Editing Darwin (operating system) (section)

===Darwin 9; iPhone OS introduced===
{| class="wikitable mw-collapsible mw-collapsed"
|-
! Version
! style="width: 128px;" | Date
! style="width: 159px;" | Corresponding releases
! Notes
|-
! 9.0
| October 26, 2007
| rowspan="2" | {{ubl
                | [[Mac OS X Leopard]]
                | [[IOS version history#iPhone OS 1|iPhone OS 1]]
                }}
| Mac OS X v10.5.0
* iPhone OS 1 support in Darwin 9.0.0d1
* Full POSIX compliance, improved hierarchical [[process scheduling]] model, [[dynamic memory allocation|dynamically allocated]] [[paging|swap files]], dynamic resource limits (for [[computer file|files]] and [[process (computing)|processes]]), process [[sandbox (computer security)|sandboxing]], [[address space layout randomization]], [[DTrace]] [[tracing (software)|tracing]] framework, [[file system]] events daemon, [[directory (file systems)|directory]] [[hard links]]
* [[Apache HTTP Server|Apache]] 1.3 and [[PHP]] 4 updated to Apache 2.2 and PHP 5, read-only [[ZFS]] support.<ref>{{cite web|last=Siracusa|first=John|date=October 28, 2007|url=https://arstechnica.com/reviews/os/mac-os-x-10-5.ars|title=Mac OS X 10.5 Leopard: the Ars Technica review|website=[[Ars Technica]]|access-date=May 30, 2008}}</ref>
* First Darwin core used for iPhone devices.
|-
! 9.8
| August 5, 2009
| Mac OS X v.10.5.8
|-
|}