Use sysinstall by default and /stand/sysinstall for systems older than 5.2

svn path=/head/; revision=23317

en_US.ISO8859-1/books/handbook/kernelconfig/chapter.sgml

@@ -172,7 +172,8 @@
 	<filename>/usr/src/sys</filename> directory on your system,
 	then the kernel source has not been installed.  The easiest
 	way to do this is by running
-	<command>/stand/sysinstall</command> as
+	<command>sysinstall</command> (<command>/stand/sysinstall</command>
+	in &os; versions older than 5.2) as
 	<username>root</username>, choosing
 	<guimenuitem>Configure</guimenuitem>, then
 	<guimenuitem>Distributions</guimenuitem>, then

en_US.ISO8859-1/books/handbook/l10n/chapter.sgml

@@ -450,7 +450,8 @@ font8x8=<replaceable>font_name</replaceable></programlisting>
       <indexterm><primary>screenmap</primary></indexterm>
       <para>Also be sure to set the correct keymap and screenmap for your
 	single C chars character set through
-	<filename>/stand/sysinstall</filename>.
+	<command>sysinstall</command> (<command>/stand/sysinstall</command>
+	in &os; versions older than 5.2).
 	Once inside <application>sysinstall</application>, choose <guimenuitem>Configure</guimenuitem>, then
 	<guimenuitem>Console</guimenuitem>.  Alternatively, you can add the
 	following to <filename>/etc/rc.conf</filename>:</para>

en_US.ISO8859-1/books/handbook/ports/chapter.sgml

@@ -587,10 +587,11 @@ docbook                     =
 
 	<step>
 	  <para>As <username>root</username>, run
-	    <command>/stand/sysinstall</command> as shown
-	    below:</para>
+	    <command>sysinstall</command>
+	    (<command>/stand/sysinstall</command> in &os;
+	    versions older than 5.2) as shown below:</para>
 
-	  <screen>&prompt.root; <userinput>/stand/sysinstall</userinput></screen>
+	  <screen>&prompt.root; <userinput>sysinstall</userinput></screen>
 	</step>
 
 	<step>