[PATCH 1/3] Fix windres.exp test on Cygwin

[Nick Clifton]

Hi Jon,

> binutils/ChangeLog:
> 
> 2016-03-10  Jon Turney  <jon.turney@dronecode.org.uk>
> 
> 	* testsuite/binutils-all/windres/windres.exp : Work around a
> 	Cygwin tcl issue with more than 64 fds open by closing fds when
> 	finished with them.
 
Approved - please apply.

Cheers
  Nick