Section 2.1. Introduction
Section 2.2. UNIX Standardization
Section 2.3. UNIX System Implementations
Section 2.4. Relationship of Standards and Implementations
Section 2.5. Limits
Section 2.6. Options
Section 2.7. Feature Test Macros
Section 2.8. Primitive System Data Types
Section 2.9. Conflicts Between Standards
Section 2.10. Summary
Exercises
