dbreq(device_index.i4.r, property_index.i1.r, work_area.i1a.r,
	      retrieval_index.i2.r, error.i2.r)

	This routine adds a request for the desired property of a specified
	device.  The information returned is dependent upon the property being

	device_index	device index
	property_index	property index (constants are in dbprops)
	work_area	database work area array initialized by DBWAIN call
			in which the request list is being built
	retrieval_index	retrieval index for the returned data.  This value
			must be saved for use with calls to 'dbget(i)'.
	error		standard ACNET error/success return

	This function requires the following include files:

	dbprops_h, clib_h

	Related functions:

	dbwain, dbproc, dbget, dbgeti, dbareq, dbrpdb, dbareq, dbrdi, dbrmc,