[patch, libgfortran] PR32752 Segfault on WRITE with modified unix_stream structure

[FX Coudert]

:REVIEWMAIL:

> 2007-07-14  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
>
> 	PR libgfortran/32752
> 	* io/unix.c (unix_stream): Move buffer pointer adjacent to  
> small_buffer.
> 	* io/transfer.c (formatted_transfer_scalar): If stream I/O, set
> 	bytes_used to zero. Fix off by one error in calculation of pos and
> 	skips. Eliminate duplicate pending_spaces check.

OK