ref: fce00d2eea950d46cab89b42b9cf729e7b1db459
dir: /libstd/waitstatus-osx.myr/
use "die.use" pkg std = type waitstatus = union `Waitexit int32 `Waitsig int32 `Waitstop int32 ;; const waitstatus : (st : int32 -> waitstatus) ;; const waitstatus = {st match st & 0o177 | 0: -> `Waitexit (st >> 8) | 0o177:-> `Waitstop (st >> 8) | sig: -> `Waitsig sig ;; die("unreachable") }