resource_find_dev
r = resource_find_dev(&i, dname, &dunit, NULL, NULL);
for (wired = false; resource_find_dev(&i, dname, &dunit, NULL, NULL) == 0;
while (resource_find_dev(&line, name, &unit, "at", NULL) == 0) {
while (resource_find_dev(&line, name, &unit, "at", parent) == 0) {
while (resource_find_dev(&line, name, &unit, "at", NULL) == 0) {
if (resource_find_dev(&line, name, &unit, "at", NULL) != 0)
int resource_find_dev(int *anchor, const char *name, int *unit,