pci_config_header_state_t
pci_config_header_state_t *chsp;
chsp = (pci_config_header_state_t *)regbuf;
sizeof (pci_config_header_state_t));
regbufsz = sizeof (pci_config_header_state_t) +
pci_config_header_state_t *chs_p;
chs_p = (pci_config_header_state_t *)regbuf;
sizeof (pci_config_header_state_t));