SIGNATURE_CHECK (GNULIB_NAMESPACE::endusershell, void, (void));
#endif
+#if GNULIB_TEST_GROUP_MEMBER
+SIGNATURE_CHECK (GNULIB_NAMESPACE::group_member, int, (gid_t));
+#endif
+
#if GNULIB_TEST_LCHOWN
SIGNATURE_CHECK (GNULIB_NAMESPACE::lchown, int, (char const *, uid_t, gid_t));
#endif