line = default_re.sub(r'%s-\1' % flavour, line)
line = append_re.sub(r'\1 live-media-path=/live/%s/ ' % flavour, line)
line = append_re.sub(r'\1 boot=live %s ' % bootopt, line)
line = default_re.sub(r'%s-\1' % flavour, line)
line = append_re.sub(r'\1 live-media-path=/live/%s/ ' % flavour, line)
line = append_re.sub(r'\1 boot=live %s ' % bootopt, line)