$NetBSD: patch-aa,v 1.3 2006/06/21 14:20:37 joerg Exp $

--- knights/core.cpp.orig	2006-06-21 13:24:01.000000000 +0000
+++ knights/core.cpp
@@ -90,7 +90,7 @@ void core::createNewIO( int type, int ID
         else
         {
           /* Use an existing internetIO */
-          (io_base*)internetioPtr = myIOMap.find(Null);
+          internetioPtr = dynamic_cast<io_internet *>(myIOMap.find(Null));
           if( internetioPtr == NULL )
           {
             kdWarning() << "core::createNewIO: Trying to connect a match to an internetIO that doesn't exsist." << endl;
@@ -114,12 +114,12 @@ void core::createNewIO( int type, int ID
         }
         else
         {
-          (io_base*)internetioPtr = myIOMap.find(ID);
+          internetioPtr = dynamic_cast<io_internet *>(myIOMap.find(ID));
           if( internetioPtr == NULL )
           {
             /* no io mapped to the ID yet, use the internetio */
             /* Use an existing internetIO */
-            (io_base*)internetioPtr = myIOMap.find(Null);
+            internetioPtr = dynamic_cast<io_internet *>(myIOMap.find(Null));
             if( internetioPtr == NULL )
             {
               kdWarning() << "core::createNewIO: Trying to connect a match to an internetIO that doesn't exsist." << endl;