Log Message:
Update to dhcpcd-5.2.9 with the following changes:
* syntax in 50-ypbind hook has been fixed
* man page corrections
* Compile correctly on Debian kFreeBSD
* invoke-rc.d now detected by configure correctly
* report hwaddr used by dhcpcd when debug is enabled
* Fix detecting inet address for INFORM support
* document reason RELEASE in dhcpcd-run-hooks
* Support RTM_CHGADDR in the upcoming NetBSD-6
  This is used to work out if the hwaddr has changed as the interface
  does not go down/up unlike other OSes
* ntp hook no longer attempts to restart ntpd if 1st attempt failed