CRB_check_argument_count   54 native.c           CRB_check_argument_count(interpreter, env, arg_count, 1);
CRB_check_argument_count   85 native.c           CRB_check_argument_count(interpreter, env, arg_count, 2);
CRB_check_argument_count  115 native.c           CRB_check_argument_count(interpreter, env, arg_count, 1);
CRB_check_argument_count  144 native.c           CRB_check_argument_count(interpreter, env, arg_count, 1);
CRB_check_argument_count  187 native.c           CRB_check_argument_count(interpreter, env, arg_count, 2);
CRB_check_argument_count  268 native.c           CRB_check_argument_count(interpreter, env, arg_count, 0);