NAME     
| 
    reboot – reboot the system upon loss of remote file server connection | 
SYNOPSIS     
| 
    aux/reboot [ file ] | 
DESCRIPTION     
| 
    Reboot stats file, default /$cputype/lib, once every five minutes.
    If the stat fails, rather than timing out, reboot reboots the
    system. This is used to restart diskless cpu servers whenever
    their file server connection is broken. | 
SOURCE     
| 
    /sys/src/cmd/aux/reboot.c |