[PATCH GOLD] [6/N mingw host] Add support for not keeping the files open on execute

[Dave Korn]

JonY wrote:

> Does Cygwin define __MSVCRT__ too? 

  Nope(*); Cygwin doesn't support linking with MSVCRT, so it would be very
wrong to define anything that suggested it was available.

    cheers,
      DaveK

-- 
(*) - The old gcc-3 compiler defines it when in MinGW cross-compiler
(-mno-cygwin) mode, but that is, as the name suggests, not Cygwin.