p.add_option ('-P', '--process', metavar=_ ("COMMAND"),
help = _ ("process ly_files using COMMAND FILE..."),
action='store',
- dest='process_cmd', default='lilypond -b eps')
+ dest='process_cmd', default='lilypond -dbackend=eps')
p.add_option ('--pdf',
action="store_true",
dest="create_pdf",