/***** Rendez-vous points *****/
XBT_PUBLIC(smx_mailbox_t) simcall_mbox_create(const char *name);
-XBT_PUBLIC(smx_mailbox_t) simcall_mbox_get_by_name(const char *name);
XBT_PUBLIC(smx_synchro_t) simcall_mbox_front(smx_mailbox_t mbox);
XBT_PUBLIC(void) simcall_mbox_set_receiver(smx_mailbox_t mbox , smx_process_t process);