win32/win32.c (init_func): new function to get API's address which is often used and not supported on all Windows.
* win32/win32.c (overlapped_socket_io): shouldn't use overlapped I/O if CancelIo() is not supported.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18157 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
win32/win32.c (init_func): new function to get API's address which
is often used and not supported on all Windows.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18157 b2dd03c8-39d4-4d8f-98ff-823fe69b080e