tvmc (ul_tvcurses)

	tvmc(row.i4.v, column.i4.v, text.i1a.r, num_chars.i4.v, bold.i4.v)

	Draw a string on the background window of an ASCII terminal

	row		starting TV row for the transfer
	column		starting TV column for the transfer
	text		user buffer of ASCII data to be read or written, one
			character per byte
	num_chars	number of ASCII characters to be read from or written to
			the TV screen.  If the value of "nchars" is negative,
			a read operation is performed.  If "nchars" is
			positive, a write operation is performed. 
	bold		bold text flag
			(TRUE -> display bold text,
			 FALSE -> display normal text)

	This function requires the following include files:

	ul_tvcurses_h:tvcurses_h

	Related functions:

	tvflshc, tvm_centerc, tvinit, tv_cleanup, tvfillc, tvhlinc,
	tvvlinc, tvboxc, tvblnkc, tvceolc, tvceopc, tvclrc,
	rdcursc, tvscrsc, tvrfmtc, tvsetcolorc

	C usage:

	static const char	text[] = "Text";
	int	row = 1;
	int	column = 1;
	int	num_chars = 0;
	int	bold = FALSE;

	tvmc(row,column,text,num_chars,bold);