("360" (collects . #"srfi/optional.ss") (collects . #"srfi/1/search.ss") (collects . #"srfi/1/fold.ss") (collects . #"srfi/1/delete.ss") (collects . #"srfi/1/predicate.ss") (collects . #"srfi/1/filter.ss") (collects . #"srfi/8/receive.ss"))