说明：  本书作者Maurice J.Bach多年来在AT&T公司贝尔实验室工作，对UNIX系统的设计思想有深刻了解，又有讲授UNIX系统的丰富经验。 在本书中，作者描述了构成UNIX操作系统基础的内部算法与结构，以及它们与程序接口之间的联系。
(This book describes the internal algorithms and the structures that form the basis of the UNIX ® operating system and their relationship to the programmer interface. The system description is based on UNIX System V Release 2 supported by AT&T, with some features Release 3.)