((looking-at "..-l[hz][0-9ds]-") 'lzh)
((looking-at "....................[\334]\247\304\375") 'zoo)
((and (looking-at "\C-z") ; signature too simple, IMHO
((looking-at "..-l[hz][0-9ds]-") 'lzh)
((looking-at "....................[\334]\247\304\375") 'zoo)
((and (looking-at "\C-z") ; signature too simple, IMHO