diff --git a/include/libldap-config.hin b/include/libldap-config.hin
index 1c14fc1e0d..eef10f782e 100644
--- a/include/libldap-config.hin
+++ b/include/libldap-config.hin
@@ -39,5 +39,15 @@
 #ifndef HAVE_LOCALTIME_R
 #undef HAVE_LOCALTIME_R
 #endif /* HAVE_LOCALTIME_R */
+#ifndef HAVE_GETADDRINFO
+#undef HAVE_GETADDRINFO
+#endif /* HAVE_GETADDRINFO */
+#ifndef HAVE_GETNAMEINFO
+#undef HAVE_GETNAMEINFO
+#endif /* HAVE_GETNAMEINFO */
+#ifndef HAVE_GAI_STRERROR
+#undef HAVE_GAI_STRERROR
+#endif /* HAVE_GAI_STRERROR */
+
 
 #endif /* LDAP_LIBCONFIG */