It is used to support a printer connected to a remote hosts, especially diskless ones, where spooling is not desirable. Another host with full spooling is required to serve jobs to p910nd. A sample client written in Perl that sends jobs to p910nd is supplied.
Full source is supplied.
It may take a while for the Sunsite maintainer to move the file from the incoming directory. Sorry for the hotmail address. I don't want spammers collecting my real mail address.