invalid arguments (required by ISO C)
1042 - failure of some math functions (C and i386 asm) to raise underflow flag
1043 - broken dn_expand function (previously not used internally)
1044 - race conditions with signals during fork
1045 - incorrect access check in mktemp (obsolete function)
1046 - unnecessary arbitrary limits on size of program headers in dynamic loader
1047 - text formatting bugs in output of err.h functions
1049 arch-specific bugs:
1050 - fesetenv(FE_DFL_ENV) crashed on i386
1051 - breakage of arm crt code when libc is compiled as thumb
1052 - arm/armhf (hardfloat) misidentified by configure
1053 - ambiguity of wait (exit status) macros on mips with signal number 127
1054 - wrong value of _NSIG and SIGRTMAX on mips
1061 - failure to properly install dynamic linker with DESTDIR set (symlink wrong)
1062 - rare deadlock in libc-internal locking routines
1063 - dynamic linker used fallback paths wrongly on (possibly transient) errors
1064 - popen broken when stdin or stdout was already closed in parent
1065 - deadlock/memory-corruption in multithreaded set*id and setrlimit functions
1066 - realpath failed when file was not readable
1067 - readpath mistakenly had cancellation points in it
1068 - crashes in scanf with invalid %m conversion specifiers
1069 - misclassificiation of some invalid ld80 float representation in fpclassify
1070 - various overflow and underflow flag issues in math functions
1071 - domain handling errors for acoshf and acoshl
1072 - wrong values for some sysconf properties
1073 - lack of proper memory barriers on arm
1075 mips-specific bugs:
1076 - broken sysv ipc structures
1077 - multiple stack-related bugs in clone, leading to crashes in parent or child
1078 - overflow writing sigset_t in multithreaded set*id and setrlimit functions
1081 - size and performance improvements to various math functions
1082 - wait.h as a compatibility alias for sys/wait.h
1083 - various header improvements
1084 - support for runtime-variable page size on archs that need it (mainly mips)
1091 - support for mixing IPv4 and v6 nameserver addresses in resolv.conf
1092 - RFC 3678 multicast structures/macros in netinet/in.h
1093 - putspent and fgetspent functions (shadow password API)
1094 - timef function (obsolete, removed in POSIX 2008)
1095 - fanotify syscalls (Linux-specific feature)
1096 - semtimedop syscall (Linux-specific sysvipc extension)
1097 - quotactl syscall and header (filesystem quotas support)
1098 - drem and finite functions (obsolete BSD functions)
1099 - getloadavg function (non-standard)
1100 - herror function (non-standard and obsolete)
1101 - libc.so now stores and prints its version information
1102 - expose constants for new Linux features including O_TMPFILE
1103 - implement FNM_LEADING_DIR option to fnmatch (GNU extension)
1104 - posix_close function (accepted for inclusion in next POSIX issue)
1107 - buffer overflow in mbsrtowcs
1108 - clobbering of gr_name in getgrnam_r and getgrgid_r
1109 - execle ignoring the environment argument
1110 - setenv crash on malloc failure
1111 - out-of-bounds access in fnmatch with FNM_PATHNAME and certain patterns
1112 - failure of malloc to set errno when failing to extend heap
1113 - incorrect errno value from getcwd with zero size
1114 - spurious failure in faccessat with AT_EACCESS flag with suid/sgid programs
1115 - several fd leaks due to missing close-on-exec flag
1116 - misspellings/typos in macro names in several headers
1117 - incorrect failure return value in inet_pton
1118 - various numeric ip address parsing and validation fixes
1119 - namespace conformance issues in several headers
1120 - minor header issues
1121 - zombie processes left by faccessat with AT_EACCESS
1122 - timezone file parser failing/crashing on 64-bit archs
1123 - hang in localtime with near-overflowing time_t values on 64-bit archs
1124 - timezone path search was only trying first path
1125 - incorrect handling of excessive-length TZ environment strings
1126 - timezone file loading was wrongly enforcing O_NOFOLLOW/rejecting symlinks
1127 - iswspace was wrongly returning true for the null character
1128 - various bugs in wordexp
1129 - putgrent could write corrupt lines after write failures
1130 - dn_expand misinterpreted in-packet offsets greater than 255
1131 - spurious strftime/wcsftime failure on len+1==bufsize case
1132 - incorrect underflow flag in fma corner cases
1133 - log*(0) wrongly returned +inf in downward-rounding mode
1134 - failure of fchmod, fstat, fchdir, and fchown to produce EBADF
1136 arch-specific bugs fixed:
1137 - i386: failure of fesetround to set sse rounding mode
1138 - i386: floating point limit constants misinterpreted due to excess precision
1139 - powerpc: broken thread pointer access when compiled with clang
1140 - microblaze: dynamic linker entry point code possibly clobbering argv
1143 - NULL definition re-aligned with POSIX (requires (void *) cast)
1144 - alignment of math.h is* comparison functions with C11 annex F requirements
1151 - support for mips softfloat ABI variant
1152 - legacy setkey and encrypt API for DES
1153 - support for BSD version of struct tcphdr in addition to GNU version
1154 - added ipv6 and icmpv6 protocol lookups to getprotoent-family functions
1157 - sh (SuperH)
1158 - x32 (ILP32 ABI for x86_64)
1161 - improved c89 compiler support in math.h
1162 - eliminate some compiler warnings in public headers
1163 - added some missing things for LFS64 APIs
1164 - added fallback emulation of accept4 for older kernels
1167 - buffer overflow in printf when printing smallest denormal exactly
1168 - rounding errors in printf in some just-over-halfway cases
1169 - posix_spawn did not accept null pid pointer (crashed)
1170 - ftello gave incorrect result for unflushed append-mode streams
1171 - mishandling of n=0 case in wcsxfrm (wild buffer overrun)
1172 - possible system breakage during libc upgrade due to install.sh bugs
1173 - nftw FTW_MOUNT flag prevented walking any directories at all
1174 - ptsname/ptsname_r returned negated error codes
1175 - getprotoent function returned junk after listing valid protocols
1176 - wrong error code from readdir when the directory has been deleted
1177 - various prototype/argument-type fixes, mostly to legacy functions
1178 - various header namespace violations
1180 arch-specific bugs fixed:
1181 - fesetenv(FE_DFL_ENV) was broken on i386 and x86_64
1182 - strerror(EDQUOT) did not work on mips
1183 - recvmsg/sendmsg were broken on powerpc
1184 - sysv ipc was broken on powerpc and mips
1185 - statfs/statvfs were broken on mips
1186 - sigaltstack was broken on mips
1193 - relro memory protection in dynamic linker
1194 - malloc can now extend heap with mmap if brk fails
1195 - vdso clock_gettime/gettimeofday/time acceleration on x86_64
1196 - thread/library-safe versions of search.h functions (nonstandard)
1197 - getauxval function (nonstandard)
1198 - sysconf extensions to query physical memory size
1201 - floating point printf output corruption from carry into uninitialized slot
1202 - possible runaway carry overflow in printf floating point
1203 - printf %g failure to strip trailing zeros in some cases
1204 - search past end of haystack in memmem
1205 - off-by-one error in confstr return value
1206 - crashes in some near-empty static programs that use stack protector
1207 - deadlock race in pthread_once
1208 - non-working clock_gettime fallback for old kernels
1210 arch-specific bugs fixed:
1211 - crash from missing syscall asm register clobbers on real microblaze kernel
1212 - crash in all nontrivial dynamic linker use on microblaze
1213 - incorrect rlimit constants on mips
1214 - broken, possibly dangerous, use of getrlimit syscall on x32 in sysconf
1221 - new options --preload and --library-path to dynamic linker
1222 - public execvpe function (nonstandard extension)
1223 - iconv support for cp437 and cp850
1226 - false negatives with some periodic needles in strstr, wcsstr, and memmem
1227 - crash on invalid zoneinfo files
1228 - incorrect zero-padding of some outputs for strftime %s specifier
1229 - misreporting of errors in configure script when $CC does not work at all
1230 - treating not-yet-implemented strptime specifiers as errors
1233 - configure now detects serious constant-folding bug in gcc 4.9.0
1234 - removed __yield symbol (unused) that clashed with some compilers
1235 - improvements to sysconf's handling of unsupported/invalid arguments
1237 arch-specific bugs fixed:
1238 - misdetection of superh ABI variant by configure on gcc 3.x
1239 - missing SO_RCVBUFFORCE and SO_SNDBUFFORCE in mips socket.h
1240 - build regression on armv6 and later with -mthumb
1247 - multi-protocol matches (tcp and udp) in getaddrinfo
1248 - support for AI_V4MAPPED and AI_ALL flags to getaddrinfo
1249 - reverse name lookups from /etc/hosts
1250 - reverse service lookups from /etc/services
1251 - support for service aliases in /etc/services
1252 - ipsec and tunneling protocols to getprotoent-family functions
1253 - res_send, res_mkquery, res_querydomain, and dn_comp functions
1254 - ipv6 scope id handling for link-local scope addresses
1255 - previously-unimplemented %C and %y in strptime now work
1256 - vdso clock_gettime acceleration on i386 (new kernel feature)
1257 - better O_CLOEXEC/SOCK_CLOEXEC fallbacks for old kernels
1260 - buffer overflow in dns response parsing (CVE-2014-3484)
1261 - possible infinite loop in dns response parsing
1262 - sendfile off_t 32/64-bit size mismatch
1263 - incorrect end pointer in some cases when wcsrtombs stops early
1264 - incorrect if_nametoindex return value when interface does not exist
1265 - dummy "ent" function aliases that possibly shadowed real ones
1266 - tmpfile fd leak on memory exhaustion
1267 - getaddrinfo returning EAI_NONAME for some transient failures
1269 arch-specific bugs fixed:
1270 - broken kernel side RLIM_INFINITY on mips
1271 - incorrect syscall argument 6/7 types for pselect on x32
1278 - address sorting in getaddrinfo, etc. modeled on rfc 3484/6724
1279 - default timezone taken from /etc/localtime when $TZ is unset
1280 - getopt double-colon extension for optional arguments
1281 - support for TLSDESC-based (gnu2) TLS dialect on i386 and x86_64
1282 - sendmmsg/recvmmsg (linux-specific)
1283 - fmtmsg (last mandatory XSI function that was missing)
1286 - treat dns rcode=2 as temporary failure, not negative result
1287 - working thread-pointer for pre-2.6 kernels on i386
1288 - further ABI-compat symbols: __xmknod[at], __sysv_signal
1291 - memmem false positives/false negatives/crashes from invalid logic
1292 - gethostby*_r not setting result pointer to null on failure
1293 - aliasing violations in syscall.h SYSLOG_NAMES feature
1294 - fanotify_mark syscall arguments wrong
1296 arch-specific bugs fixed:
1297 - various subtle relocation bugs in powerpc and sh dynamic linker
1304 - experimental locale support for LC_MESSAGES and LC_TIME
1305 - non-stub gettext family functions for message translation
1306 - or1k (OpenRISC 1000) port
1307 - syslog options LOG_CONS and LOG_PERROR
1308 - issetugid function (from OpenBSD)
1309 - improved if_nameindex and getifaddrs functions
1312 - work around bug #61144 in gcc 4.9.0 and 4.9.1
1313 - support getauxval(AT_SECURE) even on kernels without AT_SECURE
1316 - empty dynamic linker error messages (regression in 1.1.3)
1317 - if_nameindex omitted unconfigured and ipv6-only interfaces
1318 - incorrect return value for fwide function
1319 - failure of wide printf/scanf functions to set wide orientation
1320 - multiple issues in legacy function getpass
1321 - dynamic linker did not accept colon as a separator for LD_PRELOAD
1322 - errno clobber in syslog caused wrong output for %m specifier
1323 - crash in regexec for nonzero nmatch argument with REG_NOSUB
1324 - minor bugs in rarely-used nl_langinfo item lookups
1326 arch-specific bugs fixed:
1327 - broken relocations in mips dynamic linker (regression in 1.1.3)
1328 - register state corruption in setjmp asm for microblaze
1329 - broken struct stat st_ino field on microblaze
1330 - broken struct stat st_dev field on big endian mips
1331 - broken asm register constraints in atomics on powerpc
1332 - missing barriers in atomics on mips, powerpc, microblaze, and sh
1339 - full C11 coverage (threads, UTF-16/32 API, timespec_get, etc.)
1340 - malloc_usable_size function (nonstandard)
1341 - support for new F_OFD_* fcntl operations (linux 3.15, POSIX-future)
1342 - new _DEFAULT_SOURCE feature test macro to request default profile
1345 - private-futex support
1346 - redesigned cond var implementation with major performance improvement
1347 - tweaked spinning in userspace before performing futex waits
1350 - failure of dn_expand to null-terminate name for crafted DNS packets
1351 - corruption of cond var mutex state when switching mutexes
1352 - use of uninitialized memory with application-provided thread stacks
1353 - false ownership of orphaned mutexes due to tid reuse
1354 - possible failure-to-wake for robust mutexes on owner death
1355 - subtle errors in robust mutex unrecoverable status handling
1356 - missing memory/compiler barrier spinning to obtain locks
1357 - wrong behavior in various zero-length stdio operations
1358 - buffer overflow in swab with odd argument
1359 - incorrect sequence generation in the rand48 family of prng functions
1360 - missing cancellation check in non-wait paths of sem_wait, pthread_join
1361 - missing barrier in pthread_once fast path
1362 - memory leak in regexec when input contains illegal sequence
1363 - various parser bugs in regcomp
1364 - wrong return value on overflow in some strtoul-family functions
1365 - broken CPU_EQUAL macro in sched.h
1366 - dlerror not working in static-linked programs
1367 - mishandling of negative non-whole-hour TZ offsets
1368 - incorrect case mappings for U+00DF
1369 - namespace pollution via accidentally-non-static function named "dummy"
1370 - missing __fpclassifyl and __signbitl definitions for ld64 archs
1377 - getopt '-' flag for processing non-option arguments
1378 - getopt_long argument permutation extension
1379 - getopt_long abbreviated options
1380 - ns_parserr and related DNS-packet-parsing functions
1381 - fnmatch FNM_CASEFOLD extension
1382 - support for translation of getopt error messages
1383 - login_tty function (legacy)
1386 - efficient atomics on armv7+ targets
1387 - pthread_once shrink-wrapping of fast path
1390 - baseline arm binaries now work on new cpus/kernels without kuser_helper
1391 - dynamic linker now honors DT_RUNPATH without DT_RPATH (new binutils)
1392 - arm asm is now compatible with clang's internal assembler
1393 - suppress macro implementations of functions when headers are used in C++
1394 - increased message length limit for syslog
1397 - open ignored file creation mode argument for O_TMPFILE
1398 - wrong printf formatting for %#.0o with value zero
1399 - missing private state for uchar.h functions (null ps pointer)
1400 - sched_getaffinity left uninitialized data in output bit array
1401 - wrong return values for pthread_getaffinity_np and pthread_setaffinity_np
1402 - buggy handling of multibyte option chars with arguments in getopt
1403 - printf failed to report or stop on write errors
1404 - printf failed to honor '+' modifier when printing NANs
1405 - wcsnrtombs returned the wrong value in one code path
1406 - syslog failed to check for connect error
1407 - multi-threaded set*id() had spurious failures from ugly workaround code
1408 - various minor header conformance bugs (signedness, constant expressions, ...)
1410 arch-specific bugs fixed:
1411 - on or1k, some syscalls with 64-bit arguments were broken (misaligned)
1412 - usage of sahf instruction on x86_64 crashed on some early cpu models
1419 - alternate passwd/group backend support via nscd protocol
1420 - masked cancellation mode extension (experimental)
1421 - aio cancellation
1422 - aarch64 port (experimental)
1425 - significant memset asm optimizations on i386 and x86_64
1428 - suppress EINTR in semaphores for old kernels where futex restart is broken
1429 - always set optarg in getopt_long
1430 - support SOCK_RAW socket type in getaddrinfo
1431 - report success instead of EINPROGRESS when close is interrupted
1434 - multithreaded set*id() was not async-signal safe, had various race bugs
1435 - getspnam_r returned results for partial username matches
1436 - wordexp bad character checker mis-counted parentheses
1437 - close on fd with pending aio could lead to file corruption
1438 - old aio implementation had numerous conformance bugs
1439 - malloc init code could deadlock due to race condition
1440 - pthread_exit did not disable cancellation
1441 - pthread_cond_wait could wrongly consume signal on cancellation
1442 - execvp wrongly stopped path search on EACCESS
1443 - fsync, fdatasync, and msync were not honored as cancellation points
1444 - fchmodat was subject to fd leak race (missing O_CLOEXEC)
1445 - fchmodat failed to report EOPNOTSUPP in race path
1446 - passwd/group lookup functions had various minor error-reporting bugs
1447 - isatty had false-positives/device-state-corruption for OSS sound devices
1448 - configure script failed to detect gcc with translated messages
1449 - FLT_ROUNDS macro failed to reflect rounding mode changes in fenv
1451 arch-specific bugs fixed:
1452 - mips fesetenv did not handle FE_DFL_ENV
1453 - mips POLLWRNORM and POLLWRBAND macros had wrong values
1454 - x32 pthread synchronization object type definitions were wrong
1455 - powerpc minimum signal stack size was insufficient
1462 - stack-based buffer overflow in inet_pton (CVE-2015-1817)
1463 - regcomp crash/mem-corruption with illegal bytes after backslash
1464 - regcomp wrongly allowed backrefs in ER
1465 - regcomp miscompiled character class brace-repetitions
1466 - regcomp wrongly processed \0 as an unmatchable backref
1467 - new FLT_ROUNDS definition failed to work in C++ code
1469 arch-specific bugs fixed:
1470 - aarch64 was missing max_align_t definition
1477 - ability to protect libc code itself with stack protector
1478 - sigsetjmp now restores signal mask after restoring context, not before
1479 - thread-local dlerror status/messages
1480 - dlerror messages are no longer truncated
1481 - diagnostics for constraint violations with ctype.h macros
1484 - reduce cost of PIC on archs where PLT calls need a fixed GOT register
1485 - spin locks no longer constantly invalidate cache lines while spinning
1486 - code size reduction in static-linked TLS init
1489 - failure to process robust mutexes on detached-thread exit
1490 - possible memory corruption due to robust mutex list on detached-thread exit
1491 - crash on memory exhaustion in getgr* internals
1492 - misaligned memory accesses in static binaries with low-alignment TLS blocks
1493 - multiple cases of wrongful path search continuation after transient failure
1494 - small memory leak on failure of dlopen with RPATH $ORIGIN
1495 - several small math bugs related to exception flags with non-finite args
1496 - mmap leak in sem_open failure path for link call
1497 - duplocale clobbered new locale struct with memcpy of old
1498 - futimes crashed with null timeval argument
1500 arch-specific bugs fixed:
1501 - stack protector spuriously aborted after forking on x32
1502 - stack protector spuriously aborted with flockfile on powerpc
1503 - theoretically-possible clobbering of syscall return value on mips
1504 - random thread-pointer setup failure on sh (uninitialized return value)
1505 - possible crash in dlsym on sh due to incorrectly-computed branch target
1506 - broken fesetenv(FE_DFL_ENV) on mips
1507 - dynamic linker name for sh ignored fpu/nofpu and endianness
1508 - various minor aarch64 bugs
1509 - dangling pointers in x32 syscall timespec fixup code
1516 - fail-safe (allocation-free) C locale for newlocale to return
1517 - all locale categories track requested locale name
1518 - rcrt1.o start file for static PIE
1521 - inline atomics for sh4a
1522 - removed heavy atomics from locale-related code paths
1523 - removed global data accesses from CURRENT_LOCALE macro & callers
1524 - dynamic linker stage 1 size reduction
1527 - better configure detection of unsupported compiler options
1528 - support for more relocation types in libc.so, not currently used
1529 - iconv_open accepts "" and "CHAR" as aliases for native (UTF-8)
1530 - additional LFS64 macros in sys/resource.h
1533 - dynamic linker crash on NONE-type relocations (only mips affected)
1534 - inability to build as thumb2 on arm
1535 - failure to run under qemu-i386 user-level emulation
1536 - inability to access globals from libc on powerpc
1537 - PIE link errors in Scrt1.o under unusual usage on some archs
1540 - failure of ungetc/ungetwc to work on FILE streams in EOF state
1541 - possible null pointer dereference in gettext
1542 - possible initial stack misalignment on mips with PIE
1549 - byte-based C locale
1550 - vdso clock_gettime on arm
1551 - musl-clang wrapper
1552 - sh2 nommu target support
1555 - major speed-up for dynamic linker symbol lookups with GNU hash
1558 - strverscmp now matches GNU behavior in corner cases
1559 - empty TZ environment variable gives GMT rather than system default
1560 - reconnection on syslog server socket loss (syslogd restart)
1561 - mmap fallback in simple_malloc when brk fails
1562 - support for %m and %s with null pointers in wide printf variants
1563 - call frame information in i386 asm for improved debugger support
1566 - spurious errors from pwd/grp functions when nscd backend is absent
1567 - possible invalid access on calloc with simple_malloc
1568 - null pointer dereferences after calling uselocale((locale_t)0)
1569 - erroneous support for cancellation in stdio caused data loss
1570 - inconsistent handling of atexit called from atexit handler
1571 - missing locking in error paths for ungetwc
1572 - btowc mishandling of out-of-range non-EOF inputs
1573 - negated return value of ns_skiprr, failure in related functions
1574 - incorrect void return type for syncfs, missing error status
1575 - possible failure of tempnam due to missing null termination
1576 - negated tm_gmtoff field in struct tm
1577 - off-by-one error in getsubopt leaving equals sign in value result
1579 arch-specific bugs fixed:
1580 - soft deadlocks on i386/x86_64 due to missing barrier in internal locks
1581 - regression in arm pre-v7 support for kernels with kuser helper removed
1582 - runaway PC on mips detached thread exit (due to kernel regression)
1583 - mismatched ABI for local-dynamic model TLS on mips and powerpc
1584 - incorrect value of some SO_* constants on mips
1585 - broken 64-bit syscall argument passing on aarch64
1592 - fdpic abi on sh2 for shareable text segment without mmu
1593 - general fdpic elf support in dynamic linker
1594 - CFI generation for x86_64 asm source files
1595 - protection against silently building a libc.so with missing symbols
1598 - nl_langinfo(CODESET) now returns "ASCII" in byte-based C locale
1599 - fixed build regression due to buggy .SECONDARY in some GNU make versions
1600 - additional arm eabi functions needed by llvm arm backend
1601 - added format argument attributes to gettext function prototypes
1602 - static PIE no longer requires linking with -E/-rdynamic
1603 - eliminated spurious protected-data warnings linking against libc.so
1604 - avoided spurious fpu asm errors with some armhf toolchains
1607 - fclose of stdin/stdout caused deadlock at exit
1608 - missing memory barrier in pthread_join
1609 - open_[w]memstream produced no buffer when no writes took place
1610 - uninitialized scopeid in address lookups from hosts file and ip literals
1611 - ip literals for mismatching family (v4 vs v6) were queried as hostnames
1612 - possible crash on OOM in regcomp
1613 - incorrect contents in localeconv structure (-1 instead of CHAR_MAX)
1614 - strftime mishandling of out-of-range struct tm members
1615 - wrongful attribute((const)) on pthread_self and errno location function
1617 arch-specific bugs fixed:
1618 - arm crt1 entry point failed to align stack pointer in some cases
1619 - mips fesetround failed to actually set rounding mode
1620 - i386 asm source CFI generation had multiple bugs
1627 - out-of-tree builds
1628 - search domains in resolv.conf
1629 - sh arch supports j-core (j2) cas.l atomics
1630 - dynamic linker includes arch/abi in output when run as a command
1631 - header support for new kernel features through linux 4.4
1632 - mips vdso clock_gettime support
1633 - regex BRE extensions: \|, \+, \?
1636 - improved atomics performance on all archs with ll/sc model
1637 - atomic instructions are now inlined on armv6
1638 - use fpu sqrt for arm softfp abi on targets with vfp
1641 - getnameinfo now accepts sockaddr sizes larger than needed
1642 - new default CFLAGS/LDFLAGS avoid entire classes of toolchain bugs
1643 - explicit use of float_t/double_t avoids compiler float spill bugs
1644 - i386 max_align_t definition now works with g++ 4.7's pseudo-c++11
1645 - all known protocols are added to protoent functions
1646 - stub utmpname, utmpxname functions
1647 - linker support for -Bsymbolic-functions is no longer mandatory
1648 - regex parsing size limits increased
1649 - malloc_usable_size now accepts null pointer input
1652 - potential single-byte heap overflow in getdelim
1653 - mishandling of transient failure opening hosts, services, resolv.conf
1654 - mremap was sometimes able to allocate objects larger than PTRDIFF_MAX
1655 - nl_langinfo wrongly returned NULL instead of "" for invalid items
1656 - out-of-bounds dynamic tls allocation due to pointer/index scaling error
1657 - getifaddrs misreported point-to-point interface addresses
1658 - tdelete left tsearch trees misbalanced
1659 - tsearch crashed on allocation failure
1660 - tsearch, tfind, and tdelete failed to handle null pointer input
1661 - passing signal number 0 to sigaction resulted in a crash
1662 - getdelim updated caller's size wrongly when realloc failed
1663 - getdelim realloc strategy was wasteful
1664 - if_nametoindex returned wrong value on failure
1665 - missing ssp-suppression for some source files called from early-init
1666 - various minor resolv.conf parsing bugs
1667 - fwrite wrongly reported success on write errors in line-buffered flush
1668 - fwrite and fread wrongly returned nmemb (not 0) when size was 0
1670 nommu-specific bugs fix:
1671 - failure to zero bss in FDPIC shared library loader
1672 - unsafe writes to read-only file mapping in non-FDPIC library loader
1674 arch-specific bugs fixed:
1675 - sh[eb]-nofpu-fdpic was using fpu-dependent setjmp/longjmp variants
1676 - dynamic linker path file name was wrong for arm "softfp" targets
1677 - mips siginfo_t and related macros were defined incorrectly
1678 - possibly misaligned pointer globals on arm (from an asm source file)
1679 - mips dynamic linker failed to provide info needed by debugger
1680 - mips cancellation asm wrongly assumed validity of $gp register value
1687 - treatment of empty string argument as error by puts and fputs
1688 - make clean and distclean failure in unconfigured trees
1689 - sh/fdpic dynamic linker entry point hang due to wrong code
1690 - armhf (and arm softfp model) build failure with clang
1693 - wrongly clamping (rather than failing) excessive rounds in crypt-sha*
1700 - mips64 (full 64-bit and n32) port
1701 - mips r6 isa support (subarch for mips, mips64, and mipsn32 archs)
1702 - powerpc64 port
1703 - powerpc (32-bit) soft-float ABI support (subarch)
1704 - pthread_tryjoin_np and pthread_timedjoin_np (nonstandard extensions)
1705 - header-level support for linux 4.5 and 4.6 features
1706 - sched_getcpu (nonstandard extension) support, including vdso version
1707 - __STDC_ISO_10646__, __STDC_IEC_559__ macros predefined via stdc-predef.h
1708 - support for new elf/arch features in elf.h
1711 - configure now correctly chooses cross-prefix based on build/host/target
1712 - abort now successfully terminates pid 1 in a container (or top-level)
1715 - memmem read past end of haystack, possible false positives or crashes
1716 - buffer underflow (reverse-overflow) in ungetwc
1717 - double-free under certain usage of putenv
1718 - incorrect treatment by regcomp of * at start of BRE subexpression
1719 - gethostbyname[2][_r] produced ip addresses in misaligned buffers
1720 - looking up some invalid hostnames caused malformed dns queries
1721 - lookups from hosts file were inconsistent with non-matching family
1722 - missing h_length value in gethostbyaddr results
1723 - a64l function produced wrong-signed results on 64-bit archs
1724 - broken padding of string formats to width in wide printf variants
1725 - wrong results for expf(-NAN) and exp2f(-NAN)
1726 - wrong value for RUSAGE_CHILDREN prevented it from working
1727 - abort failed to provide abnormal termination with SIGABRT blocked
1729 arch-specific bugs fixed:
1730 - broken posix_fadvise on arm and powerpc (32-bit)
1731 - thread structure/dtv corruption on powerpc at thread startup
1732 - various wrong mips and powerpc ioctl and termios constant values
1739 - s390x (64-bit S/390) port
1740 - pthread_setname_np extension function
1741 - limited pthread_setattr_default_np function to set stack size defaults
1742 - header-level support for linux 4.7, 4.8, and 4.9 features
1743 - confstr _CS_V6_ENV and _CS_V7_ENV items
1746 - public prototypes for abi-compat *_unlocked symbols, etc.
1747 - fflush_unlocked(NULL) now works
1748 - resolv.h __RES version macro now matches supported APIs
1749 - workaround for gdb bugs backtracing across signals on x86_64
1750 - anchors ^ and $ are now accepted in BRE subexpressions
1751 - building for thumb2-only arm isa levels is now possible
1754 - integer overflows in regexec buffer allocation (CVE-2016-8859)
1755 - failure of regexec to report matches at offsets past INT_MAX
1756 - static-pie executables with initialized thread-local storage crashed
1757 - printf failed to catch EOVERFLOW in some cases, wrongly produced it in others
1758 - printf produced wrong output, result for float with precision near INT_MAX
1759 - printf produced wrong results with alt-form octal, zero flag, & field width
1760 - printf float rounding was wrong for some midpoint cases
1761 - swprintf printed junk after internal (256-byte) buffer filled up
1762 - strtod family rounded incorrectly in several corner cases
1763 - getmntent failed to handle long records
1764 - getopt_long_only wrongly treated "--" as an option
1765 - asctime output wrongly varied by locale
1766 - strftime %y specifier produced wrong output for negative tm_year
1767 - time zone names quoted with <> were misparsed
1768 - corner case integer overflow in tm_year for some date conversions
1769 - failure to load shared libs whose names were prefixes of standard lib names
1770 - wrong error codes for several failure cases in various functions
1771 - various asymptomatic undefined behavior
1772 - various minor namespace issues in headers
1774 arch-specific bugs fixed:
1775 - tcsetattr regression on mips (completely non-working)
1776 - wrong pread/pwrite syscall calling convention on sh
1777 - wrong preadv2/pwritev2 syscall numbers on x32
1778 - mrand48/jrand48 produced wrong-signedness results on 64-bit archs
1784 - RTLD_LAZY deferred symbol binding, functionally equivalent to lazy binding
1785 - safeguard against dlopen of multiple libc versions/instances
1786 - new posix_spawn flag POSIX_SPAWN_SETSID
1787 - posix_spawnattr_setflags now reports unknown flags as error
1788 - ldso option --argv0 to set argv[0]
1789 - added _NL_LOCALE_NAME extension to nl_langinfo
1792 - dlopen local-to-global promotion no longer changes existing symbols
1793 - gettext now searches locale name variants for translation files
1794 - increased locale name length limit from 15 to 23 bytes
1795 - setlocale(LC_ALL, 0) returns single name if all categories are same
1796 - realloc no longer fails when mremap doesn't work
1797 - getservby* no longer treat numeric port strings as service records
1798 - mmap now works around incorrect EPERM error codes from kernel
1799 - impact of REG_* namespace pollution in x86[_64] signal.h is reduced
1800 - arm atomic asm now assembles correctly with new binutils
1801 - PAGE_SIZE on arm is no longer constant (quiet upstream ABI relaxation)
1802 - lsearch/lfind now pass args to compare callback in canonical order
1803 - STB_WEAK and STB_GNU_UNIQUE symbols now behave same as STB_GLOBAL
1804 - better clang CFLAGS checks in configure
1805 - global vis.h hack, which made lld refuse to link to libc.so, is disabled
1808 - single-instruction optimized math functions for aarch64, s390x, powerpc64
1809 - fast path for ASCII in towupper/towlower
1810 - new mostly-integer-math fma function
1813 - POSIX-format TZ dst time transitions were wrong for southern hemisphere
1814 - regex REG_NEWLINE semantics were wrong with negated brackets
1815 - various bugs in strptime %j, %p, %C formats
1816 - iconv mapped some characters to legacy 8bit encodings incorrectly
1817 - glob failed to match "/"
1818 - UTF-8 decoder accepted invalid f4 9x xx xx code sequences
1819 - scanf %% conversion failed to consume whitespace
1820 - glob with GLOB_PERIOD wrongly descended into . and ..
1821 - nftw gave incorrect base name offset when pathname ends in "/"
1822 - functional regression in resolv.conf attempts option
1823 - scalbn could produce wrong result due to double rounding in subnormal range
1824 - strftime %y format wrong with negative years
1825 - mbsnrtowcs and wcsnrtombs mishandled input limits
1826 - minor issues with error codes for various functions
1829 - stack-based buffer overflow in dns response processing
1830 - invalid free in regexec on certain error paths
1831 - invalid free in globfree after failed glob
1832 - one-byte buffer overflow in legacy getpass function
1833 - failed dlopen corrupted thread-local storage module list
1834 - race in pthread_create with priority attributes could leave signals masked
1835 - multithreaded set*id() functions could induce spurious EINTRs
1836 - dl_iterate_phdr reported wrong base address in static PIE
1837 - fd leak and wrong cancellation state after dns socket failure
1838 - memory leaks and other issues in environment-modification functions
1839 - read-after-free race in pthread_detach
1840 - memmem performed single-byte over-read in short-needle code paths
1841 - read via uninitialized pointer in gettext core
1842 - bindtextdomain broke bindings for all other domains
1843 - various silent undefined behavior
1844 - getopt clobbered optopt on success
1846 arch-specific bugs fixed:
1847 - x32 dynamic TLS accesses crashed
1848 - s390x was missing dlsym entry point (needed for RTLD_NEXT)
1849 - powerpc64 ldso startup could crash depending on link order
1850 - powerpc64 setjmp/longjmp didn't properly save/restore TOC pointer
1851 - thumb2 setjmp/longjmp silently broke at ld-time with text not aligned
1852 - fchown was broken on archs without SYS_fchown syscall
1853 - fstatat was broken on mips64
1854 - various incorrect constants in powerpc64 and mips headers
1860 - glob failed to match literal . and .. path components
1861 - build for armv4t ISA level was broken
1864 - stack overflow in posix_spawnp with large PATH variable in environment
1870 - iconv framework for processing stateful encodings
1871 - iconv support for iso-2022-jp
1872 - iconv support for converting to legacy JIS-based Japanese encodings
1873 - iconv support for UTF-16/32 with BOM-determined endianness
1874 - iconv ibm1047 (ebcdic latin1-equivalent) support
1875 - iconv cp866 (dos cyrillic) support
1876 - character data tables & case mappings updated to Unicode 10.0
1877 - fopencookie stdio extension
1878 - strftime padding character extensions
1879 - header-level support for new linux features through 4.13
1882 - UTC timezone is now called UTC instead of GMT
1883 - _DIRENT_HAVE_D_* macros in dirent.h
1884 - dladdr dli_fbase definition now matches other implementations
1885 - pthread_getattr_np now reports guard size
1886 - strftime '+' modifier better matches apparent intent of POSIX
1887 - getopt_long handles long option names containing '='
1888 - better compatibility with linux uapi headers
1889 - workaround linux bug where getcwd can return non-absolute pathname
1890 - configure logic for finding compiler_rt with clang
1891 - execvp path search now continues after ENOTDIR components
1894 - fgetwc failed when character crossed buffer boundary
1895 - memory corruption after failing to dlopen a second libc
1896 - sysconf reported infinite rlimits incorrectly
1897 - getopt_long --opt=arg did not work with partial matches
1898 - printf was wrong for alt-form octal with value 0, no explicit precision
1899 - endian errors in arpa/nameser.h and netinet/icmp6.h (missing endian.h)
1900 - atfork handler could clobber fork's errno
1901 - iconv could wrongly output surrogate pairs in ucs2
1902 - fmemopen buffer underallocation with extreme size argument
1903 - getaddrinfo AI_NUMERICSERV wrong error code
1904 - data race in at_quick_exit
1905 - ldd failed to honor rpath $ORIGIN for program in . without "./" prefix
1907 arch-specfic bugs fixed:
1908 - x32 unistd.h wrongly reported LP64 instead of ILP32
1909 - aarch64 signal.h had wrong type for ucontext_t uc_link member
1915 - m68k port
1916 - replacement of malloc is now allowed/supported
1917 - setvbuf now accepts caller-provided buffers for stdio streams
1918 - getrandom syscall wrapper, getentropy function
1919 - mlock2 syscall wrapper
1920 - memfd_create syscall wrapper
1921 - explicit_bzero function
1922 - header-level support for new linux features through 4.17
1923 - wcsftime now supports padding specifier extensions
1924 - dynamic linker's reclaim_gaps now works on fdpic archs
1925 - getaddrinfo now honors AI_ADDRCONFIG
1926 - pthread_attr_init now honors pthread_setattr_default_np defaults
1929 - prevent bypass of guarantee that suids start with fd 0/1/2 open
1930 - dlopen now rejects libraries with initial-exec refs to dynamic TLS
1933 - elf.h: new flags, aux vector entry types, etc.
1934 - minor namespace issues in several headers
1935 - intNN_t types used in bitfields now safe against -funsigned-bitfields
1936 - complex arc trig/hyperbolic functions were badly broken
1937 - nice function returned wrong value
1938 - stdio locks no longer depend on read-after-free not faulting
1939 - avoid excessive stack usage in getcwd
1940 - inet_ntop no longer compresses single zeros in IPv6 (RFC 5952)
1941 - resolver routability probe for sorting results works on no-IPv6 systems
1942 - added missing ST_RELATIME definition to statvfs.h
1943 - uchar.h now works with old C++ profiles
1944 - added missing and arch-specific commands to ptrace.h
1945 - musl-gcc wrapper now works with default-pie host toolchains
1948 - getopt wrongly treating colons in optstring as valid option chars
1949 - nl_langinfo_l(CODESET, loc) reported wrong locale's value
1950 - out-of-tree build produced broken crt files with stack protector enabled
1951 - fmaf produced wrong result for some corner cases
1952 - out of bounds write for zero length buffer passed to gethostname
1953 - getopt_long_only wrongly prefix-matched long-options over short ones
1954 - pthread_kill wrongly returned ESRCH for exited by valid pthread_t's
1955 - iconv buffer overflow converting to legacy JIS-based encodings
1956 - iconv conversion to "UTF-32" (no explicit endianness) failed (regression)
1957 - iconv mishandled big5-hkscs characters that map to two unicode chars
1958 - dynamic linker didn't map/clear bss for libraries with single LOAD segment
1959 - resolver wrongly duplicated trailing dot from query into canonical name
1960 - some futex waits omitted timeout arg to syscall, thereby spun on EFAULT
1961 - dladdr mishandled addresses not matching symbols
1962 - alignment of dirent structures from readdir was broken (regression)
1963 - strftime %z output wrong sign for offsets <1 hour west of UTC
1964 - limits.h, pathconf erroneously defined SYMLINK_MAX
1965 - FP_ILOGB0 and FP_ILOGBNAN definitions were not valid for use in #if
1966 - getopt failed to update optarg and optind correctly on missing argument
1967 - EMULTIHOP error lacked strerror text
1968 - mktime malfunctioned with tm_isdst>0 but no-DST POSIX-format time zone
1969 - async thread self-cancellation produced a deadlock condition
1970 - pthread_barrierattr_setpshared failed to produce EINVAL for bad argument
1971 - fileno failed to produce EBADF for non-fd-associated FILEs
1972 - fmemopen's w+ mode failed to truncate buffer at open
1973 - open_[w]memstream did not bind stream orientation at open time
1974 - system wrongly returned 0x7f00 instead of -1 on error
1975 - wide printf functions ignored field width for %c formats
1976 - fprintf failed to set stream orientation for unbuffered stream or no output
1977 - psignal, psiginfo, and perror wrongly set stream orientation for stderr
1978 - psignal, psiginfo potentially clobbered errno on success
1980 arch-specfic bugs fixed:
1981 - on arm/aarch64/sh, local-exec TLS layout mismatched ABI with large align
1982 - on arm/microblaze/sh, struct ipc_perm mismatched (buggy) kernel ABI
1983 - SO_PEERSEC definition was wrong on mips
1984 - on mips, return from start function passed to clone crashed (runaway exec)
1985 - printf %a precision specifier malfunctioned except on ld80 archs
1986 - async thread cancellation crashed on powerpc64 and sh-fdpic
1992 - setting default thread stack size via PT_GNU_STACK program header
1993 - arm vfork implementation
1994 - arm tlsdesc/gnu2 tls dialect support
1995 - name_to_handle_at and name_to_handle_at syscall wrappers
1996 - header-level support for new linux features through 4.18
1999 - glob rewrite with much better performance and stack usage properties
2000 - single-threaded and already-locked fast paths for getc/putc variants
2001 - single-instruction fma implementations for arm, s390x, powerpc, & x86_64
2002 - single-instruction fabs and sqrt implementations for powerpc
2003 - size and performance from making all internal-only functions/data hidden
2004 - made &errno and pthread_self results cachable again (attribute((const)))
2005 - significant speedup in strtod with short inputs
2006 - new tsearch AVL tree implementation, smaller and faster
2007 - special-cased nop calls to wmemmove
2008 - fixed erroneously suboptimal skip conditions in strstr and memmem
2011 - default thread stack guard size increased from 4k to 8k
2014 - default thread stack size increased from 80k to 128k
2015 - building for arm as thumb2 with clang internal assembler now works
2016 - aio threads could overflow stack on kernels that break MINSIGSTKSZ ABI
2017 - aio threads no longer call malloc (problematic with malloc replacement)
2018 - pthread_sigmask/sigprocmask now ignore an invalid how when not changing mask
2021 - soft deadlock regression in stdio FILE locks with >2 threads contending
2022 - deadlock and buffered data loss race in fclose
2023 - race condition leading to possible crash in dcngettext plural forms
2024 - glob failed to see past searchable-but-unreadable path components
2025 - getdelim wrongly realloc'd buffer that was already exactly right size
2026 - getdelim failed to set stream orientation on early error
2027 - ttyname[_r] reported wrong error when given bad fd
2028 - pthread_key_delete left old tsd values exposed if slot was reused
2029 - freeaddrinfo failed to support freeing sublists
2030 - access to optopt was broken by copy relocations
2031 - memccpy returned wrong result if first byte past buffer end matched
2032 - wordexp read past end of input string ending in backslash
2033 - sem_wait and sem_timedwait were wrongly not interruptible by signals
2034 - getspnam[_r] wrongly treated not-found as an error
2036 arch-specfic bugs fixed:
2037 - soft deadlocks (missing futex wake) on powerpc locking
2038 - dlsym returned wrong address for thread-local symbols on ppc/mips/m68k
2044 - priority-inheritance mutexes
2045 - membarrier syscall, pre-registration to use it, fallback emulation
2046 - header-level support for new linux features in 4.19, 4.20, 5.0
2049 - complete, async-safe view of all existent threads as global list
2050 - robust __synccall based on new thread list
2051 - new dynamic TLS is installed synchronously at dlopen
2052 - TLSDESC resolver functions no longer make bad ABI assumptions to call C
2053 - resolved shared library dependencies are now recorded
2056 - dependency-order shared library constructor execution
2057 - sigaltstack no longer rejects SS_AUTODISARM, future flags
2058 - FILE is now a complete (dummy) type in pre-C11 feature profiles
2059 - setvbuf reports failure on invalid arguments
2060 - TSVTX is exposed unconditionally in tar.h
2061 - multithreaded set*id() no longer depends on /proc
2062 - key slot reuse after pthread_key_delete no longer depends on /proc
2065 - failures in multithreaded set*id() with concurrent thread creation/exit
2066 - interposed free was called from invalid/inconsistent contexts
2067 - freeaddrinfo performed invalid free of some partial results lists
2068 - dlsym dependency order search had false negatives and false positives
2069 - dn_skipname gave wrong results for labels with 8-bit content
2070 - dcngettext clobbered errno, often breaking printing of error messages
2071 - sscanf read past end of buffer under certain conditions (1.1.21 regression)
2072 - pthread_key_create spuriously failed under race condition (1.1.21 regression)
2073 - fdopendir wrongly succeeded with O_PATH file descriptors
2074 - gets behaved incorrectly in presence of null bytes
2075 - namespace violations in c11 tsd and mutex function dependencies
2076 - incorrect prototype for makecontext (unimplemented)
2078 arch-specfic bugs fixed:
2079 - s390x had wrong values for POSIX_FADV_DONTNEED/_NOREUSE