0,	// tempo
	0,	// (free)
	0,	// block
	0	// remark
])

function sort_all() {
    var	s, s2, time, w, wmin, ir, fmt,
    var	s, s2, time, w, wmin, ir, fmt, v, p_voice, prev,
	fl, new_sy,
	nv = voice_tb.length,
	vtb = [],
	vn = [],			// voice indexed by range
	sy = cur_sy,			// first staff system
	sy = cur_sy			// first staff system
	v = sy.top_voice,
	p_voice = voice_tb[v],		// top voice
	prev = {			// symbol defining the first staff system
		type: C.STAVES,
		dur: 0,
		v: v,
		p_v: p_voice,
		time: 0,
		st: 0,
		sy: sy,
		next: p_voice.sym,
		seqst: true
	}

	if (!p_voice.sym)
		return

	// check if different bars at the same time
	function b_chk() {
	    var	bt, s, s2, v, tim,
		ir = 0

		while (1) {

			}
		} else {
			error(1, s, "Different bars $1 and $2",
				bt, s.bar_type)
		}
	} // b_chk()

	prev.fmt = fmt = p_voice.sym.fmt	// starting format

	// set the first symbol of each voice
	for (v = 0; v < nv; v++) {
		s = voice_tb[v].sym
		vtb[v] = s
		if (sy.voices[v])
		if (sy.voices[v]) {
			vn[sy.voices[v].range] = v
			if (!prev && s) {
				fmt = s.fmt
				p_voice = voice_tb[v]
				prev = {	// symbol defining the first staff system
					type: C.STAVES,
					dur: 0,
					v: v,
					p_v: p_voice,
					time: 0,
					st: 0,
					sy: sy,
					next: s,
					fmt: fmt,
					seqst: true
	}

	// insert the first staff system in the top voice
				}
			}
		}
	}

	if (!prev)
		return					// no symbol yet

	// insert the first staff system in the first voice
	p_voice.sym = tsfirst = s = prev
	if (s.next)
		s.next.prev = s
	else
		p_voice.last_sym = s

	// if Q: from tune header, put it at start of the music