M_DT
dtp = malloc(sizeof(*dtp), M_DT, M_NOWAIT|M_ZERO);
dp = malloc(sizeof(*dp), M_DT, M_WAITOK|M_CANFAIL|M_ZERO);
free(dp, M_DT, sizeof(*dp));
dtpf_entry = malloc(PPTSIZE, M_DT, M_NOWAIT|M_ZERO);
dtpf_return = malloc(PPTSIZE, M_DT, M_NOWAIT|M_ZERO);
free(dtpf_entry, M_DT, PPTSIZE);
dtps_entry = mallocarray(dtps_nsysent, sizeof(dtp), M_DT,
dtps_return = mallocarray(dtps_nsysent, sizeof(dtp), M_DT,
free(dtps_entry, M_DT, dtps_nsysent * sizeof(dtp));
sysnb = malloc(len + 1, M_DT, M_NOWAIT);
free(sysnb, M_DT, len + 1);