void setIPCDeathHook(void (*hook)(void));
void setIPCErrorPrintf(int (*func)(char *s, ...));
void connection_died(CtdlIPC* ipc, int using_ssl);
-int CtdlIPC_getsockfd(CtdlIPC* ipc);
-char CtdlIPC_get(CtdlIPC* ipc);
void CtdlIPC_lock(CtdlIPC *ipc);
void CtdlIPC_unlock(CtdlIPC *ipc);
char *libcitadelclient_version_string(void);