--- M6502/Makefile.PL	2007/07/30 21:34:30	34
+++ M6502/Makefile.PL	2007/07/30 23:28:25	38
@@ -15,7 +15,7 @@
       (ABSTRACT_FROM  => 'M6502.pm', # retrieve abstract from module
        AUTHOR         => 'Dobrica Pavlinusic <dpavlin@rot13.org>') : ()),
     LIBS              => [''], # e.g., '-lm'
-    DEFINE            => '', # e.g., '-DHAVE_SOMETHING'
+    DEFINE            => '-DEXEC6502',
     INC               => '-I.', # e.g., '-I. -I/usr/include/other'
 	# Un-comment this if you add C files to link with later:
     OBJECT            => '$(O_FILES)', # link all the C files too