--- generator/main/cpuz80.c	2020/03/04 04:46:43	1.1
+++ generator/main/cpuz80.c	2020/03/04 04:47:05	1.1.1.2
@@ -3,5 +3,9 @@
 #ifdef RAZE
 #  include "cpuz80-raze.c"
 #else
-#  include "cpuz80-mz80.c"
+#  ifdef CMZ80
+#    include "cpuz80-mz80.c"
+#  else
+#    error "No z80 defined"
+#  endif
 #endif