* Appletalk support removed.
* dmalloc, a new memory allocator, added for x86_64 only.
* tmpfs filesystems can now be exported via NFS.
+* libm has been updated with multiple math functions brought in from FreeBSD.
> ### Hardware changes (non-networking)
* padlock(4) now supports the built-in random number generator and feeds entropy into the kernel's entropy pool.
* ndis(4) updated.
* re(4) updated.
-> ### New Multiprocessor Safe Work
+> ### New Multiprocessor-safe Work
* VM: vm_objects now use per-object tokens and a hold/release based-lock protocol, rather than the global VM token.
* VM: VM page queues locking is now fine-grained
* VM: x86-64 PMAP has been rewritten to synchronise at the page/object level rather than using the vm_token.
* Major update and bugfixes to sh(1).
* hammer dedup can run in fixed memory by running multiple passes.
* buildworld can now be run in parallel for faster results.
-* dfregress, a regression testing framework, added
+* dfregress, a regression testing framework, added.
> ### x86_64-specific changes
* A bug in the initial stack pointer alignment has been fixed.
* grep updated to 2.9
* GNU sort replaced by NetBSD's
* gcc44 updated to 4.4.7
-* gdb updated to 7.3
+* gdb (and kdgb) updated to 7.3
* binutils updated to 2.22 (2.21 is still used by default)
* xchat removed from GUI build
* file updated to 5.10
* xz updated to 5.0.3
* dma updated to 0.7
* diffutils updated to 3.2
+* OpenPAM updated to 'Lycopsida'
* ftp updated to match NetBSD as of 2012/01/08
+* libgmp updated to 5.0.2
+* libmpfr updated to 3.1
+* texinfo updated to 4.13
+* BSD gprof replaced with GNU gprof
+
>### Security related