[PATCH V2 06/11] NaCl: Detect systems that don't support statfs()

[Kevin Cernekee]

On Wed, Feb 10, 2016 at 1:28 PM, Woodhouse, David
<david.woodhouse at intel.com> wrote:
> On Mon, 2016-02-08 at 22:34 -0800, Kevin Cernekee wrote:
>> This is missing on Chrome's Native Client (NaCl) because NaCl doesn't
>> really have (traditional) filesystems.
>
> Should we have a feature test for statvfs() too? And use statfs by
> preference where it's available?

statfs() is deprecated in favor of statvfs().  But it looks like
statvfs() truncates the FSID to 32 bits when sizeof(long) == 4.  Is
that why you'd prefer statfs() when it is available?

I guess I should probably avoid including <sys/statfs.h> if !HAVE_STATFS, too.