int (*match_fun)(void *, void *,smx_action_t),
void *user_data, smx_action_t my_action);
static void SIMIX_rdv_free(void *data);
int (*match_fun)(void *, void *,smx_action_t),
void *user_data, smx_action_t my_action);
static void SIMIX_rdv_free(void *data);