* ext/thread/thread.c: [DOC] add call-seq alias for Queue#enq, #<<, etc.

* ext/thread/thread.c (Init_thread): use rb_define_alias instead of
  rb_alias to document alias.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44099 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* 2013-12-10

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44100 b2dd03c8-39d4-4d8f-98ff-823fe69b080e