rubinius/rubinius — pull request #2037 by frodsan (2012-11-19 21:43:50+00:00)
Title: Fix Socket#new on X19.

When I create a new Socket without giving a protocol,
Rubinius 1.9 mode should use 0 internally as the default
like Ruby 1.9.3:

>> require 'socket'
=> true
>> Socket.new(Socket::PF_UNIX, :DGRAM)
=> #

Fixes #2032.