extern int (*error_printf)(char *s, ...);
void setIPCDeathHook(void (*hook)(void));
void setIPCErrorPrintf(int (*func)(char *s, ...));
+void connection_died(CtdlIPC *ipc);
+int CtdlIPC_getsockfd(CtdlIPC* ipc);
+char CtdlIPC_get(CtdlIPC* ipc);
#ifdef __cplusplus
}