The gzip utility, part of the popular GNU Project, reduces the size of the named files using Lempel-Ziv coding (LZ77). Whenever possible, each file is replaced by one with the extension .gz, while keeping the same ownership modes, access and modification times. This book contains the full text of the gzip manual, as published online by the Free Software Foundation. iUniverse.com Computer Books are composed of freely available online computer manuals, industry standard specifications, and electronically distributed computer programming guides. They include open documents collections of industry specifications and standards and a collection of the best open source documentation on the Web...the most complete open source library available anywhere. Each book contains the complete, unabridged text of the original document. Our on-demand publishing process gives you the actual text of the online document in a convenient, inexpensive, easy-to-use format. And remember...iUniverse.com donates a portion of the profits from open document and open source books to support the mission of the free software community.