This document is unique in its detailed coverage of openness features of the AS/400 system in terms of writing UNIX C style applications. It focuses on portability issues of AS/400 programming with UNIX applications.

The AS/400 system provides many functions and features to facilitate the porting of UNIX C applications. In spite of its rich functional offerings, there are some occasions where the transparent porting is not available due to fundamental differences between UNIX and the AS/400 system. This book provides valuable information such as tips and techniques, along with examples, on how to get around if you encounter these cases in addition to the native ways of more straightforward porting cases.

This document is written to help customers, business partners, and IBM specialists in writing or porting UNIX C style applications for the AS/400 system. Some knowledge of application development, UNIX C, and ILE C/400 is assumed.