[libiberty] Fix testsuite/test-demangle.c

[Ian Lance Taylor]

On Sat, Oct 26, 2013 at 12:48 PM, Gerald Pfeifer <gerald@pfeifer.com> wrote:
>
> 2013-10-26  Gerald Pfeifer  <gerald@pfeifer.com>
>
>         * testsuite/test-demangle.c: Include unistd.h.

This is OK.

Thanks.

Ian