* ext/win32ole/win32ole.c (ole_set_byref): support VT_UI8|VT_BYREF,
  VT_I8|VT_BYREF in cygwin and mingw.
	  
* ext/win32ole/win32ole.c (ole_variant2val): ditto.

* test/win32ole/test_win32ole_variant.rb (test_s_new_with_i8_byref):
  ditto.

* test/win32ole/test_win32ole_variant.rb (test_s_new_with_ui8_byref):
  ditto.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38787 b2dd03c8-39d4-4d8f-98ff-823fe69b080e