update document

[Alfred Morgan]

In this document:
http://www.freebsd.org/doc/en_US.ISO8859-1/books/porters-handbook/rc-scripts.html

Can we change:

rcvar=${name}_enable

to be :

rcvar=`set_rcvar`

so that it would be a good example how to be other OS (OpenBSD) 
compatible as well.

-- 
_________________________________________

Alfred Morgan
Senior Software Engineer
Experclick, Inc.
Make Every Impression Count^(TM)
phone 805.745.1894 x 154
fax 805.456.3100
email alfred at experclick.com
http://www.experclick.com/