2 files changed, 4 insertions, 4 deletions
diff --git a/nx-X11/programs/Xserver/include/dix.h b/nx-X11/programs/Xserver/include/dix.h
index b7f91b6da..e68c71623 100644
--- a/nx-X11/programs/Xserver/include/dix.h
+++ b/nx-X11/programs/Xserver/include/dix.h
@@ -281,12 +281,12 @@ SOFTWARE.
    if ((pClient)->swapped) \
       (*ReplySwapVector[((xReq *)(pClient)->requestBuffer)->reqType]) \
            (pClient, (int)(size), pReply); \
-      else (void) WriteToClient(pClient, (int)(size), (char *)(pReply)); }
+      else WriteToClient(pClient, (int)(size), (pReply)); }
 
 #define WriteSwappedDataToClient(pClient, size, pbuf) \
    if ((pClient)->swapped) \
       (*(pClient)->pSwapReplyFunc)(pClient, (int)(size), pbuf); \
-   else (void) WriteToClient (pClient, (int)(size), (char *)(pbuf));
+   else WriteToClient (pClient, (int)(size), (pbuf));
 
 typedef struct _TimeStamp *TimeStampPtr;
 
diff --git a/nx-X11/programs/Xserver/include/os.h b/nx-X11/programs/Xserver/include/os.h
index 6e629c42f..26ce2706c 100644
--- a/nx-X11/programs/Xserver/include/os.h
+++ b/nx-X11/programs/Xserver/include/os.h
@@ -124,7 +124,7 @@ extern void FlushIfCriticalOutputPending(void);
 
 extern void SetCriticalOutputPending(void);
 
-extern int WriteToClient(ClientPtr /*who*/, int /*count*/, char* /*buf*/);
+extern int WriteToClient(ClientPtr /*who*/, int /*count*/, const void* /*__buf*/);
 
 extern void ResetOsBuffers(void);
 
@@ -444,7 +444,7 @@ typedef struct {
 extern CallbackListPtr ReplyCallback;
 typedef struct {
     ClientPtr client;
-    void * replyData;
+    const void * replyData;
     unsigned long dataLenBytes;
     unsigned long bytesRemaining;
     Bool startOfReply;