Other utilities exist which will do this, check out the

	<application>portupgrade</application> comes with a lot of options for different

	use cases, the most important ones will be presented below:</para>

	<para>If you want to upgrade only a certain application, not the complete database,

	use <command>portupgrade <replaceable>pkgname</replaceable></command>, 

	include the flags <parameter>-r</parameter>

	if <application>portupgrade</application> should act on all those packages 

	depending on the given package as well, and <parameter>-R</parameter> to act on

	all packages required by the given packages as well.

	To use packages instead of ports for installation, provide <parameter>-P</parameter>

	and to just fetch distfiles without building or installing anything, use

	<parameter>-F</parameter>. For further information see &man.portupgrade.1;</para>

      <note><para>It is important to regularly update the package database using

      <command>pkgdb -F</command> to fix inconsistencies, especially when 

      <application>portupgrade</application> asks you to. Do not abort

      <application>portupgrade</application> while it is updating the package database,

      this will leave you a inconsistent database.</para></note>

      <para>Other utilities exist which will do this, check out the