[MSDN Library April 2000] DRV_OPEN (100%)
MSDN Library - April 2000 > Platform SDK > Graphics and Multimedia Services > Windows Multimedia > Multimedia Appendix > Installable Drivers > Installable Driver Reference > Driver Messages
[MSDN Library April 2000] DRV_OPEN (56.8953634085213%)
MSDN Library - April 2000 > DDK Documentation > Windows 95 DDK > Windows 95 Documentation > Design Guide > Pen Device Driver > Reference > Messages
[MSDN Library April 2000] DRV_OPEN (56.8802521008403%)
MSDN Library - April 2000 > DDK Documentation > Windows NT 4.0 DDK > Multimedia Drivers > Introduction to Multimedia Drivers > Multimedia Driver Reference > Messages, Multimedia Drivers
[MSDN Library April 2000] DRV_OPEN (53.4031007751938%)
MSDN Library - April 2000 > DDK Documentation > Windows 95 DDK > Windows 95 Documentation > Design Guide > Multimedia Device Drivers > Video Compression and Decompression Drivers > Messages
[MSDN Library September 1992] DRV_OPEN (40.1619433198381%)
Product Documentation > Windows 3.1 SDK > Programmer's Reference Volume 3: Messages, Structures, and Macros > Chapter 10 Installable Driver Messages
[MSDN Library April 2000] DRV_OPEN and DRV_CLOSE (39.2600820232399%)
MSDN Library - April 2000 > DDK Documentation > Windows 95 DDK > Windows 95 Documentation > Design Guide > Pen Device Driver > Message Processing > Required Pen Driver Messages