use_dac
if (!use_dac(np)) {
if (!use_dac(np))
if (use_dac(np)) {
if (!use_dac(np))
u_char use_dac; /* Use PCI DAC cycles */
#define use_dac(np) (np)->use_dac
#define set_dac(np) (np)->use_dac = 1