Index: sys/dev/random/nehemiah.c
===================================================================
--- sys/dev/random/nehemiah.c
+++ sys/dev/random/nehemiah.c
@@ -68,7 +68,7 @@
 #ifdef __GNUCLIKE_ASM
 	__asm __volatile(
 		"movl	$0,%%edx\n\t"
-		"xstore"
+		".byte 0x0f, 0xa7, 0xc0"
 			: "=a" (retval), "+d" (rate), "+D" (buf)
 			:
 			: "memory"