null(4) - NetBSD Manual Pages

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NULL(4)                 NetBSD Kernel Interfaces Manual                NULL(4)


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


HISTORY

     A null device appeared in Version 4 AT&T UNIX.

NetBSD 10.1                     August 29, 2019                    NetBSD 10.1