typedef struct sIPCMsg_Boolean tIPCMsg_Boolean;
typedef struct sIPCMsg_SetWindowPos tIPCMsg_SetWindowPos;
typedef struct sIPCMsg_SendMsg tIPCMsg_SendMsg;
typedef struct sIPCMsg_Boolean tIPCMsg_Boolean;
typedef struct sIPCMsg_SetWindowPos tIPCMsg_SetWindowPos;
typedef struct sIPCMsg_SendMsg tIPCMsg_SendMsg;