docs/84621: handbook - document the correct use of rc.conf "sendmail_enable" variable for 5.x and later

[Jesus R. Camou]

Synopsis: handbook - document the correct use of rc.conf "sendmail_enable" variable for 5.x and later

Responsible-Changed-From-To: freebsd-doc->jcamou 
Responsible-Changed-By: jcamou
Responsible-Changed-When: Wed Aug 10 04:54:31 GMT 2005
Responsible-Changed-Why: 
I'll take a look at this. 

http://www.freebsd.org/cgi/query-pr.cgi?pr=84621