HelenOS sources

ANLPAR           1481 uspace/drv/nic/rtl8139/driver.c 		uint16_t anar_lp = pio_read_16(rtl8139->io_port + ANLPAR);
ANLPAR           1717 uspace/drv/nic/rtl8139/driver.c 	uint16_t anar_lp = pio_read_16(rtl8139->io_port + ANLPAR);
HelenOS homepage, sources at GitHub