### Hardware changes
* Add ACPI support module for IBM/Lenovo Thinkpad laptops (from FreeBSD).
+* Add ACPI support module Asus laptops (from FreeBSD).
* Add acpi_video(4) - a driver for ACPI video extensions (from FreeBSD).
* It is possible to power down PCI devices during detach. This should save some power when using mobile devices (from FreeBSD).
* Update acpi_battery(4) related code to the latest one from FreeBSD HEAD.
* Correctly handle Intel G33 chips and add support for G45 chips to the agp(4) driver (from FreeBSD).
* Fixed CVE-2008-3831. Affects the Intel G33 series and newer only.
* Sync ciss(4) with FreeBSD's RELENG_4 branch.
+* Sync iir(4) with FreeBSD. This fixes disk recognition with the Intel RAID Controller SRCU42L.
#### Networking
* Add ftw(), nftw(), associated header files and documentation.
* Fixed hundreds of warnings in various userland tools.
* i486 is now the default architecture for gcc(1).
+* dntpd(8) can now connect to NTP servers with IPv6 addresses.
* Use BIND's resolver in libc.
* Add nsswitch.conf(5) support and add the Name Service Cache Daemon nscd(8) from FreeBSD.
* Import several pam_* modules from FreeBSD.
+* Several bugs in the installer were fixed.
+* nrelease: Additional to the ISO generation, nrelease can now generate an USB stick image.
+* nrelease: It is now possible to build chosen pkgsrc packages in a chroot.
### Removals
* Removed the ISC DHCP server and client. **NOTE**: If you install DragonFly 2.2 from the live CD, you already have a pkgsrc version of the DHCP server installed. If you update from a previous version, you have to install the pkgsrc version manually.
+* Remove rexecd(8).
+* Remove libskey(3), it is replaced by libopie.
+* Remove ISA part of sr(4).
+* Remove ISA network device cx(4).
### Contributed Software
* Bring in the privilege separation ready DHCP client from OpenBSD.
+* Bring in pam_passwdqc from the Openwall project.
* Update OpenPAM to Hydrangea.
* Update OpenSSH to version 5.1p1.
-* Update OpenSSL to version 0.9.8i.
-* Sync zoneinfo database with tzdata2008h.
+* Update OpenSSL to version 0.9.8j.
+* Sync zoneinfo database with tzdata2009a.