ru = &u.u_ru;
ap->ac_utime = compress(ru->ru_utime.tv_sec, ru->ru_utime.tv_usec);
ap->ac_stime = compress(ru->ru_stime.tv_sec, ru->ru_stime.tv_usec);
ru = &u.u_ru;
ap->ac_utime = compress(ru->ru_utime.tv_sec, ru->ru_utime.tv_usec);
ap->ac_stime = compress(ru->ru_stime.tv_sec, ru->ru_stime.tv_usec);