Native Win32 x86_64 OCaml 4.01.0 on Windows 8.1
Building OCaml 4.01.0 from source on Windows 8.1 seems to work just fine. The "Native Win64 port built with Microsoft Windows SDK" instructions in the source distribution file README.win32 continue to be valid.
This problem also need to be overcome to get Cygwin's There seems to be an issue with Cygwin's chmod 0600 on this OS. Accordingly, you may find it necessary to comment L367 of Makefile.nt to get the make world to succeed.
ssh key setup working correctly (e.g. for Github). There is a simple workaround described here.
