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BSD 2.11 - man page for null (bsd section 4)

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NULL(4) 										  NULL(4)

NAME
       null - data sink

SYNOPSIS
       major device number(s):
	    raw: 1
       minor device encoding:
	    mem: 0;  kmem: 1;  null: 2

DESCRIPTION
       Data written on a null special file is discarded.

       Reads from a null special file always return 0 bytes.

FILES
       /dev/null
       /dev/MAKEDEV	   script to create special files
       /dev/MAKEDEV.local  script to localize special files

SEE ALSO
       mem(4)

3rd Berkeley Distribution		 January 28, 1988				  NULL(4)
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