@@ -1161,12 +1161,14 @@ int show_protocols(void *optctx, const char *opt, const char *arg)

 int show_filters(void *optctx, const char *opt, const char *arg)

 {

-    const AVFilter av_unused(*filter) = NULL;

+#if CONFIG_AVFILTER

+    const AVFilter *filter = NULL;

     printf("Filters:\n");

-#if CONFIG_AVFILTER

     while ((filter = avfilter_next(filter)))

         printf("%-16s %s\n", filter->name, filter->description);

+#else

+    printf("No filters available: libavfilter disabled\n");

 #endif

     return 0;

 }