This DirectX SDK release contains updates to tools, utilities, samples, Documentation, and runtime debug files for x64 and x86 platforms. This release also include a public pre-release of Microsoft Cross-Platform Audio Creation tool and Managed Direct Code for Beta 2 (2.0 CLR). It also continues to include the DirectX 9.0c Runtime and Redistributable.
Download: DirectX 9.0 SDK Update - (October 2005)