Auto-sync with upstream branch master
    
    Upstream commit: 5dcd2d0ad02ff12c76355ef4f40947c1857ac482
    
    - stdlib: Move _IO_cleanup to call_function_static_weak
    - elf: Do not assume symbol order on tst-audit25{a,b}
    - time: Use 64 bit time on tzfile
    - nscd: Use 64 bit time_t on libc nscd routines (BZ# 29402)
    - nis: Build libnsl with 64 bit time_t
    - realloc: Return unchanged if request is within usable size
    - Linux: Consolidate typesizes.h
    - Linux: Make generic fcntl.h the default one
    - Linux: make generic xstatver.h the default one
    - Linux: Remove generic sysdep
    - Linux: Assume and consolidate shutdown wire-up syscall
    - Linux: Assume and consolidate listen wire-up syscall
    - Linux: Assume and consolidate socketpair wire-up syscall
    - Linux: Assume and consolidate socket wire-up syscall
    - Linux: Assume and consolidate bind wire-up syscall
    - Linux: consolidate ____longjmp_chk
    - Linux: consolidate sendfile implementation
    - Linux: consolidate unlink implementation
    - Linux: consolidate symlink implementation
    - Linux: consolidate rmdir implementation
    - Linux: consolidate readlink implementation
    - Linux: consolidate mkdir implementation
    - Linux: consolidate link implementation
    - Linux: consolidate lchown implementation
    - Linux: consolidate inotify_init implementation
    - Lninux: consolidate epoll_create implementation
    - Linux: consolidate dup2 implementation
    - Linux: consolidate chown implementation
    - Linux: consolidate chmod implementation
    - linux: Consolidate dl-origin.c
    - linux: Use long int for syscall return value
    - LoongArch: Use medium cmodel build libc_nonshared.a.
    - x86_64: State assembler is being tested on sysdeps/x86/configure
    - configure: Remove AS check
    - configure: Remove check if ld is GNU
    - configure: Remove check if as is GNU
    - configure: Move locale tools early