Hi,

In message "[ruby-talk:02022] rb_global_entry"
    on 00/03/19, ts <decoux / moulon.inra.fr> writes:

| I need to access ruby_errinfo and initially I've written (ruby_errinfo is
| not in ruby.h)

Use rb_gv_{get,set}() for global variable retrieval.

  err = rb_gv_get("$!");