[PHP] Under which distribution(s) is PHP developed, compiled, and tested?

Background (some of these facts may be well-known, and for that I apologize): I'm running CentOS 5.5 on all servers, which only supports PHP 5.1.6 CentOS 5.5 is based off RHEL 5.5 Redhat has released RHEL 6 which supports PHP 5.3 CentOS has not released even a beta 6 version yet that supports PHP

RE: [PHP] Under which distribution(s) is PHP developed, compiled, and tested?

From: Dan Schaefer Background (some of these facts may be well-known, and for that I apologize): I'm running CentOS 5.5 on all servers, which only supports PHP 5.1.6 CentOS 5.5 is based off RHEL 5.5 Redhat has released RHEL 6 which supports PHP 5.3 CentOS has not released even a beta 6