added hostname to desc of net-tools

git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@2099 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689

appendixa/nettools-desc.xml

@@ -5,7 +5,7 @@
 <sect3><title>Program Files</title>
 
 <para>arp, dnsdomainname (link to hostname), domainname (link to
-hostname), ifconfig, nameif, netstat, nisdomainname (link to
+hostname), hostname, ifconfig, nameif, netstat, nisdomainname (link to
 hostname), plipconfig, rarp, route, slattach and ypdomainname (link to
 hostname)</para></sect3>
 
@@ -22,6 +22,10 @@ or delete an entry, or to dump the ARP cache.</para></sect4>
 <para>domainname shows or sets the system's NIS/YP domain
 name.</para></sect4>
 
+<sect4><title>hostname></title>
+<para>hostname prints or sets the name of the current host
+system.</para></sect4>
+
 <sect4><title>ifconfig</title>
 <para>The ifconfig command is the general command used to configure network
 interfaces.</para></sect4>