diff --git a/scsh/newports.scm b/scsh/newports.scm
index a74ae0c..4365ce3 100644
--- a/scsh/newports.scm
+++ b/scsh/newports.scm
@@ -33,9 +33,6 @@
     (if (fdport-data:revealed fdport*)
 	(vector-set! fdports ch-number fdport)
 	(weak-vector-set! fdports ch-number fdport))))
-;    (add-finalizer!
-;     fdport
-;     (lambda (the-port) (close-fdport* (fdport-data the-port))))))
 
 (define (maybe-fdes->port fdes)
   (weak-vector-ref fdports fdes))
@@ -43,7 +40,7 @@
 ;Hmm... these shouldn't be necessary.  But still.
 ;Fake defrec routines for backwards compatibility.
 (define (fdport-data:fd fdport*)
-  (channel-os-index (channel-cell-ref (fdport-data:channel fdport*))))
+  (channel-os-index  (fdport-data:channel fdport*)))
 
 (define (fdport-data:closed? fdport*)
   (eq? (channel-status (fdport-data:channel fdport*)) 
@@ -143,6 +140,9 @@
 (define fdport-data port-data)
 ; That was easy.
 
+(define (set-port-buffering port policy . maybe-size) 
+  (warn "JMG: use of set-port-buffering"))
+
 ;;; Open & Close
 ;;; ------------
 
@@ -265,6 +265,11 @@
 ;;; Initialise the system
 ;;; ---------------------
 
+;;; JMG: should be deprecated-proc
+(define error-output-port
+  current-error-port)
+
+
 (define old-inport #f)	; Just because.
 (define old-outport #f)
 (define old-errport #f)
@@ -279,8 +284,8 @@
   (set-fluid! $current-input-port  (channel-port->input-fdport (current-input-port)))
   (set-fluid! $current-output-port (channel-port->output-fdport (current-output-port)))
   
-  (set-fluid! $current-error-port  (channel-port->output-fdport (current-error-port))))
-
+  (set-fluid! $current-error-port  (channel-port->output-fdport (current-error-port)))
+  (set-fluid! $current-noise-port  (make-null-output-port)))
 
 ;;; Generic port operations
 ;;; -----------------------
@@ -322,7 +327,8 @@
      ((if (input-port? port) make-input-fdchannel make-output-fdchannel) fd))
     (vector-set! fdports fd old-vector-ref)
     (%set-cloexec fd (not new-revealed)))
-  (release-port-lock port))
+  (release-port-lock port)
+  #f)  ; JMG: It used to return #f on succes in 0.5.1, so we do the same
 
 (define (close-fdes fd)
   (evict-ports fd)