to automatically watch everything in /etc except for specifically excluded
files.

sendmail listen to requests on port 25, just process the queue every
30 minutes to take care of any unsent mail. OK millert@.

mistaken assumption.  Noted by dynamo@ime.net.  Fixed by moving the
check for meta character expansion to be inside the two for loops.
They are expanded by simple assignment.

Probably just paranoia (since /var/tmp/vi.recover is created the
first time the machine is booted) but it can't hurt.

to read from them (this is a user-writable directory so it is
possible to play games).  Fixes a possible DOS noted by dynamo@ime.net.
If it's not a regular file, we delete it.

bridgename.* files; all documented in new hostname.if(5) and
bridgename.if(5) man pages

don't want them fetched from YP, it will find them in the current directory.

/var/spool/lock becomes uucp.dialer, mode 1775, and serial devices
become uucp.dialer, mode 660.
(A couple of "dead" MAKEDEVs have been updated because they conformed the
the old permission scheme, while others have not because they didn't.)

is useful for laptops with different ethernet cards etc.)