--- codecgraph-20080422/Makefile.orig	2008-04-22 16:50:14.000000000 +0100
+++ codecgraph-20080422/Makefile	2008-04-22 16:50:21.000000000 +0100
@@ -1,4 +1,4 @@
-PREFIX = /usr/local
+PREFIX = /usr
 DOTTY = dot
 
 samples = \