DirectX 9.0 SDK Update - (October 2005)

http://www.microsoft.com/downloads/details.aspx?FamilyId=1C8DC451-2DBE-4ECC-8C57-C52EEA50C20A&displaylang=en

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.

System Requirements
Supported Operating Systems: Windows Server 2003; Windows Server 2003 Service Pack 1; Windows Server 2003, Datacenter x64 Edition; Windows Server 2003, Enterprise x64 Edition; Windows Server 2003, Standard x64 Edition; Windows Small Business Server 2003 ; Windows XP; Windows XP 64-bit; Windows XP Home Edition ; Windows XP Home Edition N; Windows XP Media Center Edition; Windows XP Professional Edition ; Windows XP Professional N; Windows XP Service Pack 1; Windows XP Service Pack 2; Windows XP Starter Edition; Windows XP Tablet PC Edition

Using Managed DirectX ( MDX ) requires both Visual Studio .NET and the .NET framework for development. To run MDX .NET applications, you must install the .NET Framework.