new gfortran failures on darwin8

[Jerry DeLisle]

Jack Howarth wrote:
> Jerry,
>     The simple patch doesn't eliminate the new failures in
> the gfortran testsuite.
>                   Jack
> 
> On Wed, Jun 27, 2007 at 10:09:44PM -0700, Jerry DeLisle wrote:
>> Please try this simple patch first.  If it does not work, let me know and I 
>> will work on Plan B. :)  The patch is to unit.c in libgfortran/io/
>>
>> I see that find_unit sets the private lock of the unit and requires 
>> unlock_unit. Why it works on some systems without the unlock I do not know.
>>
>> Thanks for reporting and testing.
>>

Please try this attached patch. It is against the same file, current trunk.

Thanks

Jerry
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