merge revision(s) 36544: [Backport #7017]
* win32/mkexports.rb: should not export DllMain(). reported by luis at [ruby-core:46743] [Bug #6790], solved by Heesob Park, and confirmed by nobu.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@37029 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
merge revision(s) 36544: [Backport #7017]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@37029 b2dd03c8-39d4-4d8f-98ff-823fe69b080e