pfSense

Correctly set old wan ip

Set /tmp/rc.newwanip_oldip

Correct location to "true".

Noticed-by: dsh

Quiet down the dhclient log files in preperation for 1.-2-BETA-1 release.

DHCP Renew does "too much"

Ticket #1260

Nuke old and unused code which was commented out.

Bring back hostname option since it is not leading to the short write errors

Sprinkle debugging statements throughout to try and obtain a read of where the dhclient process is going south.

Somehow the HOSTNAME code will lead to short write errors under unusual renew load. Comment out this code until we can figure out why this is happening.

Found-by: GAndreone@imapro.com

Do not set an exit status in dhclient-script.

From a post that I dug up from Brooks:

Why on earth are you exiting with $1 as the status? This is almost
certainly the problem. You should not exit from dhclient-exit-hooks
at all since it occurs in the context of dhclient-script and this exit...