$NetBSD$

--- src/sl/sl.h.orig	2007-03-22 23:38:18.000000000 +0100
+++ src/sl/sl.h
@@ -26,6 +26,7 @@
 #define __SL_H__ 1
 
 #include <stdio.h>
+#include <sys/ioctl.h>
 #include "slPortability.h"
 
 #ifdef SL_USING_OSS_AUDIO
