.. _unix:

**********************

Unix Specific Services

**********************

The modules described in this chapter provide interfaces to features that are

unique to the Unix operating system, or in some cases to some or many variants

of it.  Here's an overview:

.. toctree::

   posix.rst

   pwd.rst

   spwd.rst

   grp.rst

   crypt.rst

   dl.rst

   termios.rst

   tty.rst

   pty.rst

   fcntl.rst

   pipes.rst

   posixfile.rst

   resource.rst

   nis.rst

   syslog.rst

   commands.rst