HelenOS sources

e1000_enable_interrupts 1256 uspace/drv/nic/e1k/e1k.c 	e1000_enable_interrupts(e1000);
e1000_enable_interrupts 1338 uspace/drv/nic/e1k/e1k.c 		e1000_enable_interrupts(e1000);
e1000_enable_interrupts 1347 uspace/drv/nic/e1k/e1k.c 		e1000_enable_interrupts(e1000);
e1000_enable_interrupts 1767 uspace/drv/nic/e1k/e1k.c 	e1000_enable_interrupts(e1000);
HelenOS homepage, sources at GitHub