From: utzoo!decvax!harpo!floyd!vax135!ariel!orion!lime!we13!plw
Newsgroups: net.unix-wizards
Title: Re: mutual exclusion between processes
Article-I.D.: we13.359
Posted: Thu Jan  6 16:11:32 1983
Received: Fri Jan  7 03:23:32 1983
References: sdchema.349

	Using 'access(LOCKFILE, 0)' also works, especially well for root
because root would not be denied search permission in any directory component
of the path 'LOCKFILE'.