Makefile.sub: need suffix
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62630 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Makefile.sub: need suffix
[Bug #14422]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62630 b2dd03c8-39d4-4d8f-98ff-823fe69b080e