--- algotutor.orig	Tue Apr 10 18:55:36 2007
+++ algotutor	Tue Apr 10 18:56:10 2007
@@ -4,7 +4,7 @@
 
 use strict;
 use Getopt::Std;
-use lib '/usr/share/perl5/algotutor';
+use lib '!!SITE_PERL!!/algotutor';
 
 BEGIN {
     my ($path) = $0 =~ m#(.*/)#;
@@ -58,7 +58,7 @@
     $tab->{$algo}{run}();
 } else {
     # algorithms other than dynamic programming
-    die "need exactly one data file. Example:\n\talgotutor -a bst /usr/share/algotutor/data/countries.gr\n" 
+    die "need exactly one data file. Example:\n\talgotutor -a bst !!PREFIX!!/share/algotutor/data/countries.gr\n" 
 	unless $#ARGV == 0;
     $dfn = $ARGV[0];
     die "cannot read data file '$dfn'.\nDoes it exist and do you have read permissions?\n" unless -r $dfn;