SIGNATURE_CHECK (GNULIB_NAMESPACE::expl, long double, (long double));
#endif
+#if GNULIB_TEST_EXP2F
+SIGNATURE_CHECK (GNULIB_NAMESPACE::exp2f, float, (float));
+#endif
#if GNULIB_TEST_EXP2
SIGNATURE_CHECK (GNULIB_NAMESPACE::exp2, double, (double));
#endif