extern void IPC_SendWMMessage(tIPC_Client *Client, uint32_t Src, uint32_t Dst, int Msg, int Len, const void *Data);
extern void IPC_SendReply(tIPC_Client *Client, uint32_t WinID, int MsgID, size_t Len, const void *Data);
extern tWindow *IPC_int_GetWindow(tIPC_Client *Client, uint32_t ID);
extern void IPC_SendWMMessage(tIPC_Client *Client, uint32_t Src, uint32_t Dst, int Msg, int Len, const void *Data);
extern void IPC_SendReply(tIPC_Client *Client, uint32_t WinID, int MsgID, size_t Len, const void *Data);
extern tWindow *IPC_int_GetWindow(tIPC_Client *Client, uint32_t ID);