Brooks Davis a9e1dd9098 Use get_if_var() to retrieve interface specific values of dhclient_flags
and background_dhclient.  This allows interfaces who's names are not
valid parts of shell variables and shortens the code.

MFC after:	1 week
2007-03-02 20:48:35 +00:00
..
2006-09-07 22:25:08 +00:00
2006-06-06 15:34:50 +00:00
2006-01-21 18:08:16 +00:00
2006-02-03 01:35:36 +00:00
2006-10-06 23:22:13 +00:00
2006-06-06 15:34:50 +00:00