PATCH: Add x86-64 x86_64/bits/statvfs.h

[Roland McGrath]

> 	* sysdeps/unix/sysv/linux/bits/statvfs.h (_STATVFSBUF_F_UNUSED):
> 	Don't define if [__SYSCALL_WORDSIZE != 32].
> 	* sysdeps/x86_64/bits/wordsize.h (__SYSCALL_WORDSIZE):
> 	New macro.
[...]
> --- a/sysdeps/x86_64/bits/wordsize.h
> +++ b/sysdeps/x86_64/bits/wordsize.h
> @@ -2,7 +2,11 @@
> 
>  #if defined __x86_64__ && !defined __ILP32__
>  # define __WORDSIZE	64
> -# define __WORDSIZE_COMPAT32	1

This is a separate change that does not belong in the same commit.

>  #else
>  # define __WORDSIZE	32
>  #endif
> +
> +#ifdef __x86_64__
> +/* Both x86-64 and x32 use the 64-bit system call interface.  */
> +# define __SYSCALL_WORDSIZE		64
> +#endif

Otherwise the change is fine.


Thanks,
Roland