illegal option: - ! wvgain 5.1.0 libwavpack 5.1.0

illegal option: - ! illegal option: h ! illegal option: e ! illegal option: l ! illegal option: p ! Usage: WVGAIN [-options] [@]infile[.wv] [...] (multiple input files are allowed) Options: -a = album mode (all files scanned are considered an album) -c = clean ReplayGain values from all files (no analysis) -d = display calculated values only (no files are modified) -i = ignore .wvc file (forces hybrid lossy) -n = new files only (skip files with track info, or album info if album mode specified) -q = quiet (keep console output to a minimum) -s = show stored values only (no analysis) -v = write the version to stdout -z1 = set console title to indicate progress Web: Visit www.wavpack.com for latest version and info