def Chan.try_recv
import Base267def Chan.try_recv(-A: Type, chan: Chan(A), ms: U32) ->
268 IO(Poll<&1, &1, Maybe<&1, A>, Unit>):
269 import "./effs/chan.c"
270 import "./effs/chan.js"
import Base267def Chan.try_recv(-A: Type, chan: Chan(A), ms: U32) ->
268 IO(Poll<&1, &1, Maybe<&1, A>, Unit>):
269 import "./effs/chan.c"
270 import "./effs/chan.js"