abort_cancel

	status.i4.v = abort_cancel()

	This routine cancels an earlier call to abort_init.  There must
	be one call to this routine for every call to abort_init.

	This function returns ACNET status values as follows:

	OK			success
	CBS_MEMFAIL		error in allocating dynamic memory
	CBS_NOSETUP		no existing abort window

	This function requires the following include files:

	cbslib_h, acnet_errors_h

	Related functions:

	abort_init, abort_check, abort_cancel_all, abort_enable_c, abort_assert,
	abort_to_front

	C/C++ usage:

	int	status;

	status = abort_cancel();