https://bugs.gentoo.org/885573
--- a/dvdbackup.c
+++ b/dvdbackup.c
@@ -30,6 +30,7 @@ COMMENTAIRE :
 
 #include "const.h"
 #include "dvdformat.h"
+#include "dvdcopy.h"
 #include "dvdinfo.h"
 #include "globals.h"
 #include "systools.h"
--- a/dvdcopy.h
+++ b/dvdcopy.h
@@ -14,6 +14,7 @@ COMMENTAIRE :
 
 #ifndef __DVDCOPY_H__
 #define __DVDCOPY_H__
+#include <dvdread/ifo_read.h>
 /*@$#[dvdcopy.c] global proto. AutoProtoSigV1.1. date: 106/01/05 21:32:04 */
 #include "proto.h"
 #ifdef __cplusplus
--- a/systools.c
+++ b/systools.c
@@ -20,12 +20,8 @@ COMMENTAIRE :
 #include <stdlib.h>
 #include <sys/types.h>
 #include <sys/stat.h>
-#if defined(__sun)
-#	include <sys/statvfs.h>
-#	include <sys/ioctl.h>
-#else
-#	include <sys/statfs.h>
-#endif
+#include <sys/statfs.h>
+#include <sys/ioctl.h>
 #include <fcntl.h>
 #include <unistd.h>
 #if defined(__sun)