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nodev(9f)

nodev(9F)                      Kernel Functions                      nodev(9F)



NAME
       nodev - error return function

SYNOPSIS
       #include <sys/conf.h>
       #include <sys/ddi.h>

       int nodev();

INTERFACE LEVEL
       Architecture independent level 1 (DDI/DKI).

DESCRIPTION
       nodev() returns ENXIO. It is intended to be used in the cb_ops(9S) data
       structure of a device driver for device entry points which are not sup‐
       ported  by  the driver. That is, it is an error to attempt to call such
       an entry point.

RETURN VALUES
       nodev() returns ENXIO.

CONTEXT
       nodev() can be only called from user context.

SEE ALSO
       nulldev(9F), cb_ops(9S)


       Writing Device Drivers in Oracle Solaris 11.4



Oracle Solaris 11.4               27 Jan 1993                        nodev(9F)
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