The April 2005 Update of the Microsoft DirectX SDK is finally here.
DirectX 9.0 SDK Update - (April 2005). This release contains updates to the Direct3D Extension Library (D3DX), tools, utilities, samples, Documentation, and DirectSound Runtime Debug files for x64 and x86 platforms.
DirectX 9.0 SDK April 2005 Update
DirectX 9.0 SDK April 2005 Update