MANC              717 dev/pci/if_em_hw.c         manc = E1000_READ_REG(hw, MANC);
MANC              719 dev/pci/if_em_hw.c         E1000_WRITE_REG(hw, MANC, manc);
MANC             7464 dev/pci/if_em_hw.c         manc = E1000_READ_REG(hw, MANC);