`TDbfCursor`
		Create
		Next
		Prev
		First
		Last
		GetPhysicalRecNo
		SetPhysicalRecNo
		GetSequentialRecordCount
		GetSequentialRecNo
		SetSequentialRecNo

`TVirtualCursor`
pt		GetPhysicalRecNo
pt		GetSequentialRecNo
pt		GetSequentialRecordCount
pt		SetPhysicalRecNo
pt		SetSequentialRecNo
		Create
		Destroy
		RecordSize
		Next
		Prev
		First
		Last