--- hatari/src/uae-cpu/readcpu.h	2019/04/01 07:10:43	1.1.1.3
+++ hatari/src/uae-cpu/readcpu.h	2019/04/09 08:53:27	1.1.1.6
@@ -1,8 +1,8 @@
 /*
  * readcpu.h - UAE CPU core
  *
- * This file is distributed under the GNU Public License, version 2 or at
- * your option any later version. Read the file gpl.txt for details.
+ * This file is distributed under the GNU General Public License, version 2
+ * or at your option any later version. Read the file gpl.txt for details.
  */
 
 #ifndef UAE_READCPU_H
@@ -41,10 +41,12 @@ ENUMDECL {
     i_PACK, i_UNPK, i_TAS, i_BKPT, i_CALLM, i_RTM, i_TRAPcc, i_MOVES,
     i_FPP, i_FDBcc, i_FScc, i_FTRAPcc, i_FBcc, i_FSAVE, i_FRESTORE,
     i_CINVL, i_CINVP, i_CINVA, i_CPUSHL, i_CPUSHP, i_CPUSHA, i_MOVE16,
-    i_MMUOP
+    i_MMUOP,
+
+    MAX_OPCODE_FAMILY				/* should always be last of the list */
 } ENUMNAME (instrmnem);
 
-extern struct mnemolookup {
+extern const struct mnemolookup {
     instrmnem mnemo;
     const char *name;
 } lookuptab[];
@@ -82,7 +84,7 @@ struct instr_def {
     const char *opcstr;
 };
 
-extern struct instr_def defs68k[];
+extern const struct instr_def defs68k[];
 extern int n_defs68k;
 
 extern struct instr {