*ping* [patch, libfortran] Fix PR 30162, write with pipes

[Thomas Koenig]

Ping?

	Thomas

> Hi Janus,
>
> Oops, right.  Here is the correct one.
>
> Regards
>
>      Thomas
>
>> wrong patch attached? It contains a hunk in frontend-passes.c, which
>> seems totally unrelated ...
>>
>> Cheers,
>> Janus
>>
>>
>>
>> 2012/12/15 Thomas Koenig <tkoenig@netcologne.de>:
>>> Hello world,
>>>
>>> the attached patch fixes the regression and regtests cleanly.
>>> No test case because I could not find anything portable
>>> to create a FIFO in the testsuite.
>>>
>>> OK for trunk and 4.7?
>>>
>>>          Thomas
>>>
>>> 2012-12-15  Thomas Koenig  <tkoenig@gcc.gnu.org>
>>>
>>>          PR libfortran/30162
>>>          * io/unix.c (raw_tell):  If the lseek is done on a
>>>          non-seekable file, return 0.
>>>
>>
>