--- a/src/m/amdahl.h	Mon Aug 13 11:13:33 2007 +0200
+++ b/src/m/amdahl.h	Mon Aug 13 11:14:34 2007 +0200
@@ -32,11 +32,6 @@
 compiler is so brain damaged that it is not even worth trying to use it.
 */
 
-/* Define WORD_MACHINE if addresses and such have
- * to be corrected before they can be used as byte counts.  */
-
-#define WORD_MACHINE /* not actually used anywhere yet! */
-
 /* Now define a symbol for the cpu type, if your compiler
    does not define it automatically:
    vax, m68000, ns16000, pyramid, orion, tahoe and APOLLO
@@ -46,14 +41,6 @@
 /* However for clarity define amdahl_uts */
 #define amdahl_uts
 
-/* Define EXPLICIT_SIGN_EXTEND if XINT must explicitly sign-extend
-   the bit field into an int.  In other words, if bit fields
-   are always unsigned.
-
-   If you use NO_UNION_TYPE, this flag does not matter.  */
-
-#define EXPLICIT_SIGN_EXTEND
-
 /* Data type of load average, as read out of kmem.  */
 
 /* #define LOAD_AVE_TYPE long*/