<para>The X Window System is the most widely available windowing system

          <para>The X Window System is the most widely available windowing system

	    capable of running on &unix; or &unix; like systems, including

	    capable of running on &unix; or &unix; like systems, including

	    standards</ulink>.  The current release of the specification

	    standards</ulink>.  The current release of the specification

	    is 11.6, so you will often see references shortened to

	    is 11.6, so you will often see references shortened to

	    <literal>X11R6</literal> or even just <literal>X11</literal>.

	    <literal>X11R6</literal> or even just <literal>X11</literal>.

	    &xfree86; which is maintained by

	    &xfree86; which is maintained by

	    <ulink url="http://www.xfree86.org">The XFree86 Project,

	    <ulink url="http://www.xfree86.org">The XFree86 Project,

	    Inc.</ulink>  This software was installed by default on

	    Inc.</ulink>  This software was installed by default on

	    itself maintained an implementation during that time

	    itself maintained an implementation during that time

	    period, it was basically only provided as a reference

	    period, it was basically only provided as a reference

	    platform, as it had suffered greatly from bitrot over

	    platform, as it had suffered greatly from bitrot over

	    that project

	    that project

	    over issues including the pace of code changes, future

	    over issues including the pace of code changes, future

	    directions, and interpersonal conflicts, and are now contributing

	    directions, and interpersonal conflicts, and are now contributing

	    source tree to the last &xfree86; release before its subsequent

	    source tree to the last &xfree86; release before its subsequent

	    licensing change (<application>XFree86 version 4.3.99.903</application>), incorporated

	    licensing change (<application>XFree86 version 4.3.99.903</application>), incorporated

	    many changes that had previously been maintained separately,

	    many changes that had previously been maintained separately,

	    offload more work onto the graphics cards (with the goal of

	    offload more work onto the graphics cards (with the goal of

	    increased performance) and make it more modular

	    increased performance) and make it more modular

	    (with the goal of increased maintainability, and thus faster

	    (with the goal of increased maintainability, and thus faster

	    incorporate the freedesktop.org changes in its future releases.</para>

	    incorporate the freedesktop.org changes in its future releases.</para>

	  <para>As of July 2004, in &os.current;,

	  <para>As of July 2004, in &os.current;,

	    implementation.  The &xfree86; ports

	    implementation.  The &xfree86; ports

	    (<filename role="package">x11/XFree86-4</filename> and

	    (<filename role="package">x11/XFree86-4</filename> and

	    subports) remain in the ports collection and are still

	    subports) remain in the ports collection and are still

	  <note>

	  <note>

	    <para>The following paragraphs refer to the

	    <para>The following paragraphs refer to the

	      &xfree86; implementation, but most should also be applicable

	      &xfree86; implementation, but most should also be applicable

	      <filename>xorg.conf</filename>, it will search for

	      <filename>xorg.conf</filename>, it will search for

	      <filename>XF86Config</filename> if it cannot find it.</para>

	      <filename>XF86Config</filename> if it cannot find it.</para>

	  </note>

	  </note>

      <qandaentry>

      <qandaentry>

        <question id="xorg-compatibility">

        <question id="xorg-compatibility">

        </question>

        </question>

        <answer>

        <answer>

	    that &xfree86; is, so basic applications should work

	    that &xfree86; is, so basic applications should work

	    unchanged.  A few lesser-used protocols have been deprecated

	    unchanged.  A few lesser-used protocols have been deprecated

	    (<literal>XIE</literal>, <literal>PEX</literal>, and

	    (<literal>XIE</literal>, <literal>PEX</literal>, and

      <qandaentry>

      <qandaentry>

        <question id="why-choose-xorg">

        <question id="why-choose-xorg">

        </question>

        </question>

        <answer>

        <answer>

	  more often and incorporate new features more quickly.  If they

	  more often and incorporate new features more quickly.  If they

	  are able to do so, this will be very attractive.  Also, their

	  are able to do so, this will be very attractive.  Also, their

	  software still uses the traditional X license, while &xfree86;

	  software still uses the traditional X license, while &xfree86;