title: zlib module missing
body: <p>I have compiled and installed python 2.7 on my ubuntu lucid.<br>
  But I am unable to install setuptools for python 2.7 because the data decompression module zlib is not present. This is the exact error:  </p>
  
  <pre><code> Traceback (most recent call last):
    File "setup.py", line 94, in &lt;module&gt;
      scripts = scripts,
    File "/usr/local/lib/python2.7/distutils/core.py", line 152, in setup
      dist.run_commands()
    File "/usr/local/lib/python2.7/distutils/dist.py", line 953, in run_commands
      self.run_command(cmd)
    File "/usr/local/lib/python2.7/distutils/dist.py", line 972, in run_command
      cmd_obj.run()
    File "/home/rohan/setuptools-0.6c11/setuptools/command/install.py", line 76, in run
      self.do_egg_install()
    File "/home/rohan/setuptools-0.6c11/setuptools/command/install.py", line 96, in do_egg_install
      self.run_command('bdist_egg')
    File "/usr/local/lib/python2.7/distutils/cmd.py", line 326, in run_command
      self.distribution.run_command(command)
    File "/usr/local/lib/python2.7/distutils/dist.py", line 972, in run_command
      cmd_obj.run()
    File "/home/rohan/setuptools-0.6c11/setuptools/command/bdist_egg.py", line 236, in run
      dry_run=self.dry_run, mode=self.gen_header())
    File "/home/rohan/setuptools-0.6c11/setuptools/command/bdist_egg.py", line 527, in make_zipfile
      z = zipfile.ZipFile(zip_filename, mode, compression=compression)
    File "/usr/local/lib/python2.7/zipfile.py", line 651, in __init__
      "Compression requires the (missing) zlib module"
  RuntimeError: Compression requires the (missing) zlib module
  </code></pre>
  
  <p>Also when i try to use setuptools 2.7 .egg, it gives this error:  </p>
  
  <pre><code>Traceback (most recent call last):
  File "&lt;string&gt;", line 1, in &lt;module&gt;
  zipimport.ZipImportError: can't decompress data; zlib not available
  </code></pre>