HelenOS sources

CONTROL_LS       1009 uspace/drv/nic/rtl8169/driver.c 		if (descr->control & CONTROL_LS) {
CONTROL_LS       1125 uspace/drv/nic/rtl8169/driver.c 	descr->control = CONTROL_OWN | CONTROL_FS | CONTROL_LS;
HelenOS homepage, sources at GitHub