functor(Cons, Functor) rel each2(l,p) case l=[] case l=[e,e2|l2] p(e,e2) each2(l2,p) each2(['lexer9.bc', lexer,'parser9.bc', parser,'gen9.bc', gen,'env7.bc', env,'io5.bc', io,'serialize9.bc', sel,'list',list],require)