• Download http://connect.creativelabs.com/openal/Downloads/OpenAL11CoreSDK.zip
  
• unzip the file
  
• run OpenAL11CoreSDK.exe

• Download http://connect.creativelabs.com/openal/Downloads/oalinst.zip
  
• unzip the file
  
• run oalinst.exe

2. Set environment variables

• Go to Control panel -> System icon -> Advanced tab -> Environment variables
  
• Create a new variable called “OAL_ROOT” and set the value “C:\Program Files\OpenAL 1.1 SDK” for Visual Studio .Net 2005

3. In Visual Studio .Net 2005

• Configuration Properties -> C/C++ -> General -> Additional Include Directories “$(OAL_ROOT)\include” 추가
  
• Configuration Properties -> Linker -> General -> Additional Library Directories “$(OAL_ROOT)\libs\Win32” 추가
  
• Configuration Properties -> Linker -> Input -> Additional Dependencies “OpenAL32.lib” 추가