merges r20088 from trunk into ruby_1_9_1. win32/Makefile.sub: add RUNRUBYOPT. [ruby-dev:37009]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_1@21050 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
merges r20088 from trunk into ruby_1_9_1.
win32/Makefile.sub: add RUNRUBYOPT. [ruby-dev:37009]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_1@21050 b2dd03c8-39d4-4d8f-98ff-823fe69b080e