MAC_NOTE_LOWLINK
case MAC_NOTE_LOWLINK:
if ((type == MAC_NOTE_LOWLINK) != dsp->ds_lowlink)
if (type != MAC_NOTE_LINK && type != MAC_NOTE_LOWLINK)
if ((bits & (1 << MAC_NOTE_LOWLINK)) != 0) {
i_mac_notify(mip, MAC_NOTE_LOWLINK);