https://bugs.gentoo.org/908380
--- a/utils/common/media-info.h
+++ b/utils/common/media-info.h
@@ -5,6 +5,7 @@
 
 #ifndef _MEDIA_INFO_H
 #define _MEDIA_INFO_H
+#include <sys/types.h>
 
 enum media_type {
 	MEDIA_TYPE_CANT_STAT,