CHG_NONE
Changed = CHG_NONE;
Changing = CHG_NONE;
if (Changing != CHG_NONE)
Canchange = CHG_NONE;
flock.l_type = (Canchange != CHG_NONE) ? F_WRLCK : F_RDLCK;
if (Changed == CHG_NONE || opts_count(opts, "n") != 0) {
if (Canchange == CHG_NONE)
Changed = CHG_NONE;