* ext/openssl/ossl_ssl.c (TO_SOCKET): define special version when
_WIN32 is defined. this is ruby's problem, not OpenSSL.
* win32/win32.c: remove some old comments.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@4172 b2dd03c8-39d4-4d8f-98ff-823fe69b080e