NULL(4) NetBSD Kernel Interfaces Manual NULL(4)Powered by man-cgi (2024-03-20). Maintained for NetBSD by Kimmo Suominen. Based on man-cgi by Panagiotis Christias.
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 7 AT&T UNIX. NetBSD 7.1.1 June 5, 1993 NetBSD 7.1.1