fixup! numeric_ext.c: use the reference from mrb structure.
@@ -138,7 +138,7 @@ mrb_mruby_numeric_ext_gem_init(mrb_state* mrb)
mrb_define_method_id(mrb, i, MRB_SYM(pow), int_powm, MRB_ARGS_ARG(1,1));
#ifndef MRB_NO_FLOAT
- struct RClass *f = mrb_class_get(mrb, "Float");
+ struct RClass *f = mrb->float_class;
mrb_define_alias(mrb, f, "modulo", "%");
mrb_define_method(mrb, f, "remainder", flo_remainder, MRB_ARGS_REQ(1));
