| Interface Technology Basics
    VST 3.7
    SDK for developing VST plug-in | 
|   Steinberg | This header provides classes for working with FUnknown | 
|    FUnknownPrivate | |
|    FUnknownImpl | |
|     Detail | |
|    U | Shortcut namespace for implementing FUnknown based objects | 
|    GeoConstants | |
|    KeyCodes | Utility functions to handle key-codes | 
|    Linux |