diff --git a/libmpdemux/stream.c b/libmpdemux/stream.c
index 01e961bf2c..e1ee75eb16 100644
--- a/libmpdemux/stream.c
+++ b/libmpdemux/stream.c
@@ -33,8 +33,8 @@ extern int verbose; // defined in mplayer.c
 #endif
 
 #ifdef USE_DVDREAD
-int dvd_read_sector(void* d,void* p2);
-void dvd_seek(void* d,off_t pos);
+int dvd_read_sector(dvd_priv_t *d,unsigned char* data);
+void dvd_seek(dvd_priv_t *d,int pos);
 void dvd_close(dvd_priv_t *d);
 #endif