pcidb_vendor_iter
for (pcidb_vendor_t *vend = pcidb_vendor_iter(hdl); vend != NULL;
for (pcidb_vendor_t *vend = pcidb_vendor_iter(hdl); vend != NULL;
for (pcidb_vendor_t *vend = pcidb_vendor_iter(hdl); vend != NULL;
extern pcidb_vendor_t *pcidb_vendor_iter(pcidb_hdl_t *);