System Variables

UNT Lowest Available Local Channel

	Numeric System Variable
Contents	Integer, lowest channel/file number not open.
Description	The UNT system variable contains the lowest available channel/file number.
See Also	ENABLE Directive, PREFIX Directive.
Example	0010 LET CHAN_NUM=UNT 0020 OPEN (CHAN_NUM)"FILENAME" 0030 print CHAN_NUM ->? 1
*Note*	Some older Business Basics opened the printer on Channel (1). If you are dealing with such applications in legacy code, try using HFN instead of UNT. (See HFN Highest Available Local Channel.)