merge revision(s) 38073,38251,38252: [Backport #7552]
* ext/fiddle/extconf.rb, ext/fiddle/function.c (Fiddle::Function::STDCALL): FFI_STDCALL is not a macro, but an enumeration. [ruby-core:50398] [Bug #7483]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@38505 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
merge revision(s) 38073,38251,38252: [Backport #7552]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@38505 b2dd03c8-39d4-4d8f-98ff-823fe69b080e