* (the preferred interface is through xbt_log_control_set())
*/
XBT_PUBLIC void xbt_log_additivity_set(xbt_log_category_t cat, int additivity);
* (the preferred interface is through xbt_log_control_set())
*/
XBT_PUBLIC void xbt_log_additivity_set(xbt_log_category_t cat, int additivity);