Add port option to example dnsmasq.conf
diff --git a/dnsmasq.conf.example b/dnsmasq.conf.example
index db5d0c4..7cbfc11 100644
--- a/dnsmasq.conf.example
+++ b/dnsmasq.conf.example
@@ -4,6 +4,11 @@
 # as the long options legal on the command line. See
 # "/usr/sbin/dnsmasq --help" or "man 8 dnsmasq" for details.
 
+# Listen on this specific port instead of the standard DNS port
+# (53). Setting this to zero completely disables DNS function,
+# leaving only DHCP and/or TFTP.
+#port=5353
+
 # The following two options make you a better netizen, since they
 # tell dnsmasq to filter out queries which the public DNS cannot
 # answer, and which load the servers (especially the root servers)