* sysdeps/unix/sysv/linux/alpha/kernel_stat.h (kernel_stat64): New.

    * sysdeps/unix/sysv/linux/alpha/kernel_stat.h (kernel_stat64): New.
        (glibc21_stat): New.
        * sysdeps/unix/sysv/linux/alpha/fxstat.c: New file.
        * sysdeps/unix/sysv/linux/alpha/lxstat.c: New file.
        * sysdeps/unix/sysv/linux/alpha/xstat.c: New file.
        * sysdeps/unix/sysv/linux/alpha/xstatconv.c (__xstat_conv): Add
        code for _STAT_VER_GLIBC2_3_4.
        (__libc_missing_axp_stat64): New.
        * sysdeps/unix/sysv/linux/alpha/xstatconv.h: New file.
        * sysdeps/unix/sysv/linux/alpha/bits/stat.h (__ST_TIME): New.
        (_STAT_VER_GLIBC2_3_4, _STAT_VER_KERNEL64): New.
        (struct stat, struct stat64): Update to new format.
        (_STATBUF_ST_NSEC): New.