4 Draw abritrary lines. This brings LilyPond on par with Mup.
11 % a-#"\\special{ps: 0 0 moveto 200 200 lineto stroke}"
12 % b-#"\\special{ps: 0 0 moveto 0 0 10 20 80 40 200 30 curveto stroke}"
13 a''-#"\\embeddedps{3 4 moveto 5 3 rlineto stroke}"
14 -#"\\embeddedps{ [ 0 1 ] 0 setdash 3 5 moveto 5 -3 rlineto stroke}"
15 b-#"\\embeddedps{3 4 moveto 0 0 1 2 8 4 20 3.5 rcurveto stroke}"
20 linewidth = 70.0*\staffspace;