Fix -Werror=unused-result

source/ubl-settings-kernel.c

@@ -577,7 +577,7 @@ void on_module_remove_clicked(GtkWidget *self,dictionary *dict){
         char *target = yon_package_string_set(tab->module);
         char *command = remove_command(target);
         char *command_unload = unload_command(target);
-        system(yon_debug_output("%s\n",command_unload));
+        if (system(yon_debug_output("%s\n",command_unload))){};
         g_signal_connect(G_OBJECT(widgets->InstallTerminal),"child-exited",G_CALLBACK(on_module_remove_done),tab);
         yon_command_execute_async(command,widgets);
         tab->module_installed=0;