yge_find_capability
pm_cap = yge_find_capability(dev, PCI_CAP_ID_PM);
if (yge_find_capability(dev, PCI_CAP_ID_PCI_E) != 0) {
} else if (yge_find_capability(dev, PCI_CAP_ID_PCIX) != 0) {
if ((pm_cap = yge_find_capability(dev, PCI_CAP_ID_PM)) != 0) {
static uint8_t yge_find_capability(yge_dev_t *, uint8_t);
if ((pcix = yge_find_capability(dev, PCI_CAP_ID_PCIX)) != 0) {