rb_const_missing 1597 internal.h     VALUE rb_const_missing(VALUE klass, VALUE name);
rb_const_missing 2082 object.c       	if (!id) return rb_const_missing(mod, name);
rb_const_missing 2138 object.c       		mod = rb_const_missing(mod, part);
rb_const_missing 2279 variable.c         return rb_const_missing(klass, ID2SYM(id));