[Piglit] [PATCH] util: call fflush() after printf() calls

[Eric Anholt]

Brian Paul <brianp at vmware.com> writes:

> Otherwise, on Windows, we don't see the printf() output until the program
> exits.  That's fine with the -auto option, but a problem w/out -auto.

That's pretty broken.  Could we just wrap printf/fprintf on windows to
call down and then fflush(), instead of doing it in all the callers?

You've hit the most commonly-called printf callers, but I don't want to
have to do this in all the tests, too.
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