This book describes the X Network Protocol which underlies all software for Version 11 of the X Window System. It includes protocol clarifi-cations of X11 Release 5, as well as the most recent version of the ICCCM and the Logical Font Conventions Manual. It can be used with any release of X.

A complete programmer's reference for the Motif toolkit. This book provides reference pages for the Motif functions and macros, the Motif and Xt widget classes, the Mrm functions, the Motif clients, and the IUL file format, data types, and functions. Reference material has been expanded and covers Motif 1.2.

It contains over 600 megabytes of X11 source code and binaries stored in ISO9660 and RockRidge formats. This will allow several types of UNIX workstations to mount the CD-ROM as a filesystem, browse through the source code, and install pre-built software.