int sd_bus_creds_get_cgroup(sd_bus_creds *c, const char **cgroup);
#if 0 /** unsupported by elogind **/
int sd_bus_creds_get_unit(sd_bus_creds *c, const char **unit);
-#endif // 0
+#endif /** 0 **/
int sd_bus_creds_get_slice(sd_bus_creds *c, const char **slice);
-#if 0 /// UNNEEDED by elogind
+#if 0 /** UNNEEDED by elogind **/
int sd_bus_creds_get_user_unit(sd_bus_creds *c, const char **unit);
#endif /** 0 **/
int sd_bus_creds_get_user_slice(sd_bus_creds *c, const char **slice);