--- a/src/m/tekxd88.h	Mon Aug 13 11:19:22 2007 +0200
+++ b/src/m/tekxd88.h	Mon Aug 13 11:20:41 2007 +0200
@@ -22,6 +22,10 @@
 
 /* Synched up with: FSF 19.31. */
 
+/* Define WORD_MACHINE if addresses and such have
+ * to be corrected before they can be used as byte counts.  */
+/* #define WORD_MACHINE */
+
 /* Now define a symbol for the cpu type, if your compiler
    does not define it automatically:
    Ones defined so far include vax, m68000, ns16000, pyramid,
@@ -30,6 +34,17 @@
 #define m88000
 #endif
 
+/* Define how to take a char and sign-extend into an int.
+   On machines where char is signed, this is a no-op.  */
+#define SIGN_EXTEND_CHAR(c) (c)
+
+/* 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 double */	/* No load average on XD88. */
 /* Convert that into an integer that is 100 for a load average of 1.0  */