merge revision(s) 44307: [Backport #9199] [Backport #9272]

	* win32/Makefile.sub (fake.rb): fixed wrong RUBY_PLATFORM, to correctly
	  install win32.h.
	  [ruby-core:58801][Bug #9199] reported by arton.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@44323 b2dd03c8-39d4-4d8f-98ff-823fe69b080e