[MSDN Library April 2000] MCI_STEP (70.1666666666667%)
MSDN Library - April 2000 > DDK Documentation > Windows 95 DDK > Windows 95 Documentation > Design Guide > Multimedia Device Drivers > MCI Device Drivers > Messages from Applications
[MSDN Library September 1992] MCI_STEP (44.3056943056943%)
Product Documentation > Multimedia Development Kit > Programmer's Reference > Chapter 5 Message Directory > Message Descriptions
[MSDN Library April 2000] MCI_STEP (42.4465811965812%)
MSDN Library - April 2000 > Platform SDK > Graphics and Multimedia Services > Windows Multimedia > Multimedia Reference > Multimedia Commands
[MSDN Library September 1992] MCI_STEP (38.5151378559086%)
Product Documentation > Windows 3.1 DDK > Multimedia Device Adaptation Guide > Chapter 3 MCI Device Drivers > MCI Device Driver Reference