`TIndexPage`
pt		LocalInsert
pt		LocalDelete
pt		Delete
pt		SyncLowerPage
pt		WritePage
pt		Split
pt		LockPage
pt		UnlockPage
pt		RecurPrev
pt		RecurNext
pt		RecurFirst
pt		RecurLast
pt		SetEntry
pt		SetEntryNo
pt		SetPageNo
pt		SetLowPage
pt		SetHighPage
pt		SetUpperPage
pt		UpdateBounds
pt		GetEntry
pt		GetLowerPageNo
pt		GetKeyData
pt		GetNumEntries
pt		GetKeyDataFromEntry
pt		GetRecNo
pt		GetIsInnerNode
pt		IncNumEntries
pt		SetNumEntries
pt		SetRecLowerPageNo
pt		SetRecLowerPageNoOfEntry
		Create
		Destroy
		FindNearest
		PhysicalRecNo
		MatchKey
		GotoInsertEntry
		Clear
		GetNewPage
		Modified
		RecalcWeight
		UpdateWeight
		Flush
		SaveBracket
		RestoreBracket