--- net-tools-1.60/man/en_US/hostname.1.gethostbyname	2005-10-14 11:33:41.000000000 +0200
+++ net-tools-1.60/man/en_US/hostname.1	2005-10-15 11:46:14.646697600 +0200
@@ -99,6 +99,32 @@
 complete FQDN of the system is returned with
 .BR "hostname \-\-fqdn" .
 
+.LP
+The function 
+.BR gethostname(2)
+is used to get the hostname.  Only when the 
+.BR "hostname \-s" 
+is called will 
+.BR gethostbyname(2)
+be called.  The difference in 
+.BR gethostname(2)
+and
+.BR gethostbyname(2)
+is that
+.BR gethostbyname(2)
+is network aware, so it consults 
+.IR /etc/nsswitch.conf
+and
+.IR /etc/host.conf
+to decide whether to read information in
+.IR /etc/sysconfig/network
+or
+.IR /etc/hosts
+. To add another dimension to this,
+the 
+.B hostname 
+is also set when the network interface is brought up.
+
 .SS "SET NAME"
 When called with one argument or with the 
 .B \-\-file