diff --git a/libc/arch-x86/include/machine/ieee.h b/libc/arch-x86/include/machine/ieee.h
index 55b3703..865fcb9 100644
--- a/libc/arch-x86/include/machine/ieee.h
+++ b/libc/arch-x86/include/machine/ieee.h
@@ -1,4 +1,4 @@
-/*	$OpenBSD: ieee.h,v 1.2 2003/06/02 23:27:47 millert Exp $ */
+/*	$OpenBSD: ieee.h,v 1.3 2008/09/07 20:36:06 martynas Exp $ */
 /*	$NetBSD: ieee.h,v 1.1 1996/09/30 16:34:25 ws Exp $ */
 
 /*
@@ -79,10 +79,19 @@
 #define	SNG_FRACBITS	23
 
 #define	DBL_EXPBITS	11
+#define	DBL_FRACHBITS	20
+#define	DBL_FRACLBITS	32
 #define	DBL_FRACBITS	52
 
 #define	EXT_EXPBITS	15
-#define	EXT_FRACBITS	112
+#define	EXT_FRACHBITS	32
+#define	EXT_FRACLBITS	32
+#define	EXT_FRACBITS	64
+
+#define	EXT_TO_ARRAY32(p, a) do {		\
+	(a)[0] = (uint32_t)(p)->ext_fracl;	\
+	(a)[1] = (uint32_t)(p)->ext_frach;	\
+} while(0)
 
 struct ieee_single {
 	u_int	sng_frac:23;
@@ -99,11 +108,10 @@
 
 struct ieee_ext {
 	u_int	ext_fracl;
-	u_int	ext_fraclm;
-	u_int	ext_frachm;
-	u_int	ext_frach:16;
+	u_int	ext_frach;
 	u_int	ext_exp:15;
 	u_int	ext_sign:1;
+	u_int	ext_pad:16;
 };
 
 /*