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 supported 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