[MSDN Library April 2000] WIDM_UNPREPARE (100%)

MSDN Library - April 2000 > DDK Documentation > Windows NT 4.0 DDK > Multimedia Drivers > Audio Device Drivers > Audio Driver Reference > Messages, User-Mode Audio Drivers

[MSDN Library April 2000] WIDM_UNPREPARE (64.0186805947676%)

MSDN Library - April 2000 > Windows CE Documentation > Application Development > Windows CE Device Driver Kit > Device Driver Reference > Messages

[MSDN Library April 2000] WIDM_UNPREPARE (60.4242424242424%)

MSDN Library - April 2000 > DDK Documentation > Windows 95 DDK > Windows 95 Documentation > Design Guide > Multimedia Device Drivers > Audio Device Drivers > Messages

[MSDN Library September 1992] WIDM_UNPREPARE (43.6535206933689%)

Product Documentation > Windows 3.1 DDK > Multimedia Device Adaptation Guide > Chapter 2 Audio Device Drivers > Audio Device Driver Message Reference