org: Quoting Texinfo code

 
 12.11.5 Quoting Texinfo code
 ----------------------------
 
 It is possible to insert raw Texinfo code using any of the following
 constructs
 
      Richard @@texinfo:@sc{@@Stallman@@texinfo:}@@ commence' GNU.
 
      #+TEXINFO: @need800
      This paragraph is preceded by...
 
      #+BEGIN_TEXINFO
      @auindex Johnson, Mark
      @auindex Lakoff, George
      #+END_TEXINFO