ifbrp_csize
bp1.ifbrp_csize, bp2.ifbrp_ctime);
bp.ifbrp_csize = strtonum(arg, 0, UINT32_MAX, &errstr);
bparam->ifbrp_csize = sc->sc_brtmax;
sc->sc_brtmax = bparam->ifbrp_csize;
if (bparam->ifbrp_csize < 1 ||
bparam->ifbrp_csize > 4096) /* XXX */
eb->eb_max = bparam->ifbrp_csize;
bparam->ifbrp_csize = eb->eb_max;