#endif
//SIGNATURE_CHECK (GNULIB_NAMESPACE::atan2, double, (double, double));
-//SIGNATURE_CHECK (GNULIB_NAMESPACE::cbrt, double, (double));
+#if GNULIB_TEST_CBRTF
+SIGNATURE_CHECK (GNULIB_NAMESPACE::cbrtf, float, (float));
+#endif
+#if GNULIB_TEST_CBRT
+SIGNATURE_CHECK (GNULIB_NAMESPACE::cbrt, double, (double));
+#endif
#if GNULIB_TEST_CEILF
SIGNATURE_CHECK (GNULIB_NAMESPACE::ceilf, float, (float));