[patch, libgfortran] Final patch for PR29277, LF conversion to CR-LF

[Danny Smith]

> 2006-10-17  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
> 
> 	PR libgfortran/29277
> 	* io/write.c (write_a): Add conversion of LF to LF-CR 
> for systems with
> 	#define HAVE_CRLF.
> 

Looks good to me.

Before this patch hex dump of output file is:
lookatme.txt:
00000000  7265 636f 7264 310a 0a0a 0a0a 7265 636f record1.....reco
00000010  7264 310a 0a0a 0a72 6563 6f0a           rd1....reco.


After patch
lookatme.txt:
00000000  7265 636f 7264 310d 0a0d 0a0d 0a0d 0a0d record1.........
00000010  0a72 6563 6f72 6431 0d0a 0d0a 0d0a 0d0a .record1........
00000020  7265 636f 0d0a                          reco..


No new libgortran failures on mingw32.

Thanks
Danny

Umm, would you consider a command line option (in next stage 1) that
would override the default format mode to allow, eg, using 0_BINARY 
newlines  on targets such as mingw32.