diff -rN -p -u old-gnumach/include/sys/types.h new-gnumach/include/sys/types.h
--- old-gnumach/include/sys/types.h	2008-07-18 09:34:56.000000000 -0400
+++ new-gnumach/include/sys/types.h	2008-07-18 09:34:56.000000000 -0400
@@ -90,10 +90,6 @@ typedef	unsigned short	u_short;	/* unsig
 typedef	unsigned int	u_int;		/* unsigned int */
 typedef unsigned long	u_long;		/* unsigned long */
 
-typedef struct _quad_ {
-	unsigned int	val[2];		/* 2 32-bit values make... */
-} quad;					/* an 8-byte item */
-
 typedef unsigned int	daddr_t;	/* disk address */
 
 #define	major(i)	(((i) >> 8) & 0xFF)