C++ API documentation is delivered with the SDK documentation set and is accessible through Start > All Programs > Nokia Developer Tools > N97 SDK > v1.0 > SDK Documentation.
C++ API documentation consists of the following sections:
S60 API Reference Guide - A complete list of the documented S60 APIs included in the SDK. The reference information contains, for example, a complete file list, a presentation of the class hierarchy, and source codes of the APIs.
Symbian OS v9.4 Library for Developers - The Symbian OS Developer Library provides comprehensive guides and references concerning the Symbian OS v9.4, upon which the S60 5th Edition is built. Refer to the Symbian OS v9.4 Library for Developers when you need information on, for example, Symbian APIs.
S60 Open C Documentation - Reference information on the C-programming interface to base functionality provided by such commonly used libraries as glib, openssl etc.