> Is there a documented procedure for installing updates of /etc?  I haven't
   > installed most of /etc since pre-1.0 days, but I'm not sure what's safe
   > and what isn't.  Is there a good strategy here?
   
   Every now and then I do a 'diff -cr /usr/src/etc /etc', and then start
   hand hacking.  I've noticed _very_ little actually changes, hence no
   better method from me...

i keep src/etc under CVS and keep my local changes inthis tree also.

this works for me.