Some small fixes

[Ulrich Drepper]

Andreas Jaeger <aj@suse.de> writes:

> The flags in intl aren't needed anymore (according to my tests).  For
> the math files I've removed -Wno-write-strings and use it only where
> it's really needed.

Thanks, applied.

> For this code (p and start are pointers):
>       printf ("%d:\t", p - start);
> 
> We could use either %ld or %t here - or cast the result to an int.
> What's the best way to fix this?

I would suggest to use %t protected by #ifdef _LIBC (similar to what
already happens for %p).

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