In article <1022046058.596546.29176.nullmailer / picachu.netlab.jp>,
  matz / ruby-lang.org (Yukihiro Matsumoto) writes:

> For "class",  it's a reserved word, and its meaning is very clear.
> Maybe there's no conflict.

There is Struct::Passwd#class in etc module.
-- 
Tanaka Akira