Update symbol names; fixes the build on OSX

rts/package.conf.in

@@ -99,11 +99,11 @@ ld-options:
          , "-u", "_ghczmprim_GHCziBool_False_closure"
          , "-u", "_ghczmprim_GHCziBool_True_closure"
          , "-u", "_base_GHCziPack_unpackCString_closure"
-         , "-u", "_base_GHCziIOBase_stackOverflow_closure"
-         , "-u", "_base_GHCziIOBase_heapOverflow_closure"
+         , "-u", "_base_GHCziIOziException_stackOverflow_closure"
+         , "-u", "_base_GHCziIOziException_heapOverflow_closure"
          , "-u", "_base_ControlziExceptionziBase_nonTermination_closure"
-         , "-u", "_base_GHCziIOBase_blockedOnDeadMVar_closure"
-         , "-u", "_base_GHCziIOBase_blockedIndefinitely_closure"
+         , "-u", "_base_GHCziIOziException_blockedOnDeadMVar_closure"
+         , "-u", "_base_GHCziIOziException_blockedIndefinitely_closure"
          , "-u", "_base_ControlziExceptionziBase_nestedAtomically_closure"
          , "-u", "_base_GHCziWeak_runFinalizzerBatch_closure"
          , "-u", "_base_GHCziTopHandler_runIO_closure"
@@ -137,11 +137,11 @@ ld-options:
          , "-u", "ghczmprim_GHCziBool_False_closure"
          , "-u", "ghczmprim_GHCziBool_True_closure"
          , "-u", "base_GHCziPack_unpackCString_closure"
-         , "-u", "base_GHCziIOBase_stackOverflow_closure"
-         , "-u", "base_GHCziIOBase_heapOverflow_closure"
+         , "-u", "base_GHCziIOziException_stackOverflow_closure"
+         , "-u", "base_GHCziIOziException_heapOverflow_closure"
          , "-u", "base_ControlziExceptionziBase_nonTermination_closure"
-         , "-u", "base_GHCziIOBase_blockedOnDeadMVar_closure"
-         , "-u", "base_GHCziIOBase_blockedIndefinitely_closure"
+         , "-u", "base_GHCziIOziException_blockedOnDeadMVar_closure"
+         , "-u", "base_GHCziIOziException_blockedIndefinitely_closure"
          , "-u", "base_ControlziExceptionziBase_nestedAtomically_closure"
          , "-u", "base_GHCziWeak_runFinalizzerBatch_closure"
          , "-u", "base_GHCziTopHandler_runIO_closure"