Also, get Dave Butenhof's book Programming with POSIX threads. Dave's a good guy even if he is a VMS person :-) -- Jerry Feldman <gaf at blu.org> Associate Director Boston Linux and Unix user group http://www.blu.org PGP key id:C5061EA9 PGP Key fingerprint:053C 73EC 3AC1 5C44 3E14 9245 FB00 3ED5 C506 1EA9