post-automake.rb in rice-1.0.2 vs post-automake.rb in rice-1.1.0

@@ -1,6 +1,6 @@
-require 'ftools'
+require 'fileutils'
 require 'find'
 
 def process(file)
   puts "Post-processing #{file}"
   File.open(file) do |input|
@@ -8,10 +8,10 @@
       input.each_line do |line|
         yield output, line
       end
     end
   end
-  File.mv("#{file}.pp", "#{file}")
+  FileUtils.mv("#{file}.pp", "#{file}")
 end
 
 Find.find(".") do |file|
   if file =~ /Makefile.in$/ then
     process(file) do |out, line|