int bus_property_append_int32(Manager *m, DBusMessageIter *i, const char *property, void *data);
int bus_property_append_uint32(Manager *m, DBusMessageIter *i, const char *property, void *data);
int bus_property_append_uint64(Manager *m, DBusMessageIter *i, const char *property, void *data);
+int bus_property_append_size(Manager *m, DBusMessageIter *i, const char *property, void *data);
#define bus_property_append_int bus_property_append_int32
#define bus_property_append_pid bus_property_append_uint32