pr_read_pidfile
return (pr_read_pidfile(pnp, uiop));
pr_read_pidfile, /* old process file */
pr_read_pidfile, /* old lwp file */
pr_read_piddir(), pr_read_pidfile(), pr_read_opagedata(),
pr_read_pidfile, /* old process file */
pr_read_pidfile, /* old lwp file */