--- hdparm-9.43.orig/hdparm.h	2012-01-06 17:38:59.000000000 +0100
+++ hdparm-9.43/hdparm.h	2013-12-26 10:25:23.000000000 +0100
@@ -2,6 +2,7 @@
 
 //#undef __KERNEL_STRICT_NAMES
 #include <linux/types.h>
+#include <sys/types.h>
 
 #if !defined(__GNUC__) && !defined(__attribute__)
 #define __attribute__(x)