memsup:get_memory_usage() on leopard

[Joel Reymont]

Does not work and prevents the os_mon app from starting. Here's a  
patch...

diff --git a/memsup.erl b/memsup.erl
index 4e4eff0..f9ad44e 100644
--- a/memsup.erl
+++ b/memsup.erl
@@ -728,8 +728,10 @@ get_memory_usage({unix,darwin}) ->
         io_lib:fread("Pages active:~d.", skip_to_eol(Str2)),
      {ok, [Inactive],Str4} =
         io_lib:fread("Pages inactive:~d.", skip_to_eol(Str3)),
+    {ok, _,Str5} =
+       io_lib:fread("Pages speculative:~d.", skip_to_eol(Str4)),
      {ok, [Wired],_} =
-       io_lib:fread("Pages wired down:~d.", skip_to_eol(Str4)),
+       io_lib:fread("Pages wired down:~d.", skip_to_eol(Str5)),
      NMemUsed  = (Wired + Active + Inactive) * 4000,
      NMemTotal = NMemUsed + Free * 4000,
      {NMemUsed,NMemTotal};

---
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