* *.c: rename rb_funcall2 to rb_funcallv, except for extensions
which are/will be/may be gems. [Fix GH-1406]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55773 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* ext/-test-/**/extconf.rb: bring up extension libraries which
have same name as the parent directory to reduce feature names.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53494 b2dd03c8-39d4-4d8f-98ff-823fe69b080e