.

wcfs/__init__.py

@@ -802,7 +802,7 @@ def _start(zurl, *optv):    # -> WCFS
     # spawn wcfs and wait till filesystem-level access to it is ready
     wc = WCFS(mntpt, None, None)
     wg = sync.WorkGroup(context.background())
-    fsready = chan()
+    fsready = chan(dtype='C.structZ')
     def _(ctx):
         # XXX errctx "spawn"
         argv = [_wcfs_exe()] + list(optv) + [zurl, mntpt]