`tpipereader`
		responseflag
	ro	text
		writehandle
		overloadsleepus
		options
		oninputavailable
		onpipebroken
	ro	owner

`tpipewriter`
		handle

`ttextstream`
		nativesearchtext
		msesearchtext
		searchoptions
		searchpos
	ro	searchfoundpos
		searchlinestartpos
		searchlinenumber
		searchabortpo
	ro	notopen
		encoding
		eolstyle

`tcustombufstream`
		buflen
		usewritebuffer
	ro	eof
	ro	bufpo

`tmsefilestream`
	ro	filename
	ro	openmode
	ro	transactionname
	ro	ismemorystream
		capacity
		filerights
		cryptohandler