More generic

src/freedombone

   fi
   echo "$DEFAULT_DOMAIN_NAME" > /etc/hostname
   hostname $DEFAULT_DOMAIN_NAME
-  sed -i "s/127.0.1.1       arm/127.0.1.1       $DEFAULT_DOMAIN_NAME/g" /etc/hosts
+  sed -i "s/127.0.1.1.*/127.0.1.1       $DEFAULT_DOMAIN_NAME/g" /etc/hosts
   echo "127.0.1.1  $DEFAULT_DOMAIN_NAME" >> /etc/hosts
   echo 'set_your_domain_name' >> $COMPLETION_FILE
 }