[MSDN Library June 1998] Waiting in a Message Loop (32.1212121212121%)

MSDN Library Visual Studio 6.0 > Platform SDK > Windows Base Services > Interprocess Communication > Synchronization > Using Synchronization

[MSDN Library June 1998] Waiting for Multiple Objects (31.3636363636364%)

MSDN Library Visual Studio 6.0 > Platform SDK > Windows Base Services > Interprocess Communication > Synchronization > Using Synchronization

[MSDN Library June 1998] Waiting a Minimum Number of Rings (20.2705627705628%)

MSDN Library Visual Studio 6.0 > Platform SDK > Networking and Distributed Services > Telephony Application Programming Interface (TAPI) > TAPI Version 2.1 > Overviews > Multiple-Application Programming > Receiving Incoming Calls