1 files changed, 5 insertions, 8 deletions
diff --git a/tool/eval.rb b/tool/eval.rb
index 906ba9c23c..9153573e6e 100644
--- a/tool/eval.rb
+++ b/tool/eval.rb
@@ -1,11 +1,10 @@
+# VM checking and benchmarking code
 
-require 'rbconfig'
+require './rbconfig'
 require 'fileutils'
 require 'pp'
 
-Ruby = ENV['RUBY'] ||
-  File.join(Config::CONFIG["bindir"],
-            Config::CONFIG["ruby_install_name"] + Config::CONFIG["EXEEXT"])
+Ruby = ENV['RUBY'] || RbConfig.ruby
 #
 
 OPTIONS = %w{
@@ -88,7 +87,7 @@ def parse_result data
       else
         raise "not a data"
       end
-      
+
     end
     if /benchmark summary/ =~ line
       flag = true
@@ -108,7 +107,6 @@ def calc_each data
 end
 
 def calc_stat stats
-  stat = []
   stats[0].each_with_index{|e, idx|
     bm = e[0]
     vals = stats.map{|st|
@@ -135,8 +133,7 @@ def stat
   }
   # pp total
   total[0].each_with_index{|e, idx|
-    bm = e[0]
-    # print "#{bm}\t"
+    # print "#{e[0]}\t"
     total.each{|st|
       print st[idx][1], "\t"
     }