def set_next
import bend-collections@1.0.0.0/src/containers/intrusive_links.bend as IntrusiveLinksimport Base
57def set_next(s: Links, n: U32, m: Maybe<&2, U32>) -> Links:
58 Links{nexts, prevs, heads} = s
59 Links{Array.set(U32, nexts, n, encode(m)), prevs, heads}