--- a/src/config.h.in
+++ b/src/config.h.in
@@ -2,6 +2,9 @@
 
 /* Define to 1 if you have the <inttypes.h> header file. */
 #undef HAVE_INTTYPES_H
+
+/* Define to 1 if you have the `microhttpd' library (-lmicrohttpd). */
+#undef HAVE_LIBMICROHTTPD
 
 /* Define to 1 if you have the `mpdclient' library (-lmpdclient). */
 #undef HAVE_LIBMPDCLIENT