diff --git a/sys/sys/disklabel.h b/sys/sys/disklabel.h
index 96533881accf..c838993b8f14 100644
--- a/sys/sys/disklabel.h
+++ b/sys/sys/disklabel.h
@@ -55,7 +55,7 @@
  */
 
 /* XXX these should be defined per controller (or drive) elsewhere, not here! */
-#if defined(__i386__) || defined(__amd64__)
+#if defined(__i386__) || defined(__amd64__) || defined(__ia64__)
 #define LABELSECTOR	1			/* sector containing label */
 #define LABELOFFSET	0			/* offset of label in sector */
 #endif
@@ -65,24 +65,6 @@
 #define LABELOFFSET	64
 #endif
 
-#ifdef __ia64__
-#define LABELSECTOR	1
-#define LABELOFFSET	0
-#endif
-
-#ifdef __sparc64__
-#define LABELSECTOR	0
-#define LABELOFFSET	128
-#endif
-
-#ifndef	LABELSECTOR
-#define LABELSECTOR	0
-#endif
-
-#ifndef	LABELOFFSET
-#define LABELOFFSET	64
-#endif
-
 #define DISKMAGIC	((u_int32_t)0x82564557)	/* The disk magic number */
 #ifndef MAXPARTITIONS
 #define	MAXPARTITIONS	8