v7 man page for anocancel

anocancel(9F)						   Kernel Functions for Drivers 					     anocancel(9F)

NAME

       anocancel - prevent cancellation of asynchronous I/O request

SYNOPSIS

       #include <sys/ddi.h>
       #include <sys/sunddi.h>

       int anocancel( );

INTERFACE LEVEL

       Solaris DDI specific (Solaris DDI).

DESCRIPTION

       anocancel()  should be used by drivers that do not support canceling asynchronous  I/O requests. anocancel() is passed as the driver cancel
       routine parameter to aphysio(9F).

RETURN VALUES

       anocancel() returns  ENXIO.

SEE ALSO

       aread(9E), awrite(9E), aphysio(9F)

       Writing Device Drivers

SunOS 5.10							    9 Nov 1994							     anocancel(9F)