# File lib/md5sum.rb, line 16
  def self.md5sum(filename)
    md5 = Digest::MD5.new
    IO.foreach(filename) { |l| md5 << l }
    md5
  end

# File lib/md5sum.rb, line 22
  def md5sum
    md5 = Digest::MD5.new
    each { |l| md5 << l }
    md5
  end

# File lib/sym_tbl_gsub.rb, line 277
  def symtbl_gsub ( symtbl )
    contents = read
    contents.symtbl_gsub! symtbl
  end

# File lib/sym_tbl_gsub.rb, line 267
  def symtbl_gsub! ( symtbl )
    contents = read
    result = contents.symtbl_gsub! symtbl
    if result
      truncate 0
      write contents
    end
    result
  end