#endif // 0
int sd_bus_message_append(sd_bus_message *m, const char *types, ...);
+int sd_bus_message_appendv(sd_bus_message *m, const char *types, va_list ap);
int sd_bus_message_append_basic(sd_bus_message *m, char type, const void *p);
#if 0 /// UNNEEDED by elogind
int sd_bus_message_append_array(sd_bus_message *m, char type, const void *ptr, size_t size);