diff -ur ./src/amidi-plug/i_configure.c ../audacious-plugins-1.5.1/src/amidi-plug/i_configure.c
--- ./src/amidi-plug/i_configure.c	2008-05-24 00:44:19.000000000 +0200
+++ ./src/amidi-plug/i_configure.c	2008-11-13 15:08:57.000000000 +0100
@@ -28,6 +28,7 @@
 #include "i_configure-fluidsynth.h"
 #include "i_configure-dummy.h"
 #include "i_utils.h"
+#include <audacious/plugin.h>
 #include <audacious/auddrct.h>