* sysdeps/unix/sysv/linux/ia64/xstat.c: New file.
* sysdeps/unix/sysv/linux/ia64/fxstat.c: New file.
* sysdeps/unix/sysv/linux/ia64/lxstat.c: New file.
* sysdeps/unix/sysv/linux/ia64/bits/stat.h: Update after latest
kernel change.
* sysdeps/unix/sysv/linux/ia64/bits/types.h: Make __ino_t,
__nlink_t and __blkcnt_t 64 bit to accomodate new kernel stat data
structure.
Change __fsblkcnt_t and __fsfilcnt_t to 64 bit to match kernel
implementation.