dio_delete_info(_c)

	status.i4.v = dio_delete_info(device_index.i4.r, property.i2.r,
				      info_type.i4.r)

	status.i4.v = dio_delete_info_c(device_index.i4.v, property.i2.v,
					info_type.i4.v)

	This routine removes a piece of data from the program cache of
	database information for a device and property (DI/PI).

	device_index	device index (If a value of 0 is passed for this
			argument, all entries of the requested type will
			be deleted.)
	property	property index (constants are in 'dbprops')
	info_type	type of information
			(DIO_BASIC -> basic info (sizes, FTDs, nodes, SSDNs),
			 DIO_BASIC32 -> basic info (sizes, FTDs, nodes, SSDNs),
			 DIO_NAME -> device name,
			 DIO_FULL_NAME_INFO -> device full name,
			 DIO_PREV_NAME_INFO -> previous device name,
			 DIO_PREV_FULL_NAME_INFO -> previous device full name,
			 DIO_FAMILY_ATT -> family,
			 DIO_SIBLING -> sibling,
			 DIO_DEVTXT -> device text,
			 DIO_FULL_DESCRIPTION_INFO -> device full text,
			 DIO_SAVEINFO -> save/restore information,
			 DIO_EMC -> EMC information,
			 DIO_EXTTXT -> extended text,
			 DIO_AALRMTXT -> analog alarm text,
			 DIO_DALRMTXT -> digital alarm text,
			 DIO_NODEINFO -> device node,
			 DIO_DIGITAL_CONTROL_INFO -> digital control
						     information,
			 DIO_STATUS_SCALING_INFO -> status scaling
						    information,
			 DIO_SSDR -> device SSDR data,
			 DIO_ANALOG_ALARM -> analog alarm block,
			 DIO_DIGITAL_ALARM -> digital alarm block,
			 DIO_VM_INFO -> device virtual machine information,
			 DIO_PROT_MASK -> device protection mask,
			 DIO_BROKEN_INFO -> device broken (out of service)
					    status,
			 DIO_BROKEN_DEVICE_INFO -> device broken
						   (out of service)
						   information,
			 DIO_DEVICE_TYPE_INFO -> device type information,
			 DIO_DEVICE_AUDIT_INFO -> device audit information,
			 DIO_SETTING_RECORD_INFO -> setting record information,
			 DIO_ADDRESSING_INFO -> property addressing information,
			 DIO_DATA_EVENT_INFO -> default data event information,
			 DIO_FERMI_NAME_INFO -> FermiName information,
			 DIO_DATA_TYPE_INFO -> data type information,
			 DIO_ALARM_INFO -> alarm information,
			 DIO_ACTUAL_ALARM_LIST_INFO -> actual alarm list
						       information,
			 DIO_ALARM_ACK_MASK_INFO -> alarm acknowledge mask
						    information,
			 DIO_ALARM_GROUP_INFO -> alarm group information,
			 DIO_CONTROLLED_BY_INFO -> controlling device
						   information,
			 DIO_EXPRESSION_INFO -> device expression information,
			 DIO_DOWNLOAD_INFO -> device download information,
			 DIO_DOWNLOAD_PROP_INFO -> device download property
						   information,
			 DIO_CONTROLLED_SETTING_INFO -> controlled setting
							information,
			 DIO_ENUM_VALUE_INFO -> reading/setting enumerated
						value information,
			 DIO_ENUM_VALUE_SHARED_INFO -> reading/setting
						       enumerated value
						       shared information,
			 DIO_ENUM_VALUE_SHARED_DEVICES -> devices which share
							  the same
							  reading/setting
							  enumerated values,
			 DIO_STRUCTURE_NAME_INFO -> reading/setting structure
						    name information,
			 DIO_FOREIGN_DEVICE_INFO -> foreign device mapping
						    information,
			 DIO_DEPARTMENT_INFO -> device department information,
			 DIO_EQUIPMENT_MAINTAINER_INFO -> device equipment
							  maintainer information,
			 DIO_MACHINE_INFO -> device machine information,
			 DIO_AREA_INFO -> device area information,
			 DIO_OBSOLETE_DEVICE_INFO -> obsolete device
						     information,
			 DIO_DOCUMENT_DEVICE_INFO -> document device
						     information,
			 DIO_LOCATION_INFO -> device location information,
			 DIO_DEVICE_STATE_INFO -> device state information,
			 DIO_PROPERTY_FLAGS_INFO -> device property flags,
			 DIO_SCALING_LENGTH_INFO -> device property scaling
						    length)

	This function returns ACNET status values as follows:

	OK			success
	DIO_NOINFO		entry does not exist

	This function requires the following include files:

	dbprops_h, diolib_h, acnet_errors_h

	Related functions:

	dio_delete_all_info, dio_delete_cache, dio_cache_property_info_c

	C/C++ usage:

	short	property = PRREAD;
	int	status;
	int	device_index = 14430;
	int	info_type = DIO_BASIC;

	status = dio_delete_info_c(device_index,property,info_type);