The classic guide to UNIX networking APIs — completely updated! ° Previous editions sold over 160,000 units! Second Edition (1998) sold over 53,000 in retail alone! ° Updates coverage of programming standards, debugging techniques, and covers Operating Systems including Red Hat 9, Solaris 9, HP-UX, Free BSD 4.8/5.0, AIX 5.x, and Mac OS X. ° Bill Fenner (AT/T Labs) and Andrew Rudoff (SUN) carry on the tradition of this great work.