UNIX® System V/386 Release 4 Migration Guide

Many of the features introduced in earlier UNIX^® System V releases exist inchanged in Release 4.0. Other features have been enhanced, sometimes gradually over a number of releases, to the point where a user may need to become reacquainted with a feature and to explore its capabilities as they exist in Release 4.0. Some features introduced in earlier releases have been replaced altogether by new technology-

This guide describes UNIX System V Release 4.0 to the user who is upgrading from an earlier release of UNIX System V. It describes changes that have been made to the system as it has evolved to meet the frowing needs of the UNIX system marketplace.

1. About This Guide
• Introduction
2. The Evolution of UNIX System V
• Introduction
3. Migrating from Release 2
• Introduction
• Release 2.0 Features
• Release 2.1 Features
4. Migrating from Release 3
• Introduction
• Release 3.0 Features
• Release 3.1 Features
• Release 3.2 Features
5. UNIX System V Release 4
• Introduction
• The Command Set
• The Command Interface
• File Operations
• The File System
• The Directory Tree
• Input/Output
• Memory Management
• System Access
• Process Management
• System Administration and Maintenance
• Networking
• Character-Based User Interfaces
• Graphical User Interface
• Internationalization
• C Language

1. Migration Tables
• Introduction
• Microsoft XENIX Interfaces
• SCO XENIX Interfaces

Fullfils its intended purpose.