Makefile.sub: link libraries for extensions
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51653 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Makefile.sub: link libraries for extensions
for extension libraries to link statically.
[ruby-core:70499] [Feature #9018]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51653 b2dd03c8-39d4-4d8f-98ff-823fe69b080e