NULL(4) - Device Drivers Manual
NULL(4) - Device Drivers Manual # NULL(4) - Device Drivers Manual NAME # null - the null device DESCRIPTION # The null device accepts and reads data as any ordinary (and willing) file, but throws it away. The length of the null device is always zero. FILES # /dev/null SEE ALSO # zero(4) HISTORY # null first appeared in Version 4 AT&T UNIX as an empty file, /dev/null, which returned end of file when being read from. ...