[Patch Darwin] Remove two unused headers.

[IainS]

On 5 Dec 2010, at 20:57, Mike Stump wrote:

> On Dec 5, 2010, at 4:00 AM, IainS wrote:
>> apropos http://gcc.gnu.org/ml/gcc-patches/2010-12/msg00389.html
>>
>> The c-* headers appear to be unused..
>
>> OK ?
>
> Ok.
r167679
thanks, Iain