efipart_get_pd
while ((fd = efipart_get_pd(&pdinfo, efipart_testfd, NULL)) != NULL) {
while ((cd = efipart_get_pd(&pdinfo, efipart_testcd, NULL)) != NULL)
for (child = efipart_get_pd(&pdinfo, efipart_testchild, cd);
child = efipart_get_pd(&pdinfo, efipart_testchild, cd))
while ((hd = efipart_get_pd(&pdinfo, efipart_testhd, NULL)) != NULL)