unmovex DEPRECATED

	unmovex(source.sa.r, source_index.i2.r, dest.i1a.r, dest_index.i2.r,
		num_char.i2.r)

	This routine copies an XCHAR array into an ASCII character string.

	source		XCHAR array to copy from
	source_index	array index in 'source' to start copying from
			(starts at 1)
	dest		character string to copy to
	dest_index	array index in 'dest' to start copying to
			(starts at 1)
	num_char	number of characters to copy

	This function requires the following include files:

	cns_data_structs_h, clib_h

	Related functions:

	copy_xchar_to_string_c, copy_string_to_xchar_c, fill_xchar_c,
	strlen_xchar_c, movex(_c)